NO152181C - Roeravskjaeringsanordning for sikkerhetsventil mot utblaasing - Google Patents

Roeravskjaeringsanordning for sikkerhetsventil mot utblaasing

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
English (en)
Norwegian (no)
Other versions
NO784033L (no
NO152181B (no
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 US05/893,978 external-priority patent/US4132267A/en
Priority claimed from US05/893,977 external-priority patent/US4132266A/en
Application filed by Cameron Iron Works Inc filed Critical Cameron Iron Works Inc
Publication of NO784033L publication Critical patent/NO784033L/no
Publication of NO152181B publication Critical patent/NO152181B/no
Publication of NO152181C publication Critical patent/NO152181C/no

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E21—EARTH DRILLING; MINING
    • E21B—EARTH DRILLING, e.g. DEEP 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 DRILLING; MINING
    • E21B—EARTH DRILLING, e.g. DEEP 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 DRILLING; MINING
    • E21B—EARTH DRILLING, e.g. DEEP 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
NO78784033A 1978-04-06 1978-12-01 Roeravskjaeringsanordning for sikkerhetsventil mot utblaasing NO152181C (no)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US05/893,978 US4132267A (en) 1978-04-06 1978-04-06 Pipe shearing ram assembly for blowout preventer
US05/893,977 US4132266A (en) 1978-04-06 1978-04-06 Pipe shearing ram assembly for blowout preventer

Publications (3)

Publication Number Publication Date
NO784033L NO784033L (no) 1979-10-09
NO152181B NO152181B (no) 1985-05-06
NO152181C true NO152181C (no) 1985-08-14

Family

ID=27129075

Family Applications (1)

Application Number Title Priority Date Filing Date
NO78784033A NO152181C (no) 1978-04-06 1978-12-01 Roeravskjaeringsanordning for sikkerhetsventil mot utblaasing

Country Status (8)

Country Link
JP (1) JPS54134004A (de)
AR (1) AR225888A1 (de)
DE (3) DE7902652U1 (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
NO784033L (no) 1979-10-09
JPS5755875B2 (de) 1982-11-26
DE2903693C2 (de) 1986-04-03
NO152181B (no) 1985-05-06
DE2903693A1 (de) 1979-10-18
DE7902652U1 (de) 1984-11-29
FR2422023B1 (de) 1983-12-02
DE7937061U1 (de) 1985-01-10
GB2018330B (en) 1982-06-03
AR225888A1 (es) 1982-05-14
MX147311A (es) 1982-11-10
JPS54134004A (en) 1979-10-18
FR2422023A1 (fr) 1979-11-02
MY8500364A (en) 1985-12-31
GB2018330A (en) 1979-10-17

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