GB8527785D0 - Valves - Google Patents
ValvesInfo
- Publication number
- GB8527785D0 GB8527785D0 GB858527785A GB8527785A GB8527785D0 GB 8527785 D0 GB8527785 D0 GB 8527785D0 GB 858527785 A GB858527785 A GB 858527785A GB 8527785 A GB8527785 A GB 8527785A GB 8527785 D0 GB8527785 D0 GB 8527785D0
- Authority
- GB
- United Kingdom
- Prior art keywords
- valves
- 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
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
- E21B33/061—Ram-type blow-out preventers, e.g. with pivoting rams
- E21B33/062—Ram-type blow-out preventers, e.g. with pivoting rams with sliding rams
- E21B33/063—Ram-type blow-out preventers, e.g. with pivoting rams with sliding rams for shearing drill pipes
-
- 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
- E21B29/00—Cutting or destroying pipes, packers, plugs or wire lines, located in boreholes or wells, e.g. cutting of damaged pipes, of windows; Deforming of pipes in boreholes or wells; Reconditioning of well casings while in the ground
- E21B29/08—Cutting or deforming pipes to control fluid flow
Landscapes
- Geology (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Geochemistry & Mineralogy (AREA)
- Fluid Mechanics (AREA)
- Environmental & Geological Engineering (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Physics & Mathematics (AREA)
- Earth Drilling (AREA)
- Details Of Valves (AREA)
- Pipe Accessories (AREA)
- Actuator (AREA)
- Shearing Machines (AREA)
- Preparation Of Compounds By Using Micro-Organisms (AREA)
- Excavating Of Shafts Or Tunnels (AREA)
- Magnetically Actuated Valves (AREA)
- Electrically Driven Valve-Operating Means (AREA)
- Temperature-Responsive Valves (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US44639082A | 1982-12-02 | 1982-12-02 |
Publications (3)
Publication Number | Publication Date |
---|---|
GB8527785D0 true GB8527785D0 (en) | 1985-12-18 |
GB2166784A GB2166784A (en) | 1986-05-14 |
GB2166784B GB2166784B (en) | 1986-12-31 |
Family
ID=23772410
Family Applications (4)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB08311845A Expired GB2131470B (en) | 1982-12-02 | 1983-04-29 | Blowout preventer |
GB08527787A Expired GB2166786B (en) | 1982-12-02 | 1985-11-11 | Blowout preventer |
GB08527786A Expired GB2166785B (en) | 1982-12-02 | 1985-11-11 | Blowout preventer |
GB08527785A Expired GB2166784B (en) | 1982-12-02 | 1985-11-11 | Blowout preventer |
Family Applications Before (3)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB08311845A Expired GB2131470B (en) | 1982-12-02 | 1983-04-29 | Blowout preventer |
GB08527787A Expired GB2166786B (en) | 1982-12-02 | 1985-11-11 | Blowout preventer |
GB08527786A Expired GB2166785B (en) | 1982-12-02 | 1985-11-11 | Blowout preventer |
Country Status (7)
Country | Link |
---|---|
JP (1) | JPS59102075A (en) |
CA (1) | CA1197181A (en) |
DE (3) | DE3337510A1 (en) |
FR (1) | FR2537203B1 (en) |
GB (4) | GB2131470B (en) |
MX (3) | MX172380B (en) |
NO (1) | NO163913C (en) |
Families Citing this family (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4923005A (en) * | 1989-01-05 | 1990-05-08 | Otis Engineering Corporation | System for handling reeled tubing |
CA2145145A1 (en) * | 1994-04-19 | 1995-10-20 | Richard A. Olson | Ram-type blowout preventer |
US5735502A (en) * | 1996-12-18 | 1998-04-07 | Varco Shaffer, Inc. | BOP with partially equalized ram shafts |
US6244560B1 (en) * | 2000-03-31 | 2001-06-12 | Varco Shaffer, Inc. | Blowout preventer ram actuating mechanism |
ATE469287T1 (en) * | 2004-11-04 | 2010-06-15 | Hydril Usa Mfg Llc | IMPROVEMENTS TO HYDRAULIC PISTON EXTRUSION PRESSES |
