NO870917D0 - Skjoeteanordning for boreroer. - Google Patents
Skjoeteanordning for boreroer.Info
- Publication number
- NO870917D0 NO870917D0 NO870917A NO870917A NO870917D0 NO 870917 D0 NO870917 D0 NO 870917D0 NO 870917 A NO870917 A NO 870917A NO 870917 A NO870917 A NO 870917A NO 870917 D0 NO870917 D0 NO 870917D0
- Authority
- NO
- Norway
- Prior art keywords
- rolling equipment
- rolling
- equipment
- Prior art date
Links
- 238000005096 rolling process Methods 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
- 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
- E21B17/06—Releasing-joints, e.g. safety joints
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S285/00—Pipe joints or couplings
- Y10S285/922—Safety and quick release for drill pipes
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 (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR8603377A FR2595404B1 (fr) | 1986-03-10 | 1986-03-10 | Raccord pour forage |
Publications (2)
Publication Number | Publication Date |
---|---|
NO870917D0 true NO870917D0 (no) | 1987-03-05 |
NO870917L NO870917L (no) | 1987-09-11 |
Family
ID=9332950
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NO870917A NO870917L (no) | 1986-03-10 | 1987-03-05 | Skjteanordning for borerr. |
Country Status (6)
Country | Link |
---|---|
US (1) | US4728124A (no) |
EP (1) | EP0236915A1 (no) |
JP (1) | JPS62220690A (no) |
BR (1) | BR8701085A (no) |
FR (1) | FR2595404B1 (no) |
NO (1) | NO870917L (no) |
Families Citing this family (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS63268895A (ja) * | 1987-04-08 | 1988-11-07 | インコ、リミテッド | ドリル刃と衝撃ハンマ、および刃保持リング |
US5141014A (en) * | 1991-05-28 | 1992-08-25 | M. Carder Industries, Inc. | Breakaway coupling |
US5158142A (en) * | 1991-06-27 | 1992-10-27 | Schlumberger Technology Corporation | Apparatus for releasing a pipe string from an object stuck downhole by continuously applying tension to said apparatus |
GB2317629B (en) * | 1996-09-27 | 2001-03-28 | Red Baron | Safety joint |
EG21606A (en) * | 1997-02-25 | 2001-12-31 | Shell Int Research | Drill string tool |
US6311790B1 (en) | 2000-05-23 | 2001-11-06 | The Charles Machines Works, Inc. | Removable boring head with tapered shank connector |
GB0101014D0 (en) * | 2001-01-15 | 2001-02-28 | Neyrfor Weir Ltd | Improved downhole tool |
GB2380746B (en) * | 2001-10-09 | 2006-02-15 | Smith International | Wellbore recovery operation |
US20120306196A1 (en) * | 2011-06-01 | 2012-12-06 | Smith International, Inc. | Anti-back off device for down hole tools and drive systems |
US9869138B2 (en) * | 2014-08-20 | 2018-01-16 | Schlumberger Technology Corporation | Methods and apparatus for releasably connecting a cable with a tool |
CN112031670B (zh) * | 2020-08-21 | 2022-01-28 | 中煤科工集团西安研究院有限公司 | 一种具有防掉钻功能的矿用钻杆 |
CN112227975B (zh) * | 2020-09-29 | 2022-03-15 | 中煤科工集团西安研究院有限公司 | 一种仿动物筋-骨结构的双连接钻杆 |
CN113700441B (zh) * | 2021-11-01 | 2021-12-31 | 中煤科工集团西安研究院有限公司 | 一种具有断裂自锁功能的矿用钻杆公接头及钻杆 |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US1839690A (en) * | 1929-06-17 | 1932-01-05 | Malinowski Chester | Twist-off safety coupling |
US3387863A (en) * | 1966-09-12 | 1968-06-11 | Dresser Ind | Safety joint |
US3499664A (en) * | 1968-07-29 | 1970-03-10 | Bruns Tool Co | Releasing collar |
US3842914A (en) * | 1973-05-14 | 1974-10-22 | Hydril Co | Safety joint method and apparatus |
US4139059A (en) * | 1977-12-12 | 1979-02-13 | W-K-M Wellhead Systems, Inc. | Well casing hanger assembly |
US4459060A (en) * | 1981-10-13 | 1984-07-10 | Patterson Bert D | Safety shear tool for fiberglass sucker rod |
US4473125A (en) * | 1982-11-17 | 1984-09-25 | Fansteel Inc. | Insert for drill bits and drill stabilizers |
US4484633A (en) * | 1983-04-11 | 1984-11-27 | Halliburton Company | Safety joint |
-
1986
- 1986-03-10 FR FR8603377A patent/FR2595404B1/fr not_active Expired
-
1987
- 1987-03-04 EP EP87103013A patent/EP0236915A1/fr not_active Ceased
- 1987-03-05 NO NO870917A patent/NO870917L/no unknown
- 1987-03-10 JP JP62055126A patent/JPS62220690A/ja active Pending
- 1987-03-10 US US07/024,279 patent/US4728124A/en not_active Expired - Fee Related
- 1987-03-10 BR BR8701085A patent/BR8701085A/pt unknown
Also Published As
Publication number | Publication date |
---|---|
EP0236915A1 (fr) | 1987-09-16 |
NO870917L (no) | 1987-09-11 |
BR8701085A (pt) | 1987-12-29 |
JPS62220690A (ja) | 1987-09-28 |
FR2595404A1 (fr) | 1987-09-11 |
FR2595404B1 (fr) | 1988-07-08 |
US4728124A (en) | 1988-03-01 |
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