NO750487L - - Google Patents
Info
- Publication number
- NO750487L NO750487L NO750487A NO750487A NO750487L NO 750487 L NO750487 L NO 750487L NO 750487 A NO750487 A NO 750487A NO 750487 A NO750487 A NO 750487A NO 750487 L NO750487 L NO 750487L
- Authority
- NO
- Norway
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
- E21B21/00—Methods or apparatus for flushing boreholes, e.g. by use of exhaust air from motor
- E21B21/10—Valve arrangements in drilling-fluid circulation systems
-
- 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
- E21B19/00—Handling rods, casings, tubes or the like outside the borehole, e.g. in the derrick; Apparatus for feeding the rods or cables
- E21B19/16—Connecting or disconnecting pipe couplings or joints
- E21B19/167—Connecting or disconnecting pipe couplings or joints using a wrench adapted to engage a non circular section of pipe, e.g. a section with flats or splines
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)
- Details Of Spanners, Wrenches, And Screw Drivers And Accessories (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR7405335A FR2261405B1 (no) | 1974-02-18 | 1974-02-18 |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| NO750487L true NO750487L (no) | 1975-08-19 |
| NO143468B NO143468B (no) | 1980-11-10 |
| NO143468C NO143468C (no) | 1981-02-18 |
Family
ID=9135013
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NO750487A NO143468C (no) | 1974-02-18 | 1975-02-14 | Anordning til loesskruing av boreroer. |
Country Status (9)
| Country | Link |
|---|---|
| JP (1) | JPS5744798B2 (no) |
| AT (1) | AT338728B (no) |
| CH (1) | CH591007A5 (no) |
| DE (1) | DE2505986C2 (no) |
| FR (1) | FR2261405B1 (no) |
| GB (1) | GB1499517A (no) |
| IT (1) | IT1030161B (no) |
| NO (1) | NO143468C (no) |
| SE (1) | SE401545B (no) |
Families Citing this family (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4102414A (en) * | 1976-08-09 | 1978-07-25 | Joy Manufacturing Company | Drilling apparatus |
| FR2523635A1 (fr) * | 1982-03-17 | 1983-09-23 | Bretagne Atel Chantiers | Dispositif pour le montage d'un train de tiges de forage et pour son entrainement en rotation et translation |
| FR2538443A1 (fr) * | 1982-12-22 | 1984-06-29 | Petroles Cie Francaise | Tige d'entrainement pour train de tiges de forage |
| DE3437649C1 (de) * | 1984-10-13 | 1985-12-05 | Injekta GmbH Bau- und Bodensanierung, 8200 Rosenheim | Vorrichtung zum Lösen von miteinander verschraubten Bohrrohren |
| US4660634A (en) * | 1985-06-19 | 1987-04-28 | North Houston Machine, Inc. | Automatic drill pipe breakout |
| US4981180A (en) * | 1989-07-14 | 1991-01-01 | National-Oilwell | Positive lock of a drive assembly |
| GB2265647A (en) * | 1992-04-04 | 1993-10-06 | Compair Holman Ltd | A drive coupling device for a longitudinally displaceable rotatable drive member |
| AUPO726097A0 (en) * | 1997-06-11 | 1997-07-03 | Sandvik Intellectual Property Ab | Extension drilling system |
| CN110985494B (zh) * | 2019-11-21 | 2021-08-03 | 中国石油天然气集团有限公司 | 接头结构和导轨 |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3291225A (en) * | 1964-07-03 | 1966-12-13 | Gardner Denver Co | Drive coupling for drill string |
-
1974
- 1974-02-18 FR FR7405335A patent/FR2261405B1/fr not_active Expired
-
1975
- 1975-02-13 DE DE2505986A patent/DE2505986C2/de not_active Expired
- 1975-02-13 SE SE7501628A patent/SE401545B/xx not_active IP Right Cessation
- 1975-02-14 NO NO750487A patent/NO143468C/no unknown
- 1975-02-17 CH CH191975A patent/CH591007A5/xx not_active IP Right Cessation
- 1975-02-17 AT AT114675A patent/AT338728B/de not_active IP Right Cessation
- 1975-02-17 IT IT67403/75A patent/IT1030161B/it active
- 1975-02-18 JP JP50020298A patent/JPS5744798B2/ja not_active Expired
- 1975-02-18 GB GB6811/75A patent/GB1499517A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| NO143468C (no) | 1981-02-18 |
| DE2505986C2 (de) | 1984-07-05 |
| SE7501628L (no) | 1975-08-19 |
| FR2261405B1 (no) | 1978-01-06 |
| CH591007A5 (no) | 1977-08-31 |
| DE2505986A1 (de) | 1975-08-28 |
| NO143468B (no) | 1980-11-10 |
| JPS5744798B2 (no) | 1982-09-24 |
| AT338728B (de) | 1977-09-12 |
| FR2261405A1 (no) | 1975-09-12 |
| ATA114675A (de) | 1977-01-15 |
| JPS50140301A (no) | 1975-11-11 |
| SE401545B (sv) | 1978-05-16 |
| GB1499517A (en) | 1978-02-01 |
| IT1030161B (it) | 1979-03-30 |