Free Exhibits - District Court of Colorado - Colorado

Case 1:03-cv-02579-RPM
.t%

Document 139

Filed 01/11/2007

Page 1 of 27

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DATE

PATENT

DATE 3xC

PATENTS

NUMBER
SUCOLASS

it3wwjl1iIu
GROD PART EXAMINER

14

5ERIAL

NUMBER

CLASS

08/050527

04/19/93

175
-at

3506

..

DOODlE

.3

I3OWDEN

GONZALES

TX..

CONTINUINS
VERIFIED
27-

DATAtttsn

A/vile

FOREJGN/PCT
VERIFIED 2q

APPLICATIONSttntses

1W0

FOREIGN
eoeIpn
35
priority

LICENSE
yes yes

GRANTED

05/28/93
STATE

claImed

TOTAL
CLAIMS

215

oondltlonlnslt

AS
..uu.

COUNTRY

040SF CLAIMS

FEE RECEIVED

VerIlI.dandAcknoml.494d

TnmIJ InItIeIg
IotlLini

TX

14

11

01 C1

00

IMJNALD

1631
11.5

MILAN EAST TRAVIS

II

SAN

ANTONIO

TX

78205

AUTOMATIC

DRILLI

SYS1EM

usoflr.cmt em OtflsPtO.ISSt.ssv

7E

PARTP
PILED

OF APPLICATION SEPARATELY ALLOWANCE

.1
Applications

NOTICE

MAILED

._
total Claims Assistant

CLAIMS

ALLOWED

ExamIner

ISDRAWING
Sheqts

ISUEPEE
Amount
Date

5J
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FIgS

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13
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PREPARED
WARNING
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ISSUE
may be Code
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Title

JA
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Area
the

35

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122.181

aS
employees

may be prohhted the U.S
contractors

IIi

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to authorized

only

Form

PTQ4ISA

tRevsPdli

EXHIBIT

WS
FACE

00024

Case 1:03-cv-02579-RPM

Document 139

Filed 01/11/2007

Page 2 of 27

APMCVflLFS4
INITALS
\I\

Date Entered or

Date

CONTENTS

Received
or Mailed

Counted

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papers

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27

29

32 FRONT

WS

00025

Case 1:03-cv-02579-RPM

Document 139

Filed 01/11/2007

Page 3 of 27

SEARCHED
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Date

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Class

SEARCHED
Date

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WS

00026

Case 1:03-cv-02579-RPM

Document 139

Filed 01/11/2007

Page 4 of 27

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Case 1:03-cv-02579-RPM

Document 139

Filed 01/11/2007

Page 5 of 27

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Case 1:03-cv-02579-RPM

Document 139

Filed 01/11/2007

Page 6 of 27

Optipat

Dear Valued Customer

While
Publications missing obtain

your from
the

file

we

noticed

that there

are

Other

contents

of

file

wrapper

At your request we
resources

will

attempt note

to

publications
charges will apply
to

from alternative
this

Please

that

service

Please

contact

Paxpat
to place

Optipat

customer

assistance

representative

at

the

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ordering time

below

an order for these your order

items and

To
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available at the

process please

file

of your call

We
Intellectual Property

your patronage

and

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to

meeting

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of your

you

5350

Suite 110 or 703.916.1500

VA 22312
800.445.9761 or 703.916.1727

Phone

www.faxpat.com

www.optipat.com

WS

00029

Case 1:03-cv-02579-RPM

Document 139

Filed 01/11/2007

Page 7 of 27

PATENT

No.______________

U.S
PATENT

DEPARTMENT AND

OF

TRADEMARX

EE

100

119

05/10/93

08050527

201

614.00

CI

8010601

PTO1556

5/87

WS

00030

Case 1:03-cv-02579-RPM

Document 139

Filed 01/11/2007

Page 8 of 27

EAR

US
SERIAl
IAJ4EER flLIPc DATE

PATENT

CLASS

08/050417

04/19/93

175

3506

BOBbIE

BOWDEN

5ONZALES

TX

CONT
VERIFIED

NG

FOREIGN/PCT
VERIFIED

APPLICATIONS

FOREIGN

LICENSE

GRANTED

05/28/93

SMALL

ENTITY

STATE OR COUNTRY

DRAWING

TOTAl CLAIMS

FILING CLAIMS RECEIVED

FEE

ATTORNEY

Pt

TX

13

14

11

614.00

B0106.01

DONALD 1631 115 SAN MILAM

COMUZZI BUILDING TRAVIS TX 78205

AUTOMATIC

DRILL1NG

SYSTEM

This
Patent

to and of the

that

annexed Office

is the

true as

the froe copy filed which

records

of

the

States

by authority COMMISSIONER

PATENTS

Nt
Certifying

Date

WS

00031

Case 1:03-cv-02579-RPM

Document 139

Filed 01/11/2007

Page 9 of 27

IN

UNITED Attorney

TRADEMARK Docket

No

B-0106.01

COMMISSIONER PATENTS AND TRADEMARKS D.C 20231 Washington

Sir
Transmitted herewith for filing BOBBIE .30E Inventor
the application

of

For

AUTOMATIC

Enclosed
13

are

An Assignment

LX

of drawings of the invention to ________________________ Cover Sheet for Assignment tower of Attorney Verified under statement establish small entity CFR 1.9 and 37 CFR 1.27 Information Disclosure Statement CLAIMS AS FILED Other Small

