NO834043L - Sikringsventil - Google Patents

Sikringsventil

Info

Publication number
NO834043L
NO834043L NO834043A NO834043A NO834043L NO 834043 L NO834043 L NO 834043L NO 834043 A NO834043 A NO 834043A NO 834043 A NO834043 A NO 834043A NO 834043 L NO834043 L NO 834043L
Authority
NO
Norway
Prior art keywords
securing valve
securing
valve
Prior art date
Application number
NO834043A
Other languages
English (en)
Inventor
Paul Edward Helfer
Marvin Richard 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
Application filed by Cameron Iron Works Inc filed Critical Cameron Iron Works Inc
Publication of NO834043L publication Critical patent/NO834043L/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
NO834043A 1982-11-05 1983-11-04 Sikringsventil NO834043L (no)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US43959082A 1982-11-05 1982-11-05

Publications (1)

Publication Number Publication Date
NO834043L true NO834043L (no) 1984-05-07

Family

ID=23745326

Family Applications (1)

Application Number Title Priority Date Filing Date
NO834043A NO834043L (no) 1982-11-05 1983-11-04 Sikringsventil

Country Status (3)

Country Link
JP (1) JPS59102077A (no)
GB (1) GB2129850B (no)
NO (1) NO834043L (no)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4943031A (en) * 1989-08-17 1990-07-24 Drexel Oilfield Services, Inc. Blowout preventer
GB2275706B (en) * 1990-02-12 1994-11-16 Terence Robert Morrell Wireline valves

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3036807A (en) * 1957-10-17 1962-05-29 Cameron Iron Works Inc Valve apparatus
JPS4836208A (no) * 1971-09-13 1973-05-28
US4582293A (en) * 1982-01-06 1986-04-15 Koomey Blowout Preventers, Inc. Hydraulically operated valves

Also Published As

Publication number Publication date
JPH046840B2 (no) 1992-02-07
JPS59102077A (ja) 1984-06-12
GB2129850A (en) 1984-05-23
GB8328679D0 (en) 1983-11-30
GB2129850B (en) 1986-01-29

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