GB8830254D0 - Drilling apparatus - Google Patents

Drilling apparatus

Info

Publication number
GB8830254D0
GB8830254D0 GB888830254A GB8830254A GB8830254D0 GB 8830254 D0 GB8830254 D0 GB 8830254D0 GB 888830254 A GB888830254 A GB 888830254A GB 8830254 A GB8830254 A GB 8830254A GB 8830254 D0 GB8830254 D0 GB 8830254D0
Authority
GB
United Kingdom
Prior art keywords
drilling apparatus
drilling
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.)
Pending
Application number
GB888830254A
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.)
Cambridge Radiation Tech
Original Assignee
Cambridge Radiation Tech
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 Cambridge Radiation Tech filed Critical Cambridge Radiation Tech
Priority to GB888830254A priority Critical patent/GB8830254D0/en
Publication of GB8830254D0 publication Critical patent/GB8830254D0/en
Priority to PCT/GB1989/001531 priority patent/WO1990007625A1/en
Pending legal-status Critical Current

Links

GB888830254A 1988-12-24 1988-12-24 Drilling apparatus Pending GB8830254D0 (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
GB888830254A GB8830254D0 (en) 1988-12-24 1988-12-24 Drilling apparatus
PCT/GB1989/001531 WO1990007625A1 (en) 1988-12-24 1989-12-22 Directional drilling apparatus

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB888830254A GB8830254D0 (en) 1988-12-24 1988-12-24 Drilling apparatus

Publications (1)

Publication Number Publication Date
GB8830254D0 true GB8830254D0 (en) 1989-02-22

Family

ID=10649185

Family Applications (1)

Application Number Title Priority Date Filing Date
GB888830254A Pending GB8830254D0 (en) 1988-12-24 1988-12-24 Drilling apparatus

Country Status (2)

Country Link
GB (1) GB8830254D0 (en)
WO (1) WO1990007625A1 (en)

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB9405666D0 (en) * 1994-03-22 1994-05-11 Neyrfor Weir Ltd Stabilisation devices for drill motors
GB9521972D0 (en) * 1995-10-26 1996-01-03 Camco Drilling Group Ltd A drilling assembly for drilling holes in subsurface formations
US6340063B1 (en) 1998-01-21 2002-01-22 Halliburton Energy Services, Inc. Steerable rotary directional drilling method
US7306058B2 (en) * 1998-01-21 2007-12-11 Halliburton Energy Services, Inc. Anti-rotation device for a steerable rotary drilling device
US6328119B1 (en) 1998-04-09 2001-12-11 Halliburton Energy Services, Inc. Adjustable gauge downhole drilling assembly
CA2234495C (en) * 1998-04-09 2004-02-17 Dresser Industries, Inc. Adjustable gauge downhole drilling assembly
CA2474230C (en) 1999-07-12 2008-04-01 Halliburton Energy Services, Inc. Command method for a steerable rotary drilling device
US6948572B2 (en) 1999-07-12 2005-09-27 Halliburton Energy Services, Inc. Command method for a steerable rotary drilling device
FR2817903B1 (en) * 2000-12-07 2003-04-18 Inst Francais Du Petrole ROTARY DIRECTIONAL DRILLING DEVICE COMPRISING A STABILIZED BENDING MEANS
CA2351978C (en) 2001-06-28 2006-03-14 Halliburton Energy Services, Inc. Drilling direction control device
US7245229B2 (en) 2003-07-01 2007-07-17 Pathfinder Energy Services, Inc. Drill string rotation encoding
CA2448723C (en) 2003-11-07 2008-05-13 Halliburton Energy Services, Inc. Variable gauge drilling apparatus and method of assembly thereof
AT501933A1 (en) * 2004-07-26 2006-12-15 Albrecht Walter BORING DEVICE
US7222681B2 (en) 2005-02-18 2007-05-29 Pathfinder Energy Services, Inc. Programming method for controlling a downhole steering tool
US8408331B2 (en) 2010-01-08 2013-04-02 Schlumberger Technology Corporation Downhole downlinking system employing a differential pressure transducer
US8792304B2 (en) 2010-05-24 2014-07-29 Schlumberger Technology Corporation Downlinking communication system and method using signal transition detection
US8570833B2 (en) 2010-05-24 2013-10-29 Schlumberger Technology Corporation Downlinking communication system and method
FR2963945B1 (en) 2010-08-20 2013-05-10 Breakthrough Design ANNULAR DEVICE FOR RADIAL MOVEMENT OF CONNECTED ORGANS BETWEEN THEM
FR2980814B1 (en) 2011-10-04 2015-12-25 Breakthrough Design MEANS AND METHOD FOR STABILIZING AND STORING ENERGY IN A DIRECTED DRILLING SYSTEM
CN204163631U (en) * 2014-08-28 2015-02-18 深圳市百勤石油技术有限公司 A kind of ultromotivity casing pipe running device

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2783028A (en) * 1955-05-10 1957-02-26 Jones William T Drill stem supporter and stabilizer
FR1247454A (en) * 1959-10-22 1960-12-02 Device for guiding a drilling tool
US3561549A (en) * 1968-06-07 1971-02-09 Smith Ind International Inc Slant drilling tools for oil wells
AT319999B (en) * 1970-12-03 1975-01-27 Inst Gornogo Dela Sibirskogo O Device for stabilizing the advance direction of a cylindrical propulsion element
US3853186A (en) * 1973-03-12 1974-12-10 Continental Oil Co Drilling assembly deflection apparatus
SE441376B (en) * 1980-01-05 1985-09-30 Bergwerksverband Gmbh DEVICE FOR ASTAD COMMUNICATION OF ANY DIRECTED DRILLS
US4281723A (en) * 1980-02-22 1981-08-04 Conoco, Inc. Control system for a drilling apparatus
GB2177738B (en) * 1985-07-13 1988-08-03 Cambridge Radiation Tech Control of drilling courses in the drilling of bore holes

Also Published As

Publication number Publication date
WO1990007625A1 (en) 1990-07-12

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