37

Than
Entity

Small

Entity

TotalClaims
Independent Claims

14

20j_XllQ_
x37259.0O
extra

orx22..._

10

Multiple dependent Claims Presented Basic Fee

_Q_
$355S0

or or or or

230
$710.00 $_______

Assignment TOTAL check

$40.00 FEE
in the amount

$______
$614.00 the

$______
filing
fee is

enclosed
Please all correspondence and telephone calls in connection with to LAW OFFICES OF application DONALD 1631 Milam Building 115 East Travis COMUZZI san Antonio Texas 2250007 Street

210

Respectfully
LAW

submitted
COMUZZI

DONALD OFFICES IL 1631 Milam Building Travis Street 115 San Antonio Texas 07

210

Date/7/fr/1113
20106.4

By____________________
Reg

No

_______________ br4
Sb au

as

DiAS

ss $SI as
pm
at

St

___ flair 0$ floe Missd un_n PS aS an as
Sod

______ 1_ An
t43N4

WS

00032

Case 1:03-cv-02579-RPM

Document 139

Filed 01/11/2007

Page 10 of 27

IN

THE

UNITED

STATES FOR

AND

TRADEMABX LETTERS

OFFICE

APPLICATION

INVENTION

bPMATIC
BOBBIE

DRILLING BOWDEN

SYSTEM

INVENTOR

CPSTIFICAPE

MAILING are To the the

this and fee that hereby paper United States deposited in being Office Mail Post Service Express Addressee under 37 CFR on date below and

