DE3885909D1 - Ausbruchsventil. - Google Patents
Ausbruchsventil.Info
- Publication number
- DE3885909D1 DE3885909D1 DE88904675T DE3885909T DE3885909D1 DE 3885909 D1 DE3885909 D1 DE 3885909D1 DE 88904675 T DE88904675 T DE 88904675T DE 3885909 T DE3885909 T DE 3885909T DE 3885909 D1 DE3885909 D1 DE 3885909D1
- Authority
- DE
- Germany
- Prior art keywords
- break
- out valve
- valve
- 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
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
- E21B33/00—Sealing or packing boreholes or wells
- E21B33/10—Sealing or packing boreholes or wells in the borehole
- E21B33/12—Packers; Plugs
- E21B33/127—Packers; Plugs with inflatable sleeve
-
- 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
- E21B34/00—Valve arrangements for boreholes or wells
- E21B34/06—Valve arrangements for boreholes or wells in wells
- E21B34/08—Valve arrangements for boreholes or wells in wells responsive to flow or pressure of the fluid obtained
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)
- Pipe Accessories (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
NO871995A NO871995D0 (no) | 1987-05-14 | 1987-05-14 | Utblaasningssikring. |
PCT/NO1988/000043 WO1988008917A1 (en) | 1987-05-14 | 1988-05-13 | Blowout preventer |
Publications (2)
Publication Number | Publication Date |
---|---|
DE3885909D1 true DE3885909D1 (de) | 1994-01-05 |
DE3885909T2 DE3885909T2 (de) | 1994-05-05 |
Family
ID=19889932
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE88904675T Expired - Fee Related DE3885909T2 (de) | 1987-05-14 | 1988-05-13 | Ausbruchsventil. |
Country Status (7)
Country | Link |
---|---|
US (1) | US4905958A (de) |
EP (1) | EP0417084B1 (de) |
BR (1) | BR8807053A (de) |
DE (1) | DE3885909T2 (de) |
DK (1) | DK170260B1 (de) |
NO (1) | NO871995D0 (de) |
WO (1) | WO1988008917A1 (de) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
NO306418B1 (no) * | 1998-03-23 | 1999-11-01 | Rogalandsforskning | Utblaasningssikring |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US1924425A (en) * | 1931-05-28 | 1933-08-29 | Baash Ross Tool Company Inc | Blow-out preventer |
US3283823A (en) * | 1963-09-05 | 1966-11-08 | Elbert E Warrington | Well close-off means |
US3503445A (en) * | 1968-04-16 | 1970-03-31 | Exxon Production Research Co | Well control during drilling operations |
GB1378596A (en) * | 1972-02-28 | 1974-12-27 | Shell Int Research | Borehole close-off tool |
GB1452272A (en) * | 1972-10-25 | 1976-10-13 | Shell Int Research | Method and means for controlling kicks during operations in a boreholde penetrating subsurface formations |
US3908769A (en) * | 1973-01-04 | 1975-09-30 | Shell Oil Co | Method and means for controlling kicks during operations in a borehole penetrating subsurface formations |
US3941190A (en) * | 1974-11-18 | 1976-03-02 | Lynes, Inc. | Well control apparatus |
RO89841A (ro) * | 1983-02-04 | 1986-07-30 | Van Gils Adrianus W.,Nl | Prevenitor de eruptie |
-
1987
- 1987-05-14 NO NO871995A patent/NO871995D0/no unknown
-
1988
- 1988-05-13 WO PCT/NO1988/000043 patent/WO1988008917A1/en active IP Right Grant
- 1988-05-13 EP EP88904675A patent/EP0417084B1/de not_active Expired - Lifetime
- 1988-05-13 BR BR888807053A patent/BR8807053A/pt not_active IP Right Cessation
- 1988-05-13 DE DE88904675T patent/DE3885909T2/de not_active Expired - Fee Related
- 1988-12-06 US US07/282,128 patent/US4905958A/en not_active Expired - Fee Related
- 1988-12-29 DK DK728488A patent/DK170260B1/da not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
NO871995D0 (no) | 1987-05-14 |
WO1988008917A1 (en) | 1988-11-17 |
EP0417084B1 (de) | 1993-11-24 |
DE3885909T2 (de) | 1994-05-05 |
DK728488A (da) | 1988-12-29 |
DK170260B1 (da) | 1995-07-17 |
EP0417084A1 (de) | 1991-03-20 |
BR8807053A (pt) | 1989-10-31 |
DK728488D0 (da) | 1988-12-29 |
US4905958A (en) | 1990-03-06 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8327 | Change in the person/name/address of the patent owner |
Owner name: SMEDVIG TECHNOLOGY A/S, STAVANGER, NO |
|
8339 | Ceased/non-payment of the annual fee |