GB9517630D0 - 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 elementInfo
- Publication number
- GB9517630D0 GB9517630D0 GBGB9517630.1A GB9517630A GB9517630D0 GB 9517630 D0 GB9517630 D0 GB 9517630D0 GB 9517630 A GB9517630 A GB 9517630A GB 9517630 D0 GB9517630 D0 GB 9517630D0
- 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.)
- Granted
Links
- 230000002706 hydrostatic effect Effects 0.000 title 1
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)
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 true GB9517630D0 (en) | 1995-11-01 |
GB2292762A GB2292762A (en) | 1996-03-06 |
GB2292762B 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)
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 |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
NO914921L (en) * | 1990-12-15 | 1992-06-16 | Dietmar Brussmann | PROCEDURE AND DEVICE FOR HOLE TURNING DRILL |
-
1994
- 1994-09-02 DE DE19944431229 patent/DE4431229A1/en not_active Withdrawn
-
1995
- 1995-08-30 NL NL1001093A patent/NL1001093C2/en not_active IP Right Cessation
- 1995-08-30 GB GB9517630A patent/GB2292762B/en not_active Expired - Fee Related
- 1995-08-31 NO NO953410A patent/NO953410L/en unknown
Also Published As
Publication number | Publication date |
---|---|
NL1001093C2 (en) | 1996-04-01 |
NO953410D0 (en) | 1995-08-31 |
GB2292762A (en) | 1996-03-06 |
NL1001093A1 (en) | 1996-03-04 |
GB2292762B (en) | 1998-03-18 |
DE4431229A1 (en) | 1996-03-07 |
NO953410L (en) | 1996-03-04 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PCNP | Patent ceased through non-payment of renewal fee |
Effective date: 19990830 |