COMMISSIONER Washington
Express Date Mail

OF

PATENTS

AND

TRADEMARKS

D.C

20231

No

.QUi scvac

ftLP

Lori

4yL

OsMimn

Hrna

WS

00033

Case 1:03-cv-02579-RPM

Document 139

Filed 01/11/2007

Page 11 of 27

ABSTRACT An drilling
of automatic in response to

system
any

drill

string

of all and

of

any

combination

of

or

drilling fluid
RPM

pressure
achieve

bit weight
an optimal includes drill deliver

drill of bit

torque

drill string
The

penetration
pressure

automatic
bit RPM bit

system

drilling string torque

sensor
drill

sensor
sensor

sensor
fluid

and

which

drilling torque

pressure and

signal

signal
to

signal

drill string bit weight string

RPM signal

pressure

regulator
and drill

regulator regulator
to The the

string torque

regulator
control

drill it manipulates rate which

controller in response
the

above the

signals drill

so

that at

drilling

to maximum

release rate of

maintains the

bit penetration

52
WS
041034

Case 1:03-cv-02579-RPM

Document 139
TH

Filed 01/11/2007

Page 12 of 27

BACKGROUND The4 present invention

OF

relates but not by

automatic way of

systems

and

more

particularly
system

limitation
of drilling of drill

to

an

automatic string
in response

controls and any horizonal

drill

vertical
to any

directional
one of drill Art or

combination

bit

weight

drilling fluid Descrintion
Typical of

pressure
the

string

torque

and

RPM

Related

automatic bit drum

presently Such in drillers to cable string drill

control the

the

drill

using only
the cable the

weight

throttle

brake bit

handle of
to

response support

in

release

the drill
places bit additional to increase enters then

string
of bit the

The drill

lowering

of on

the top

drill

in order

back bit the

to

its

desired

value
the

driller automatic

operator

desired
compares

weight
desired

value value As long to as

driller weight

which

actual the actual

bit bit

weight
the

indicator
of

jremains the cabie

within
brake

tolerance

desired the its drill

bit

weight

drum

remains drill indicator weight

engaged
at measures entered the the

support

supports
once the the

present bit the weight

level
that

However
falls outside by the

the

weight

desired bit drilling handle
rig to

driller driller manipulates the

operator
release thereby The

automatic drum

brake

cable

brake of

which lowers
drill released

drill upon the

cable drill bit

placing drum

mcire

weight

string until

cable

brake to bit the

the

weight substantially

provides equals Althcugh completely any type

signal

driller

weight
automatic drillers cease function to operate

adequately properly

for

boreholes
directional once the or

they

horizontal deviates from the weight

drilling vertical
string

operations the weight

Specifically indicator
longer measures

borehole

nounts direct drill string

drill

cable

no

but

instead

measures

0104.1

WS

00035

Case 1:03-cv-02579-RPM

Document 139

Filed 01/11/2007

Page 13 of 27

the

drill

string supplies drill

weight to

at

an

angle
driller the drill an

result
erroneous

the

weight of

indicator the actual automatic brake
to

automatic weight fail on to

reading

string

Consequently
the The drilling reduces the borehole as well as cable drum

properly cable

release does

the not of

drill at an

therefore
the

optimal

likelihood the

successfully of need bit entire for an

increasin9

cost

Accordingly only response boreboles
to through other be

automatic

driller

that not
in

measurements so that directional or

measurements

horizontal

may

drilled
SUMMARY OF the INVENTION present

In

accordance

with

invention
of or

an

automatic rig drilling

drilling system response
to any bit

string

drilling all aqd thi

of

any

combination

fluid pressure RPM to during drilling

weight
release of the drill

torque
of automatic bit string weight

drill

string rig

automatically drilling fluid

drilling

borehole sensor
drill

driller sensor
The bit fluid torque drill sensors

pressure and

string torque output
drill signals string

sensor

RPM sensor pressure

representing

torque
bit

string

RPM

to drill

drilling

pressure regulator regulator
The changes and drill

weight

regulator

string

RPM regulator their
and

respectively
to an the output drilling pressure bit signal regulator signal regulator signal and measure signal

regulators in of

receive signals any

representative

changes

Specifically

pressure regulator
outputs signal measures those

measures

changes

in drilling fluid The and

those
changes bit

regulator

outputs torque output

representing measures

changes
in

drill string

string
and string and

changes

torque
drill

representing
measures changes

changes
in drill

The

RPM

string

RPM

0104.2

WS

Case 1:03-cv-02579-RPM

Document 139

Filed 01/11/2007

Page 14 of 27

representing
Each to of

those the

changes
attaches to supply which drill connect responsive control in series to provide

regulators output string

regulators to drill the

signal
so

controller
may be to utilized the

.relays

that drill

regulators control

concurrently string

signal

drill the of

controller attach to relay

their respective selectors
of the which

relays
switch the

Furthermore
relays to on and

to

permit one of

an

operator or which

automatic of the

driller

select are

which to

combination operation
The

regulators

control

the

drilling

drill

string

controller signal from the

relays regulator or

to

receive

drill string controlling connected decrease
the to

control drilling

regulators

operatIon
fluid

Illustratively
pressure

when
receives drill to

drilling fluid signal that the

regulator it

in

pressure operates

signal
the drill

supplies

string control effect
an

increase an

in

rate
drilling fluid

the pressure that

drill
results

string
in the the

conversely relay
drill of the drill

increase drill

supplying

string to effect

control

signal

controller

in the

string
to bit that in the in bit the bit it supplies regulator drill

If
receives string effect

however
decrease

signal
the drill

control an

signal

operates
of

controller to
drill

increase an

release

string
relay

Conversely
supplying string the

increase string to

weight
signal

results that

in

the the

drill

control

operates of

controller

in

the

of

drill

string
when

Alternatively
torque it string the drill regulator drill to

relay connected decrease in

to

drill

strirg

torque
that in the in rate drill of drill release of

string

control signal
an increase an increase

string

However

string

torque

4notoma

Case 1:03-cv-02579-RPM

Document 139

Filed 01/11/2007

Page 15 of 27

results

in the

relay supplying
string controller to

control

signal in

that the

operates
rate of

drill of if increase

Finally
receives drill an string to

relay in drill

the

drill RPM

string

RPM regulator supplies
drill string of the

signal

control an

that
increase in the in drill string rate drill signal of

controller
drill in the the release It provide the of

release

string
relay

Conversely
supplying

RPM
operates in the

control

controller the drill

decrease

rate of

string
an object capable of of of the present

is
an

therefore
automatic the

invention

to

driller string any

automatically rig all

release

drill

drilling

response

to

changes

in any bit

of
weight

combination string

of

or

drilling fluid string RPM
the art

pressure
Still invention of

drill

torque

and

drill of

other will

objects

features
to

advantages skilled

present
in light

become

in t1e

following BRiEF
is

OF

front the

view

depicting drilling system according to

controlled preferred

automatic of the

embodiment is to

present invention
the automatic of the present

/Fig
system

diagram depicting

according

embodiment

invention

Fig
the

an

enlarged

of

the

pump

pressure

regulator of

adomatic

drilling system
is front

depicted pump of the pressure

Fig
accqxÆing to

view
embodiment

the

preferred
front

present

invention
pump

Fig
fluid/pressure

view in
the automatic

depicting

sensor utilized invention

system

the/Present

Fig
pressure

front

view to

depicting

the

well-head

compensation valve

according

the

preferred

WS

00038

Case 1:03-cv-02579-RPM

Document 139

Filed 01/11/2007

Page 16 of 27

of

the

present is

invention
side view system view the an automatic of the alternative drilling line sensor

