GB9318311D0 - Drilling apparatus and method - Google Patents

Drilling apparatus and method

Info

Publication number
GB9318311D0
GB9318311D0 GB939318311A GB9318311A GB9318311D0 GB 9318311 D0 GB9318311 D0 GB 9318311D0 GB 939318311 A GB939318311 A GB 939318311A GB 9318311 A GB9318311 A GB 9318311A GB 9318311 D0 GB9318311 D0 GB 9318311D0
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.)
Withdrawn
Application number
GB939318311A
Other versions
GB2282165A (en
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 GB9318311A priority Critical patent/GB2282165A/en
Publication of GB9318311D0 publication Critical patent/GB9318311D0/en
Priority to CA 2130736 priority patent/CA2130736A1/en
Priority to DE19944432408 priority patent/DE4432408A1/en
Priority to NO943218A priority patent/NO943218L/en
Publication of GB2282165A publication Critical patent/GB2282165A/en
Withdrawn legal-status Critical Current

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B7/00—Special methods or apparatus for drilling
    • E21B7/04—Directional drilling
    • E21B7/06—Deflecting the direction of boreholes
    • E21B7/067—Deflecting the direction of boreholes with means for locking sections of a pipe or of a guide for a shaft in angular relation, e.g. adjustable bent sub

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Geology (AREA)
  • Mining & Mineral Resources (AREA)
  • Physics & Mathematics (AREA)
  • Environmental & Geological Engineering (AREA)
  • Fluid Mechanics (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Earth Drilling (AREA)
  • Drilling And Boring (AREA)
GB9318311A 1993-09-03 1993-09-03 Directional drilling apparatus and method Withdrawn GB2282165A (en)

Priority Applications (4)

Application Number Priority Date Filing Date Title
GB9318311A GB2282165A (en) 1993-09-03 1993-09-03 Directional drilling apparatus and method
CA 2130736 CA2130736A1 (en) 1993-09-03 1994-08-23 Drilling apparatus and method
DE19944432408 DE4432408A1 (en) 1993-09-03 1994-08-31 Drilling rig and method
NO943218A NO943218L (en) 1993-09-03 1994-08-31 Device and method of drilling

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB9318311A GB2282165A (en) 1993-09-03 1993-09-03 Directional drilling apparatus and method

Publications (2)

Publication Number Publication Date
GB9318311D0 true GB9318311D0 (en) 1993-10-20
GB2282165A GB2282165A (en) 1995-03-29

Family

ID=10741474

Family Applications (1)

Application Number Title Priority Date Filing Date
GB9318311A Withdrawn GB2282165A (en) 1993-09-03 1993-09-03 Directional drilling apparatus and method

Country Status (4)

Country Link
CA (1) CA2130736A1 (en)
DE (1) DE4432408A1 (en)
GB (1) GB2282165A (en)
NO (1) NO943218L (en)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5738178A (en) * 1995-11-17 1998-04-14 Baker Hughes Incorporated Method and apparatus for navigational drilling with a downhole motor employing independent drill string and bottomhole assembly rotary orientation and rotation
GB2406344B (en) 2003-07-01 2007-01-03 Pathfinder Energy Services Inc Drill string rotation encoding
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
US8570833B2 (en) 2010-05-24 2013-10-29 Schlumberger Technology Corporation Downlinking communication system and method
US8792304B2 (en) 2010-05-24 2014-07-29 Schlumberger Technology Corporation Downlinking communication system and method using signal transition detection
US9366087B2 (en) 2013-01-29 2016-06-14 Schlumberger Technology Corporation High dogleg steerable tool

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1991011646A1 (en) * 1990-01-24 1991-08-08 Johnson Howard E Utility tunneling method and apparatus
US5311952A (en) * 1992-05-22 1994-05-17 Schlumberger Technology Corporation Apparatus and method for directional drilling with downhole motor on coiled tubing
US5316094A (en) * 1992-10-20 1994-05-31 Camco International Inc. Well orienting tool and/or thruster
GB9222298D0 (en) * 1992-10-23 1992-12-09 Stirling Design Int Directional drilling tool

Also Published As

Publication number Publication date
DE4432408A1 (en) 1995-03-09
NO943218L (en) 1995-03-06
NO943218D0 (en) 1994-08-31
GB2282165A (en) 1995-03-29
CA2130736A1 (en) 1995-03-04

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Legal Events

Date Code Title Description
730A Proceeding under section 30 patents act 1977
WAP Application withdrawn, taken to be withdrawn or refused ** after publication under section 16(1)