NO784033L - STUFF CUTTING DEVICE FOR SAFETY VALVE AGAINST EXHAUST - Google Patents
STUFF CUTTING DEVICE FOR SAFETY VALVE AGAINST EXHAUSTInfo
- Publication number
- NO784033L NO784033L NO784033A NO784033A NO784033L NO 784033 L NO784033 L NO 784033L NO 784033 A NO784033 A NO 784033A NO 784033 A NO784033 A NO 784033A NO 784033 L NO784033 L NO 784033L
- Authority
- NO
- Norway
- Prior art keywords
- cutting device
- safety valve
- valve against
- against exhaust
- stuff
- Prior art date
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
-
- 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
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)
- Shearing Machines (AREA)
- Safety Valves (AREA)
- Self-Closing Valves And Venting Or Aerating Valves (AREA)
- Feeding And Controlling Fuel (AREA)
- Tents Or Canopies (AREA)
- Pipe Accessories (AREA)
- Excavating Of Shafts Or Tunnels (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US05/893,977 US4132266A (en) | 1978-04-06 | 1978-04-06 | Pipe shearing ram assembly for blowout preventer |
US05/893,978 US4132267A (en) | 1978-04-06 | 1978-04-06 | Pipe shearing ram assembly for blowout preventer |
Publications (3)
Publication Number | Publication Date |
---|---|
NO784033L true NO784033L (en) | 1979-10-09 |
NO152181B NO152181B (en) | 1985-05-06 |
NO152181C NO152181C (en) | 1985-08-14 |
Family
ID=27129075
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NO78784033A NO152181C (en) | 1978-04-06 | 1978-12-01 | Pipe cut-off device for safety valve against blow-out |
Country Status (8)
Country | Link |
---|---|
JP (1) | JPS54134004A (en) |
AR (1) | AR225888A1 (en) |
DE (3) | DE7902652U1 (en) |
FR (1) | FR2422023A1 (en) |
GB (1) | GB2018330B (en) |
MX (1) | MX147311A (en) |
MY (1) | MY8500364A (en) |
NO (1) | NO152181C (en) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CA1197181A (en) * | 1982-12-02 | 1985-11-26 | Marvin R. Jones | Valves |
US4923005A (en) * | 1989-01-05 | 1990-05-08 | Otis Engineering Corporation | System for handling reeled tubing |
JP3902750B2 (en) | 2002-08-08 | 2007-04-11 | 株式会社オグラ | Cutting device |
US9316078B2 (en) * | 2012-10-23 | 2016-04-19 | Transocean Innovation Labs Ltd | Inductive shearing of drilling pipe |
GB201614712D0 (en) * | 2016-08-31 | 2016-10-12 | Enovate Systems Ltd | Improved shear blade |
CN108927567B (en) * | 2018-08-20 | 2024-06-25 | 镇江裕太防爆电加热器有限公司 | Cutting structure for triangular magnesium tube sintering equipment |
Family Cites Families (6)
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 |
US3379255A (en) * | 1966-07-28 | 1968-04-23 | Bowen Tools Inc | Cutoff assembly for use at wellheads |
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 |
-
1978
- 1978-11-21 GB GB7845358A patent/GB2018330B/en not_active Expired
- 1978-12-01 NO NO78784033A patent/NO152181C/en unknown
- 1978-12-06 AR AR274698A patent/AR225888A1/en active
- 1978-12-29 FR FR7836938A patent/FR2422023A1/en active Granted
-
1979
- 1979-01-05 MX MX176209A patent/MX147311A/en unknown
- 1979-01-11 JP JP215679A patent/JPS54134004A/en active Granted
- 1979-01-31 DE DE19797902652U patent/DE7902652U1/en not_active Expired
- 1979-01-31 DE DE19797937061U patent/DE7937061U1/en not_active Expired
- 1979-01-31 DE DE2903693A patent/DE2903693C2/en not_active Expired
-
1985
- 1985-12-30 MY MY364/85A patent/MY8500364A/en unknown
Also Published As
Publication number | Publication date |
---|---|
DE2903693C2 (en) | 1986-04-03 |
NO152181B (en) | 1985-05-06 |
MY8500364A (en) | 1985-12-31 |
MX147311A (en) | 1982-11-10 |
GB2018330A (en) | 1979-10-17 |
NO152181C (en) | 1985-08-14 |
JPS54134004A (en) | 1979-10-18 |
JPS5755875B2 (en) | 1982-11-26 |
DE7902652U1 (en) | 1984-11-29 |
FR2422023B1 (en) | 1983-12-02 |
DE7937061U1 (en) | 1985-01-10 |
FR2422023A1 (en) | 1979-11-02 |
DE2903693A1 (en) | 1979-10-18 |
GB2018330B (en) | 1982-06-03 |
AR225888A1 (en) | 1982-05-14 |
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