utilized in the

automatic side utilized

invention
drill system of line the

4ig
tension

is

sensor

present_invention

/Fig
apparatus sensor

is

schematic cut-off in

diagram

depicting in the

low drill

fluid line

switch

utilized

jalustrated 10 is

Fig
diagram automatic drilling pipe system rotation of

Aig
torque present

schematic in the

sensor

utilized

jnvention
11 schematic sensor diagram depicting automatic an alternative drilling pipe

rotation

torque

utilized

in the

system

the present

invention
is schematic automatic diagram depicting pipe RPM sensor

Fig
..fig

12

utilized in the
13 is

system of
diagram

invention
an alternative present

depicting
drilling

RPM sensorutilized

in the

automatic

system of

inventk

Fig
embodiment
coil

14

is the automatic

depicting

an

alternative to control

of

drilling system configured

tubing

drilling DESCRIPTION EMBODIMENTS

DETAILED

Fig
automatic
10 be

illustrates system of the

rig controlled invention directional
drill Drawworks anchor
29

by

the rig

Drilling and

utilized to
Derrick drawworks 20

drill

horizontal borehole 86

boreholes utilizing
26 and

string 21 includes

within

22

22

cable

27 30

having mount onto derrick

28 20

strung

therebetween
cable from drum 28 about travelling

and

wind
string
28 21

block
32

31

thus suspending the
of of

drill cable string

derrick
26 to

20

Brake the

from with

adjust

vertical

drill

21

respect to derrick

20

SO2QC.1

WS

90039

Case 1:03-cv-02579-RPM

Document 139

Filed 01/11/2007

Page 17 of 27

Rotary thereby includes boreholes rotary
or drilling

24

drives

drill

string

21

rotate

drillbt23
string
21

borehole which To

86

Additionally
allows directional 86 to drill

drill and into

mu4lnotQr..85 to be
24

horizontal

drilled
may may drive rotate

c3ritLborehole string bit
21

87
drill 23 and

table

drill drill

23
mud

mud motor
85 may be mud

23

or

motor

used

in tandem 85 of while

However

during

typical
23

operation

motor

drives

drill 86 in 21

only to

at ensure

the

directionalization precise during
borehole straight pumps drilling

borehole drill

string

drives

bit 23

Pump 25 via
to

fluid

mud
it travels

into

drill drill fluid to

21 21

88
mud
motor 85 and drill pressure bit

23

The

drilling 23

4r.ivejnud

motor

85

provides carries

within

drill

blow
borehole

outs

formation

from string 21

86
along on the 86

Drawworks

22

must
retain drill bit the

vertically

derrick 20

in order

23

bottom
of

i.e

bottom of borehole through
formation

progression drill bit at string

87

As

long on

as

21

maintains bit 23
rate will of

sufficient and
gouge borehole

constant
86

pressure

drill 87

23
an

drill

formation

optimal of

penetration
Rates as of

chosen

upon vary
from

the as

composition little as per four

formation
per hour

87
to

penetration
as 22

much

hundred did
not

and

eighty

hour
drill

If
bit

however
23 the

drawworks

adjust of 86 bottom

21
of

rise off progression Accordingly
release constant rate To rate 208 of via of

i.e

86
87

formation be

would drum

cease
26 to the

brake
28

32

must

manipulated
string required

to

permit

and on

adjust drill

drill bit 23

21
to

thereby providing maintain the

pressure

penetration
maintain drill bit 23

bottom
33

the to

optimal

penetration
cable 207 to

automatic regulate
the release

connects

brake
from

cable

26

sosod.t

WS

00040

Case 1:03-cv-02579-RPM

Document 139

Filed 01/11/2007

Page 18 of 27

Automatic manipulates until determines fluid

driller brake bit when

33

senses to is
23

when

drill
28

23

is

oft bottom
drill string 21 33

32 23

cable

and

on
is

bottom

Automatic by measuring and

drill bit

off bottom

drilling

pressure

weight

torque
Drilling sensor provide fluid and

drill

revolutions per minute bit onto
weight oil sensor

RPM
torque 20

pressure

sensor
37

34

35

36

RPM

sensor

mount
of

signals string

representative

drilling string RPM pressure torque
rig 10 to

pressure
automatic

bit

drill

and drill
drilling drill on fluid

33
string

Additionally
gauge 83

gauge

80
82
and

drill

weight

81
mount

string

gauge to

RPM gauge
the signals bit drilling to the utilize any sensor

drilling drilling

register

fluid
and 33 any

pressure sensor 37 for

34

35

sensor
Automatic

36

operator
of the

driller

may be

programmed cf

measurements or
all of of drill

combination

above
brake

measurements
32

measurements bit
23 As within shown dual blocks as Blocks rubber to borehole in

and

the

position

86
drilling fluid sensor which
secure pressure rubber using 107 piston any and 110 sensor 34 may

