NO152181C - Pipe cut-off device for safety valve against blow-out - Google Patents

Pipe cut-off device for safety valve against blow-out

Info

Publication number
NO152181C
NO152181C NO78784033A NO784033A NO152181C NO 152181 C NO152181 C NO 152181C NO 78784033 A NO78784033 A NO 78784033A NO 784033 A NO784033 A NO 784033A NO 152181 C NO152181 C NO 152181C
Authority
NO
Norway
Prior art keywords
safety valve
valve against
pipe cut
against blow
blow
Prior art date
Application number
NO78784033A
Other languages
Norwegian (no)
Other versions
NO152181B (en
NO784033L (en
Inventor
Ross D Randall
Marvin R Jones
Original Assignee
Cameron Iron Works Inc
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 by Cameron Iron Works Inc filed Critical Cameron Iron Works Inc
Publication of NO784033L publication Critical patent/NO784033L/en
Publication of NO152181B publication Critical patent/NO152181B/en
Publication of NO152181C publication Critical patent/NO152181C/en

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)
  • Tents Or Canopies (AREA)
  • Pipe Accessories (AREA)
  • Feeding And Controlling Fuel (AREA)
  • Safety Valves (AREA)
  • Self-Closing Valves And Venting Or Aerating Valves (AREA)
  • Excavating Of Shafts Or Tunnels (AREA)
NO78784033A 1978-04-06 1978-12-01 Pipe cut-off device for safety valve against blow-out NO152181C (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 (3)

Publication Number Publication Date
NO784033L NO784033L (en) 1979-10-09
NO152181B NO152181B (en) 1985-05-06
NO152181C true 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) DE2903693C2 (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)

* 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 (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)

* 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
DE7902652U1 (en) 1984-11-29
GB2018330B (en) 1982-06-03
MX147311A (en) 1982-11-10
FR2422023B1 (en) 1983-12-02
AR225888A1 (en) 1982-05-14
JPS5755875B2 (en) 1982-11-26
DE2903693C2 (en) 1986-04-03
JPS54134004A (en) 1979-10-18
DE7937061U1 (en) 1985-01-10
NO152181B (en) 1985-05-06
FR2422023A1 (en) 1979-11-02
NO784033L (en) 1979-10-09
MY8500364A (en) 1985-12-31
DE2903693A1 (en) 1979-10-18
GB2018330A (en) 1979-10-17

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