GB9914900D0 - A release equipment for a drill string - Google Patents
A release equipment for a drill stringInfo
- Publication number
- GB9914900D0 GB9914900D0 GBGB9914900.7A GB9914900A GB9914900D0 GB 9914900 D0 GB9914900 D0 GB 9914900D0 GB 9914900 A GB9914900 A GB 9914900A GB 9914900 D0 GB9914900 D0 GB 9914900D0
- Authority
- GB
- United Kingdom
- Prior art keywords
- drill string
- release equipment
- release
- equipment
- 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.)
- Granted
Links
Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH DRILLING; MINING
- E21B—EARTH DRILLING, e.g. DEEP 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
- E21B17/023—Arrangements for connecting cables or wirelines to downhole devices
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH DRILLING; MINING
- E21B—EARTH DRILLING, e.g. DEEP 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
- E21B17/042—Threaded
- E21B17/043—Threaded with locking means
Landscapes
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Mining & Mineral Resources (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Environmental & Geological Engineering (AREA)
- Fluid Mechanics (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Earth Drilling (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
NO970335A NO970335A (en) | 1997-01-27 | 1997-01-27 | Drill string release equipment |
PCT/NO1998/000012 WO1998032946A1 (en) | 1997-01-27 | 1998-01-14 | A release equipment for a drill string |
Publications (3)
Publication Number | Publication Date |
---|---|
GB9914900D0 true GB9914900D0 (en) | 1999-08-25 |
GB2335960A GB2335960A (en) | 1999-10-06 |
GB2335960B GB2335960B (en) | 2001-03-07 |
Family
ID=19900298
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB9914900A Expired - Fee Related GB2335960B (en) | 1997-01-27 | 1998-01-14 | A release equipment for a drill string |
Country Status (4)
Country | Link |
---|---|
AU (1) | AU5885998A (en) |
GB (1) | GB2335960B (en) |
NO (1) | NO970335A (en) |
WO (1) | WO1998032946A1 (en) |
Families Citing this family (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB0029097D0 (en) * | 2000-11-29 | 2001-01-10 | B D Kendle Engineering Ltd | Dimple disconnect |
US7100696B2 (en) * | 2001-10-01 | 2006-09-05 | Weatherford/Lamb, Inc. | Disconnect for use in a wellbore |
NO318013B1 (en) | 2003-03-21 | 2005-01-17 | Bakke Oil Tools As | Device and method for disconnecting a tool from a pipe string |
NO339511B1 (en) * | 2013-11-28 | 2016-12-27 | 4Subsea As | Safety release device |
CN103924920B (en) * | 2014-04-24 | 2016-03-16 | 王岳 | Drilling tool is with brill safety device |
CN106869847A (en) * | 2015-12-11 | 2017-06-20 | 贵州高峰石油机械股份有限公司 | A kind of underground right-hand thread drilling tool Refloatation method and the back-off joint for being used |
US10858894B2 (en) * | 2017-01-24 | 2020-12-08 | Enventure Global Technology, Inc. | Hydraulically actuated safety sub |
WO2021097011A1 (en) * | 2019-11-14 | 2021-05-20 | Schlumberger Technology Corporation | Torque transfer system |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE528255C (en) * | 1928-12-27 | 1931-06-26 | Doheny Stone Drill Co | Safety connection for pipe rods in deep boreholes with detachable locking device |
US3895829A (en) * | 1974-02-04 | 1975-07-22 | Halliburton Co | Releasable pipe connector |
US4693498A (en) * | 1986-04-28 | 1987-09-15 | Mobil Oil Corporation | Anti-rotation tubular connection for flowlines or the like |
-
1997
- 1997-01-27 NO NO970335A patent/NO970335A/en not_active IP Right Cessation
-
1998
- 1998-01-14 WO PCT/NO1998/000012 patent/WO1998032946A1/en active Application Filing
- 1998-01-14 GB GB9914900A patent/GB2335960B/en not_active Expired - Fee Related
- 1998-01-14 AU AU58859/98A patent/AU5885998A/en not_active Abandoned
Also Published As
Publication number | Publication date |
---|---|
AU5885998A (en) | 1998-08-18 |
GB2335960A (en) | 1999-10-06 |
WO1998032946A1 (en) | 1998-07-30 |
NO970335D0 (en) | 1997-01-27 |
GB2335960B (en) | 2001-03-07 |
NO303351B1 (en) | 1998-06-29 |
NO970335A (en) | 1998-06-29 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PCNP | Patent ceased through non-payment of renewal fee |
Effective date: 20160114 |