Fig
boot

comprise comprises

100
fit rubber

Dual

sensor 100 suitable within

means such cavity

108

109
Dual

101106
boot

further secure
100 and

within cavity driller
33

109

sensor 111 101

automatic

utilizing hydraulic
screws within blocks 108 fluid and

hydraulic

line

connector fits 112 to

which between
the if

104
line

valve
connector automatic

rubber drilling
excessive In force

hydraulic

remove
33

pressure
fluid

signal

from

pressure builds up within drill string 23drilling
contacts rubber Rubber

operation

the 107 110

boot
107

rubber cylinder 110

110
and

contacts

forces

against 108 to

rubber boot displace
rubber

108
hydraulic boot
108

turn
fluid

cylinder within

moves rubber boot

hydraulic

111

The

pressure

Case 1:03-cv-02579-RPM

Document 139

Filed 01/11/2007

Page 19 of 27

applies provides Although equal to

against signal

the

hydraulic

fluid to

within

hydraulic

line

ill

the sides

drilling cylinder to end to

pressure
110

surface provide

area one to

of one

may be
fluid 110

drilling area be of enlarged

hydraulic cylinder

pressure contacting in the

ratio
rubber

the

surface 108 may

boot

.provide pressure could

pressure the cylinder

to surface reduction area

fluid ratio

ratio
to

Illustratively
one to provide and

between fluid

drilling fluid

pressure line

pressure

of

the

hydraulic

111
However
if excess drilling 113 signal rise the to fluid pressure builds

up in drill
108 from rubber

string

21

will

prevent

rubber

generating boot 113 will over

automatic 109 such

33
that it

Specifically
forces

within
through

safety

hydraulic rubber within not receive damaged drilling

connector will

112
not any

blocking pressure automatic automatic

it
on

Consequently the hydraulic
will will

111
As from

and

driller 33 driller 33

result

not

overpressure
pressure sensor

Alternatively
be pump pressure 33

standard

may mud

Illustratively gauge which

Pig
be

depicts employed of gauge exert line fluid

MartinDecker to
fluid

may

automatic pressure
114 the

driller The which

with

signal

indicative

drilling includes

mud pump pressure
contacts

diaphragm against

drilling fluid within
hydraulic

to

pressure

hydraulic automatic

115

thereby

providing

driller 33

with

pressure

signal

rig
may be

illustrates

wellhead pressure
with

compensation valve
the

utilized
of of

conjunction

either

drilling
pressure

pressure senspr provides that

Fig

or

the

standard pressure signal

drilling compensation to

rig

Wellhead

valve

120
33

drilling fluid changes

pressure in well

automatic
well

driller
as

incorporates pressure of

pressure drill

changes Well

in the

fluid

string

21

ws00042

Case 1:03-cv-02579-RPM

Document 139

Filed 01/11/2007

Page 20 of 27

head

pressure

compensation

valve

120

comprises

enclosure the

121

which

encloses embodiment

piston

122

which piston cavity cavity 127 122 within

preferred

123-126 the inner

enclosure 121 into four the

and

further1

individual hydraulic drilling drilling communicates wellhead to piston
to apply ill

