GB2292762B - An arrangement for sinking a well drill hole having a hydrostatic uncoupling element - Google Patents

An arrangement for sinking a well drill hole having a hydrostatic uncoupling element

Info

Publication number
GB2292762B
GB2292762B GB9517630A GB9517630A GB2292762B GB 2292762 B GB2292762 B GB 2292762B GB 9517630 A GB9517630 A GB 9517630A GB 9517630 A GB9517630 A GB 9517630A GB 2292762 B GB2292762 B GB 2292762B
Authority
GB
United Kingdom
Prior art keywords
hydrostatic
sinking
arrangement
drill hole
well drill
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.)
Expired - Fee Related
Application number
GB9517630A
Other versions
GB9517630D0 (en
GB2292762A (en
Inventor
Dieter Brussmann
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.)
TANKE OIL FIELD DEV GmbH
Original Assignee
TANKE OIL FIELD DEV GmbH
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 TANKE OIL FIELD DEV GmbH filed Critical TANKE OIL FIELD DEV GmbH
Publication of GB9517630D0 publication Critical patent/GB9517630D0/en
Publication of GB2292762A publication Critical patent/GB2292762A/en
Application granted granted Critical
Publication of GB2292762B publication Critical patent/GB2292762B/en
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • E21B7/10—Correction of deflected boreholes
    • 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
    • E21B17/00—Drilling rods or pipes; Flexible drill strings; Kellies; Drill collars; Sucker rods; Cables; Casings; Tubings
    • E21B17/02—Couplings; joints
    • E21B17/04—Couplings; joints between rod or the like and bit or between rod and rod or the like
    • E21B17/07—Telescoping joints for varying drill string lengths; Shock absorbers
    • 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
    • E21B17/00—Drilling rods or pipes; Flexible drill strings; Kellies; Drill collars; Sucker rods; Cables; Casings; Tubings
    • E21B17/16—Drill collars
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (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)
  • Mechanical Engineering (AREA)
  • Earth Drilling (AREA)
GB9517630A 1994-09-02 1995-08-30 An arrangement for sinking a well drill hole having a hydrostatic uncoupling element Expired - Fee Related GB2292762B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19944431229 DE4431229A1 (en) 1994-09-02 1994-09-02 Arrangement for drilling a deep hole with a hydrostatic decoupling element

Publications (3)

Publication Number Publication Date
GB9517630D0 GB9517630D0 (en) 1995-11-01
GB2292762A GB2292762A (en) 1996-03-06
GB2292762B true GB2292762B (en) 1998-03-18

Family

ID=6527220

Family Applications (1)

Application Number Title Priority Date Filing Date
GB9517630A Expired - Fee Related GB2292762B (en) 1994-09-02 1995-08-30 An arrangement for sinking a well drill hole having a hydrostatic uncoupling element

Country Status (4)

Country Link
DE (1) DE4431229A1 (en)
GB (1) GB2292762B (en)
NL (1) NL1001093C2 (en)
NO (1) NO953410L (en)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6031317A (en) * 1997-09-17 2000-02-29 Aeptec Microsystems, Inc. Piezoelecric shock sensor
CN103775006B (en) * 2012-10-18 2016-02-10 中国石油化工股份有限公司 Downhole drill remote control telescopic drill collar
CN103233688A (en) * 2013-04-16 2013-08-07 江苏中煤矿山设备有限公司 Safe efficient type high-pressure water cutting connecting sleeve for mining drill bit
CN104165027A (en) * 2013-05-16 2014-11-26 长江大学 Three-dimensional turbine vibrator for petroleum drilling
CN104929519A (en) * 2014-03-18 2015-09-23 四川海沃石油工程技术有限公司 Anti-deviation straight-drilling combined drilling tool for drilling engineering
CN105089492A (en) * 2014-05-04 2015-11-25 北京六合伟业科技股份有限公司 Gyroscopic-effect well drilling speed-increasing tool
CN104594837A (en) * 2015-01-07 2015-05-06 中国石油集团川庆钻探工程有限公司长庆井下技术作业公司 Horizontal well drilling pressure control tool

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2250764A (en) * 1990-12-15 1992-06-17 Dietmar Brussmann Process and arrangement for sinking a deep bore-hole

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2250764A (en) * 1990-12-15 1992-06-17 Dietmar Brussmann Process and arrangement for sinking a deep bore-hole

Also Published As

Publication number Publication date
NL1001093A1 (en) 1996-03-04
NO953410D0 (en) 1995-08-31
GB9517630D0 (en) 1995-11-01
NO953410L (en) 1996-03-04
DE4431229A1 (en) 1996-03-07
NL1001093C2 (en) 1996-04-01
GB2292762A (en) 1996-03-06

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 19990830