JPS5755875B2 - - Google Patents

Info

Publication number
JPS5755875B2
JPS5755875B2 JP54002156A JP215679A JPS5755875B2 JP S5755875 B2 JPS5755875 B2 JP S5755875B2 JP 54002156 A JP54002156 A JP 54002156A JP 215679 A JP215679 A JP 215679A JP S5755875 B2 JPS5755875 B2 JP S5755875B2
Authority
JP
Japan
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
Application number
JP54002156A
Other languages
Japanese (ja)
Other versions
JPS54134004A (en
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Priority claimed from US05/893,977 external-priority patent/US4132266A/en
Priority claimed from US05/893,978 external-priority patent/US4132267A/en
Application filed filed Critical
Publication of JPS54134004A publication Critical patent/JPS54134004A/ja
Publication of JPS5755875B2 publication Critical patent/JPS5755875B2/ja
Granted legal-status Critical Current

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)
  • Pipe Accessories (AREA)
  • Shearing Machines (AREA)
  • Excavating Of Shafts Or Tunnels (AREA)
  • Tents Or Canopies (AREA)
  • Self-Closing Valves And Venting Or Aerating Valves (AREA)
  • Feeding And Controlling Fuel (AREA)
  • Safety Valves (AREA)
JP215679A 1978-04-06 1979-01-11 Blowing preventing apparatus Granted JPS54134004A (en)

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 (2)

Publication Number Publication Date
JPS54134004A JPS54134004A (en) 1979-10-18
JPS5755875B2 true JPS5755875B2 (de) 1982-11-26

Family

ID=27129075

Family Applications (1)

Application Number Title Priority Date Filing Date
JP215679A Granted JPS54134004A (en) 1978-04-06 1979-01-11 Blowing preventing apparatus

Country Status (8)

Country Link
JP (1) JPS54134004A (de)
AR (1) AR225888A1 (de)
DE (3) DE7937061U1 (de)
FR (1) FR2422023A1 (de)
GB (1) GB2018330B (de)
MX (1) MX147311A (de)
MY (1) MY8500364A (de)
NO (1) NO152181C (de)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
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 (ja) 2002-08-08 2007-04-11 株式会社オグラ 切断装置
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
CN108927567A (zh) * 2018-08-20 2018-12-04 镇江裕太防爆电加热器有限公司 一种用于三角形镁管烧结设备的切断结构

Family Cites Families (6)

* Cited by examiner, † Cited by third party
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

Also Published As

Publication number Publication date
MX147311A (es) 1982-11-10
DE2903693C2 (de) 1986-04-03
FR2422023A1 (fr) 1979-11-02
NO152181B (no) 1985-05-06
DE2903693A1 (de) 1979-10-18
MY8500364A (en) 1985-12-31
GB2018330B (en) 1982-06-03
AR225888A1 (es) 1982-05-14
DE7937061U1 (de) 1985-01-10
DE7902652U1 (de) 1984-11-29
FR2422023B1 (de) 1983-12-02
NO784033L (no) 1979-10-09
GB2018330A (en) 1979-10-17
JPS54134004A (en) 1979-10-18
NO152181C (no) 1985-08-14

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