127130
or hydraulic sensor signal

communicates depending in order

with upon
to

115
is being against

which

pressure pressure the

used
piston

apply 130

122

cavity
at

output

pressure conveyed

sensors wellhead

mounted pressure may

signal

122
to

The those

pressure depicted of in

at

wellhead and

be of
cavity while pressure That

type
128

similar

Figs
122

Air fills

to allow

motion fills

piston 129
33

within enclosure
provide hydraulic line

hydraulic signal hydraulic drilling fluid

cavity

automatic pressure fluid signal

via

hydraulic to the string

corresponds within drill

difference 21

between
the

the

pressure at the

drilling

pressure In

well

head
fluid pressure applied each in either

operation
via

the

piston provide

127130
signal output

balance

against

terential

representing changes string
increase the in
21

the drilling fluid

pressure

within
an

or

at

the
fluid fluid in the

head

Illustratively
drill well the hydraulic either
21

the

drilling drilling

pressure within pressure
pressure at of

string 21
will fluid

or

decrease of
in an

result

increase

delivered

automatic

driller

33

Alternatively
drill well signal string

decrease in
increase in in drilling in fluid

pressure pressure

within at pressure

or result to

head

will

decrease

the

hydraulic

delivered and

automatic

driller
two

33
weight
on

Figs
that

standard on

bit sensors
to automatic clipper

may be

utilized

to

supply

weight

bit signal

driller weight signal

33

Specifically
that

Fig
onto to

mounts
of

provide
21 applies on top

weight

1010$

10
WS
00043

Case 1:03-cv-02579-RPM

Document 139

Filed 01/11/2007

Page 21 of 27

of

drill bit

23
142

hydraulic to

hose

not

shown
33

connects provide the weight

clipper

weight driller string against

indicator
33

driller representation That

to of
28

with applies

hydraulic on plug As fluid signal to bit 140

21

23

is

cable

applies pressure to to

pressure against

which
diaphragm the

turn
141

applies

diaphragm 141 the
hydraulic

contracts hose

pressurize deliver

hydraulic

hydraulic
In

pressure

automatic anchor the weight

33
indicator to 21 applies implements

Fig
sensor

Martin-Decker 35 provide the indicator

bit weight driller bit drum
to the
33

hydraulic string

automatic
to for drill cable 28 as to

representing weight

drill 145 weight

23
anchor

also

substitutes anchors

27

That

is anchor

indicator drum 147

cable

drilling rig 10
tension 148 line via 10 on

with

drilling cable
28

146
applies hydraulic

operation
pressure fluid to

cable

varies turn

arm

diaphragm hydraulic driller
33

which
149 to

compresses

within

supply line

hydraulic

automatic

hydraulic

149
idler 33 Idler diesel tension 162 wheel tension sensor signal sensor drives 160 160 is

Fig

illustrates

MartinDecker

utilized to indicating
drill

automatic string power

with
tension engine

torque

utilized when table against

such as
Idler wheel

rotary mounts

See
drive

Fig
chain 161 161

sensor drive

that rotates against cylinder
fluid

abuts 162

161
to

Thus

as

drive tension

chain

downward
applies fluid line

pressure to

arm

163

which
increasing Hydraulic provide

turn
the fluid

pressure pressure

hydraulic

167

thereby

within

hydraulic

164

164

connects
33

driller 33 hydraulic

automatic

driller

with

drill

string

torque

Fig
an

11

illustrates motor

drill

string torque sensor
table 24

utilized

whin

electric

drives to

rotary pneumatic

See
165

Fig

specifically
electric motor

electrical

transducer
166

166

As

electric

motor

operates

it generates

11
Boxo.s

WS

00044

Case 1:03-cv-02579-RPM
an electrical

Document 139
current
that feeds to

Filed 01/11/2007
into electrical transducer which The it to 165

Page 22 of 27
pneumatic converts
to

transducer that current

165

Electrical into via

pneumatic

signal
33

pneumatic

signal hose

delivers

automatic supplied transducer drill

driller to 165

168

pneumatic
to 24

signal

driller corresponds

33

by

electrical table

pneumatic applies
to

string

21
illustrates drill
33

Pig
provide string

12

string

RPM

sensor indicative

utilized of
or

to

automatic RPM when

driller power
table

with such as gear drive generator to diesel

drill

electric couples
in

motor

drives

rotary to gear

24

via

170

V-belt

171 172

generator

shaft 170 result
to

generator

unison

with
signal

gear that

170
it supplies to pneumatic signal automatic illustrates

generates pneumatic that to

electrical

transducer

173

Electrical to 33 to

transducer 173 which
it then
33

converts

voltage signal

pneumatic provide

supplies the

automatic drill RPM

driller an

with

RPM

of

string

21

Pig
provides

13

alternate

drill

string

sensor which
drill

automatic either via that gear diesel engine

signal or electric 174 with to pneumatic it motor develops

string rotary

RPM when
table signal rotates receives signal transducer automatic string As fluid string which
24

