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AU4575896A - Improvements in or relating to steerable rotary drilling systems - Google Patents

Improvements in or relating to steerable rotary drilling systems

Info

Publication number
AU4575896A
AU4575896A AU45758/96A AU4575896A AU4575896A AU 4575896 A AU4575896 A AU 4575896A AU 45758/96 A AU45758/96 A AU 45758/96A AU 4575896 A AU4575896 A AU 4575896A AU 4575896 A AU4575896 A AU 4575896A
Authority
AU
Australia
Prior art keywords
relating
rotary drilling
drilling systems
steerable rotary
steerable
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
AU45758/96A
Other versions
AU689696B2 (en
Inventor
John D. Barr
Michael K. Russell
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Camco Drilling Group Ltd
Original Assignee
Camco Drilling Group Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Camco Drilling Group Ltd filed Critical Camco Drilling Group Ltd
Publication of AU4575896A publication Critical patent/AU4575896A/en
Application granted granted Critical
Publication of AU689696B2 publication Critical patent/AU689696B2/en
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

Links

AU45758/96A 1991-06-25 1996-02-28 Improvements in or relating to steerable rotary drilling systems Ceased AU689696B2 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
GB919113713A GB9113713D0 (en) 1991-06-25 1991-06-25 Improvements in or relating to steerable rotary drilling systems
GB9113713 1991-06-25
GB9118618 1991-08-30

Related Parent Applications (1)

Application Number Title Priority Date Filing Date
AU18511/92A Division AU666850B2 (en) 1991-06-25 1992-06-24 Improvements in or relating to steerable rotary drilling systems

Publications (2)

Publication Number Publication Date
AU4575896A true AU4575896A (en) 1996-06-06
AU689696B2 AU689696B2 (en) 1998-04-02

Family

ID=10697304

Family Applications (1)

Application Number Title Priority Date Filing Date
AU45758/96A Ceased AU689696B2 (en) 1991-06-25 1996-02-28 Improvements in or relating to steerable rotary drilling systems

Country Status (2)

Country Link
AU (1) AU689696B2 (en)
GB (1) GB9113713D0 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7413034B2 (en) 2006-04-07 2008-08-19 Halliburton Energy Services, Inc. Steering tool

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4291773A (en) * 1978-07-27 1981-09-29 Evans Robert F Strictive material deflectable collar for use in borehole angle control
US4637479A (en) * 1985-05-31 1987-01-20 Schlumberger Technology Corporation Methods and apparatus for controlled directional drilling of boreholes
GB2190411B (en) * 1986-05-16 1990-02-21 Shell Int Research Apparatus for directional drilling.

Also Published As

Publication number Publication date
GB9113713D0 (en) 1991-08-14
AU689696B2 (en) 1998-04-02

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