BE743645A - - Google Patents
Info
- Publication number
- BE743645A BE743645A BE743645DA BE743645A BE 743645 A BE743645 A BE 743645A BE 743645D A BE743645D A BE 743645DA BE 743645 A BE743645 A BE 743645A
- Authority
- BE
- Belgium
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
- E21B33/02—Surface sealing or packing
- E21B33/03—Well heads; Setting-up thereof
- E21B33/06—Blow-out preventers, i.e. apparatus closing around a drill pipe, e.g. annular blow-out preventers
- E21B33/064—Blow-out preventers, i.e. apparatus closing around a drill pipe, e.g. annular blow-out preventers specially adapted for underwater well heads
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (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)
- Consolidation Of Soil By Introduction Of Solidifying Substances Into Soil (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US78589168A | 1968-12-23 | 1968-12-23 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE743645A true BE743645A (xx) | 1970-06-23 |
Family
ID=25136947
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE743645D BE743645A (xx) | 1968-12-23 | 1969-12-23 |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US3533468A (xx) |
| BE (1) | BE743645A (xx) |
| DE (1) | DE1964662A1 (xx) |
| FR (1) | FR2026959A1 (xx) |
| GB (1) | GB1248499A (xx) |
| NL (1) | NL144028B (xx) |
Families Citing this family (18)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3695349A (en) * | 1970-03-19 | 1972-10-03 | Hydril Co | Well blowout preventer control pressure modulator |
| US3662823A (en) * | 1970-07-31 | 1972-05-16 | Hydril Co | Replacement of sub-sea blow-out preventer packing units |
| US3762725A (en) * | 1971-05-20 | 1973-10-02 | Otis Eng Corp | Wireline stuffing box and sheave |
| US3866679A (en) * | 1972-10-25 | 1975-02-18 | Otis Eng Co | Apparatus for inserting flexible pipe into wells |
| US3884261A (en) * | 1973-11-26 | 1975-05-20 | Frank Clynch | Remotely activated valve |
| US4098341A (en) * | 1977-02-28 | 1978-07-04 | Hydril Company | Rotating blowout preventer apparatus |
| SE412104B (sv) * | 1977-06-17 | 1980-02-18 | Lissmyr Per Olof | Vid rorande anbringbar anordning for nodavstengning av genom roret med tryck utstrommande fluidum |
| US4461448A (en) * | 1981-06-25 | 1984-07-24 | Hydril Company | Well blowout preventer, and packing element |
| US4447037A (en) * | 1981-06-25 | 1984-05-08 | Hydril Company | Well blowout preventer, and packing element |
| US4452421A (en) * | 1981-06-25 | 1984-06-05 | Hydril Company | Well blowout preventer, and packing element |
| US4657263A (en) * | 1983-04-18 | 1987-04-14 | Hydril Company | Annular packing unit and insert |
| US4605195A (en) * | 1985-05-01 | 1986-08-12 | Hydril Company | Annular blowout preventer packing unit |
| US5074518A (en) * | 1990-11-02 | 1991-12-24 | Hydratech | Proportional annular B.O.P. controller |
| US10309191B2 (en) | 2012-03-12 | 2019-06-04 | Managed Pressure Operations Pte. Ltd. | Method of and apparatus for drilling a subterranean wellbore |
| GB2500188B (en) * | 2012-03-12 | 2019-07-17 | Managed Pressure Operations | Blowout preventer assembly |
| GB2501094A (en) | 2012-04-11 | 2013-10-16 | Managed Pressure Operations | Method of handling a gas influx in a riser |
| US9121245B2 (en) * | 2013-11-22 | 2015-09-01 | Zp Interests, Llc | Spherical-annular blowout preventer having a plurality of pistons |
| CN114645687B (zh) * | 2020-12-17 | 2023-04-11 | 中国石油化工股份有限公司 | 一种复合坐封方式的防喷器 |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2846178A (en) * | 1955-01-24 | 1958-08-05 | Regan Forge & Eng Co | Conical-type blowout preventer |
| US3222075A (en) * | 1961-08-30 | 1965-12-07 | Shell Oil Co | Underwater blowout preventer |
| FR1380079A (fr) * | 1964-01-14 | 1964-11-27 | Shaffer Tool Works | Vanne d'éruption pour puits de pétrole |
-
1968
- 1968-12-23 US US785891A patent/US3533468A/en not_active Expired - Lifetime
-
1969
- 1969-12-19 GB GB62144/69A patent/GB1248499A/en not_active Expired
- 1969-12-23 BE BE743645D patent/BE743645A/xx not_active IP Right Cessation
- 1969-12-23 FR FR6944626A patent/FR2026959A1/fr not_active Withdrawn
- 1969-12-23 DE DE19691964662 patent/DE1964662A1/de not_active Withdrawn
- 1969-12-23 NL NL696919329A patent/NL144028B/xx not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| DE1964662A1 (de) | 1970-07-09 |
| FR2026959A1 (xx) | 1970-09-25 |
| US3533468A (en) | 1970-10-13 |
| NL144028B (nl) | 1974-11-15 |
| NL6919329A (xx) | 1970-06-25 |
| GB1248499A (en) | 1971-10-06 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| RE | Patent lapsed |
Owner name: HYDRIL CY Effective date: 19861231 |