drives an

170

Proximity switch
to the speed

electrical table
24 175

corresponds

rotary

drill that

21

Electrical and

transducer
into to
33

converts

pneumatic pneumatic provide
drill

string
175

RPM

Electrical driller signal

automatic

driller 33

with

pneumatic

representing

RPM
shown pressure torque receive in

automatic

33

comprises

drilling
drill 203

regulator regulator
the

200

bit
and drill

regulator string

201

202

RPM by

regulator
drilling string

drilling bit

developed

fluid

pressure sensor driller

34 36
33 drill further

sensor RPM sensor

35

drill

torque

37

respectively
204 which

Automatic drives

comprises

air

motor

12
00045

Case 1:03-cv-02579-RPM

Document 139
205
and Differential lower brake

Filed 01/11/2007
gear handle unit 208 205 via

Page 23 of 27

differential gear unit
cable

manipulates

reel 206
adjusting

raise the

207
drum
to

thereby

braking

force to

brake-fl

applies

against

26

Regulators

200-203 signal 32 to

236239
motor the 204 which

respectively
drives of cable air 28

output
204 drum

pneumatic control

air

motor

brake

release be used

Although

regulators

may be utilized

concurrently or

to

control brake combination
In to

32

may also
the

in any

release

cable valves

28

from

drum are

26
pneumatic
air motor

embodiment
that operate as relays valves an air to

valves

supply

compressed in

air to series to air to

204

Specifically
air the from

236239
supply

connect

deliver motor valve
204236 the the

compressed That

not
the

shown

is

air

supply

delivers

compressed

air 231 that

through
air pressure

regulator

212

Air 236

pressure and displays 212

registers

supplied to valve operator
the rate

value

for to 236

automatic
the thus-

driller of

Flow

regulator air

functions

limit

pressure

compressed which

delivered 204

to valve

air motor

will the maximum

reel rate at

206
which

Flow

regulator 23 selectors the

212
could
23

determines penetrate control into

drill Valve

formation ones That of

87 200
if all four

which

203

control

drilling control so that drilling regulators respective fluid valve

is

regulators are to
232-235 of remain on air

valve control the

selectors delivery However

compressed for

from

their

valves
pressure regulator 232 remains In the

it

example
drilling valve

drilling

200

is

to

control

operation

selector

on

while

233235
selector compressed 232

are

switched
to onto

its

on

position

valve

continues directly

supply
of

from delivering
236 so that of of

diaphragm 240

drilling fluid valve

regulator with supply

controls valve
to

opening

and

closing
switched

236

selectors

233235
air

they allow
diaphragms 241-243

deliver compressed
As

directly onto

of

valves

result

natce

.t

Case 1:03-cv-02579-RPM

Document 139

Filed 01/11/2007

Page 24 of 27

valves

237-239

fully

open by

and

function

only

to

pass

the

compressed That

air regulated bit weight

drilling

fluid drill 203

pressure string remain to any

regulator regulator do

is
and

regulator

201

tonjue off

202

drill

string of

PPM

regulator air

regulate Valve that

supply

delivered in of air

air motor combination so

selectors any

232-235 any

may

be

manipulated
or all air to

combination
of an enlarged be

regulators motor

regulate

delivery

204
pressure of

Fig
regulator 200 the
use of and

view
to

of

drilling an

fluid

will

referenced

provide

illustration driller

in drilling drilling fluid fluid

automatic regulator

33

Specifically changes operation and valve fluid
pressure air in

pressure
pressure

measures drilling 232 remains

to
selector off the so flow Drilling through the that

As

previously

described
are

valve

on

233-235 regulator supply ensures rate to 200 air

switched

only

drilling air

regulates motor 23 by

compressed

from the

204

pressure formation drilling As long bit as
23

regulator 200
at an optimal drill

drill penetration 21 at at an

progresses

87

maintaining pressure pressure

within

optimal
optimal

the will 86 200

drilling reside through reulates
26 in

drill

on
formation drilling to
28

sufficient bit weight

to drill

borehole

87
fluid

Drilling pressure

fluid
by

pressure cable

regulator
28

releasing

from The 23 created to its

response

decreases lowers drill 23

drilling string
21

fluid to

pressure
drill

release

place

on bottom
within
optimal

With string
21

bit
raises

on bottom
fluid

backpressure pressure back its

value
drilling to end

Once

drilling
pressure

pressure reaches regulator
200 stops the

optimal of

value
cable

release

the

lowering

of 200

21
includes Bourdon 34 21 fluid pressure tube sense and to

Drilling 210 which in valve

fluid

pressure regulator
to

connects

drilling fluid pressure

pressure

changes control

fluid

within

Drilling

regulator

Bolos

14
WS
00047

Case 1:03-cv-02579-RPM

Document 139

Filed 01/11/2007

Page 25 of 27

200 nozzle connects spring provide 230

includes spring one end

flapper

213
safety

adjusting shut-down 210 with

screw

214

plate 215
Flapper 213

230

and

screw 213 in

220

while to

plate restoring 216 air force on that plate

215

and

flapper flapper

order

maintains

near

nozzle
of

216

Nozzle

mounts from the in

deliver diaphragm fluid to 240 of

compressed response 214 to to

supply drilling

in

pressure
adjust That plate

Adjusting
215

screw

connects flapper the

to

plate

215 pivot

in order screw 215 in

transverse screw 214
225

225
an or

is

adjusting pivot

swings position

of 216 215

plate
either

arc

about

screw

nozzle plate

closer pivot

further 224

from

flapper

213
the

In

addition
point for In in

includes

pin

which

provides

pivot

213
operation
Bourdon in air nozzle 216 delivers tube 210 manipulates pressure to valve of to 213

