Free Exhibits - District Court of Colorado - Colorado

Case 1:03-cv-02579-RPM
Vaztxv.Pason

Document 146-3

Filed 01/11/2007

Page 1 of 3
Page

lof

Lauren

Manley
Robert lllonday Lauren

From
Sent

18 2006
Moseley Pason

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To
Subject

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From MarkE
Sent Wednesday
December

13

72S PM
John

To bert
Cc
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Varco

Jmlchaels@hdlandhartcom Mark Kaynes

Roman

Subject

Cowisel

As agreed
proceedings

are

Pawns
all

proposed
terms

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to Corstrticthn
ii

to

be

used

Mackm

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As you cen

highlhted

need

construclion

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temisDOCa

Thank

you

Mark

Lads

IrSand Stletqn Pryor Paaooe 1675 Broadway Sufte 2800

Derwa CC
Finn 303-623-2700 303-623-2D62 Email mlacireJandstte1oncom
Direct

303-628-3822

EXHIBIT

1/5/2007

Case 1:03-cv-02579-RPM

Document 146-3

Filed 01/11/2007

Page 2 of 3

Claim Terms Subject

to

Construction

Claim

An
string

automatic
drilling

drilling rig

system the

for

regulating

the

of the

drill

of

during

of

borehole

comprising

drilling

pressure

sensor

drilling drilling

pressure pressure

regulator

to

said

drilling in drilling

pressure

sensor

said

regulator those

pressure

and

outputting

representing

relay output
at signal

to

said fluid

fluid

pressure

regulator supply

drilling

pressure regulator to

an output

thereof

drill

controller in to relay effect fluid said

to

said string rate

wherein
control

decrease

in

drilling
drill

pressure
string

results

supplying increase
results controller

operatts said

controller

an

of
supplying
string

an
control

increase
signal said that
drill

drilling

pressure
string

operates

to

effect

dareas

in the rate

ofteltase

of

Claim 11

method
drill

for

automatically
steps

regulating

of the

drill

drilling

of

measuring

pressure

in fluid

drilling

pressure

saisignal

pressure

to

and

drill

controller

of

said

string

in drilling

fluid

pressure

8273.0203

vi

Case 1:03-cv-02579-RPM

Document 146-3

Filed 01/11/2007

Page 3 of 3

Claim

method
drill

for steps

regulating

drill

string

comprising

of

measuring

drilling

pressure and

weight

in fluid

fluid

pressure

said

pressure

in bit in bit

weight

any
second
to control

of

said

signal

and both said
drill

of

string and

relaying
release said
drill

selected
string in

or signals
to said

to

drill

string

controller

which

the

response

or signals

8273.0203

vi