US9194509B2 (en) * | 2013-09-17 | 2015-11-24 | Ge Oil & Gas Pressure Control Lp | Power boost assist closed device for actuators |
CN104775785B (en) * | 2015-04-24 | 2017-03-29 | 西南石油大学 | A kind of downhole blow-out preventer |
GB201614712D0 (en) | 2016-08-31 | 2016-10-12 | Enovate Systems Ltd | Improved shear blade |
GB2549814B (en) * | 2016-09-26 | 2019-06-12 | Electrical Subsea & Drilling As | Wellbore control device |
BR112019005974B1 (en) | 2016-09-26 | 2023-01-17 | Electrical Subsea & Drilling As | WELL HEAD CONTROL DEVICE |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2919111A (en) * | 1955-12-30 | 1959-12-29 | California Research Corp | Shearing device and method for use in well drilling |
US2969838A (en) * | 1956-07-23 | 1961-01-31 | Shaffer Tool Works | Combination shearing and shut-off ram |
US3036807A (en) * | 1957-10-17 | 1962-05-29 | Cameron Iron Works Inc | Valve apparatus |
US3561526A (en) * | 1969-09-03 | 1971-02-09 | Cameron Iron Works Inc | Pipe shearing ram assembly for blowout preventer |
US3736982A (en) * | 1972-05-01 | 1973-06-05 | Rucker Co | Combination shearing and shut-off ram for blowout preventer |
US3817326A (en) * | 1972-06-16 | 1974-06-18 | Cameron Iron Works Inc | Ram-type blowout preventer |
US4081027A (en) * | 1976-08-23 | 1978-03-28 | The Rucker Company | Shear rams for hydrogen sulfide service |
US4132265A (en) * | 1978-04-06 | 1979-01-02 | Cameron Iron Works, Inc. | Pipe shearing ram assembly for blowout preventer |
GB2018330B (en) * | 1978-04-06 | 1982-06-03 | Cameron Iron Works Inc | Pipe shearing ram assembly for blowout preventer |
US4582293A (en) * | 1982-01-06 | 1986-04-15 | Koomey Blowout Preventers, Inc. | Hydraulically operated valves |
-
1983
- 1983-04-21 CA CA000426420A patent/CA1197181A/en not_active Expired
- 1983-04-29 GB GB08311845A patent/GB2131470B/en not_active Expired
- 1983-06-10 JP JP58102941A patent/JPS59102075A/en active Granted
- 1983-07-20 FR FR8311952A patent/FR2537203B1/en not_active Expired
- 1983-07-25 MX MX012548A patent/MX172380B/en unknown
- 1983-07-25 MX MX198145A patent/MX157748A/en unknown
- 1983-07-25 MX MX012546A patent/MX172378B/en unknown
- 1983-09-30 NO NO833559A patent/NO163913C/en unknown
- 1983-10-14 DE DE19833337510 patent/DE3337510A1/en active Granted
- 1983-10-14 DE DE3348229A patent/DE3348229C2/de not_active Expired - Fee Related
- 1983-10-14 DE DE3348228A patent/DE3348228C2/de not_active Expired - Fee Related
-
1985
- 1985-11-11 GB GB08527787A patent/GB2166786B/en not_active Expired
- 1985-11-11 GB GB08527786A patent/GB2166785B/en not_active Expired
- 1985-11-11 GB GB08527785A patent/GB2166784B/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
CA1197181A (en) | 1985-11-26 |
FR2537203B1 (en) | 1986-08-14 |
NO163913B (en) | 1990-04-30 |
MX172380B (en) | 1993-12-15 |
GB2166786B (en) | 1987-01-14 |
JPS6220355B2 (en) | 1987-05-06 |
GB8311845D0 (en) | 1983-06-02 |
GB8527787D0 (en) | 1985-12-18 |
DE3337510A1 (en) | 1984-06-07 |
JPS59102075A (en) | 1984-06-12 |
GB2131470B (en) | 1986-12-17 |
FR2537203A1 (en) | 1984-06-08 |
MX157748A (en) | 1988-12-13 |
MX172378B (en) | 1993-12-15 |
DE3337510C2 (en) | 1990-06-21 |
GB2166785A (en) | 1986-05-14 |
DE3348228C2 (en) | 1990-08-23 |
GB2166784A (en) | 1986-05-14 |
GB2131470A (en) | 1984-06-20 |
GB2166786A (en) | 1986-05-14 |
NO163913C (en) | 1990-08-08 |
GB8527786D0 (en) | 1985-12-18 |
DE3348229C2 (en) | 1990-08-23 |
GB2166785B (en) | 1987-01-14 |
NO833559L (en) | 1984-06-04 |
GB2166784B (en) | 1986-12-31 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PCNP | Patent ceased through non-payment of renewal fee |
Effective date: 19990429 |