normal to

response of

vary

the

amount variable

compressed
amount the of force

236
valve
air 200 216 236

compressed with whioh before

air the

alters compressed

opening air regulator

and 204

thus

motor will

However

drilling

automatically flapper selected To 213 amount

regulate
be of air to to

pressure

nozzle driller

operator

236
pressure regulator the 32 to 200

calibrate

drIlling

fluid

and

automatically operators bit 23 must

regulate

drilling

pressure

drilling place drill the

first manually
Once drill bit cable be it
23

on bottom

resides to

on bottom
208
move

drilling

operators screw
214 213

connect then so that of

207

brake to

Adjustment
relative valve valve If to

adjusted deliver air of

nozzle
air

216

flapper

to

236

delivery

compressed the actuation

by air

nozzle

216

opens

204
216

adjustment

screw

214 pressure

and

thus

nozzle 200 will

remain

unadjusted constant

drilling fluid drilling
fluid

regulator

not maintain flapper
213

pressure

Specifically

15
WS
/1

Case 1:03-cv-02579-RPM

Document 139

Filed 01/11/2007

Page 26 of 27

diverts
air

no

compressed into

air

into 216

orifice

222
orifice

and 218

all

the

flowing

nozzle

through

exhausts no

nozzle outlet
air

221
of

Orifice

222
240

therefore

delivers in valve

compressed remaining

over

top

diaphragm valve 236

closed
compressed drum

With

closed
32

air remain

motor

204

receives

no

brake not release

engaged
results in

Consequently bit
to
23

does

28

which

rising off
the drilling 204

bottom
rig so

Thus
selected

must amount fluid

adjusted air

deliver
to will air be

operator

pressure

motor

that

optimal

pressure

maintained

within

drill 214

21
threadably connects 216 adjusting pivot screw to plate to in order

Adjusting to adjust As 215 plate

screw

thus
rig operator to

nozzle

flapper

213
plate

drilling pivots from

tightens about of to

screw

214
That
from

right

left the 225

225
arc

is

adjusting to left

screw about

214

swings screw

in an

right to

pivot

position deflects

216

closer

flapper

213
air from

result
nozzle air valve 227 and 236

flow
222

of

compressed delivers
the

outlet
to valve

221

into The

orifice

which of

236

diversion down of to

compressed
springs screw 226 214

air and moves the

drives

240 The from

compress

open 216 of

valve away

loosening 213 valve air

adjusting reduce
or

nozzle

flapper air into

eliminate The supply 236 to

diversion of

236
from the

opening

valve cavity

236 228

allows
into

compressed 229 air

and out

from valve
valves

into

valve air

237
motor
204

through
were

237-239 opened

because 233-235

valves The

previously
air

by valve
activates differential which force cable 23 brake 28 an it

air entering

motor rotates
wheel the 26 206

and

begins
unit 205

rotating
transfers
32

As

air

motor

gear up 32

that motion to
cable 207 to lessen drum 21 on

brake

via

braking releases bit

exerts

on

drum weight

26

Consequently
drill

more increase

drill

causing

drilling

fluid pressure

Doto.s

16
ws
00049

7/.

Case 1:03-cv-02579-RPM

Document 139

Filed 01/11/2007

Page 27 of 27

drilling the

rig operator drill string its

tightens
21

adjusting the

screw

214

to

cause

release
string

of 21

until

drilling

fluid Drilling the pressure rig 80 rig

drill

pressure

pressure gauge
of the drilling

80

see Fig
string when drilling fluid
21

displays for the

fluid

drilling gauge

operator registers operator

Accordingly
the stops desired tightening gauge nozzle gauge the

fluid

pressure

pressure
screw

the

drilling

214
displays

Alternatively
the pressure of

pneumatic pressure
the

244

registers delivers registers opening adjusting no longer to to

compressed

air

216 244

valve desired

236

Thus

when
air

pneumatic

pressure

compressed the

pressure and
rig

thus

desired

of valve screw being

236

drilling

tightening

214
tightened
204 the to 32

With
of

screw air valve As 26

214

compressed constant

236

delivers air constant so that

air motor

stabilizes brake

amount
drum

motor

maintains

engaged
will

force
drill the

Consequently
21 of will

drum 26 maintain
drilling

release weight within At this

28

slowly to
21

bit
fluid

sufficient string drill rate of

sustain at
23

pressure

its

optimal

pressure through
formation even

bit

should

progress

87

at

the

optimal

penetration
drill bit 23 will

under

optimal thus thi even string that

drilling

conditions

riseoff bottom
200 to readjust 23 rises

requiring

drilling
28 from

pressure regulator

release of cable slightly
21

26
drilling

Any

time

drill bit

of

bottom

pressure within
pressure
34

decreases
supplies Bourdon Any

measures
signal fluid As

decrease and
that

210

with
in

hydraulic drilling

representing
pressure Bourdon its moves 224 to

decrease
by Bourdon

decrease 210 causes flapper

registered 210 to

it to 213 to As the left

contracts
flapper screw 213

drives
at

via 213 pin The 216

connection
left drive of

pivot screw center

220

flapper about

pivot

220
end

its

point outlet

opposite 213

towards

nozzle

221
nozzle

pivoting

position

closer

17
Bo1uG.s

WS

00050