NO923717D0 - CUTTING SWITCH DEVICE IN SAFETY VALVES - Google Patents

CUTTING SWITCH DEVICE IN SAFETY VALVES

Info

Publication number
NO923717D0
NO923717D0 NO923717A NO923717A NO923717D0 NO 923717 D0 NO923717 D0 NO 923717D0 NO 923717 A NO923717 A NO 923717A NO 923717 A NO923717 A NO 923717A NO 923717 D0 NO923717 D0 NO 923717D0
Authority
NO
Norway
Prior art keywords
switch device
safety valves
cutting switch
cutting
valves
Prior art date
Application number
NO923717A
Other languages
Norwegian (no)
Other versions
NO923717L (en
Inventor
Denzil B Smith
David L O'donnell
Original Assignee
Baroid Technology 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 Baroid Technology Inc filed Critical Baroid Technology Inc
Publication of NO923717D0 publication Critical patent/NO923717D0/en
Publication of NO923717L publication Critical patent/NO923717L/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

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Geology (AREA)
  • Mining & Mineral Resources (AREA)
  • Physics & Mathematics (AREA)
  • Environmental & Geological Engineering (AREA)
  • Fluid Mechanics (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Shearing Machines (AREA)
NO92923717A 1991-01-25 1992-09-24 CUTTING SWITCH DEVICE IN SAFETY VALVES NO923717L (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US64635991A 1991-01-25 1991-01-25
PCT/US1992/000449 WO1992013170A1 (en) 1991-01-25 1992-01-17 Shear ram apparatus

Publications (2)

Publication Number Publication Date
NO923717D0 true NO923717D0 (en) 1992-09-24
NO923717L NO923717L (en) 1992-11-19

Family

ID=24592744

Family Applications (1)

Application Number Title Priority Date Filing Date
NO92923717A NO923717L (en) 1991-01-25 1992-09-24 CUTTING SWITCH DEVICE IN SAFETY VALVES

Country Status (5)

Country Link
CA (1) CA2079001A1 (en)
DE (1) DE4290105T1 (en)
GB (1) GB2257733A (en)
NO (1) NO923717L (en)
WO (1) WO1992013170A1 (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6296225B1 (en) * 2000-06-29 2001-10-02 Cooper Cameron Corporation Ram bore profile for variable bore packer ram in a ram type blowout preventer
BR0206084B1 (en) * 2001-12-17 2013-08-27 "subsea production system, and cutting module adapted to cut pipe in a well."
US20140048245A1 (en) * 2012-08-16 2014-02-20 Hydril Usa Manufacturing Llc Replaceable Wear Plates for Use with Blind Shear Rams
GB201614712D0 (en) 2016-08-31 2016-10-12 Enovate Systems Ltd Improved shear blade
EP3533966B1 (en) 2018-03-01 2022-11-16 Enovate Systems Limited Improved shear blade

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2969838A (en) * 1956-07-23 1961-01-31 Shaffer Tool Works Combination shearing and shut-off ram
US3399728A (en) * 1966-12-01 1968-09-03 Allan R. Taylor Conduit closure apparatus
US4313496A (en) * 1980-04-22 1982-02-02 Cameron Iron Works, Inc. Wellhead shearing apparatus
US4540046A (en) * 1983-09-13 1985-09-10 Nl Industries, Inc. Shear ram apparatus
US4646825A (en) * 1986-01-02 1987-03-03 Winkle Denzal W Van Blowout preventer, shear ram, shear blade and seal therefor
US4923005A (en) * 1989-01-05 1990-05-08 Otis Engineering Corporation System for handling reeled tubing

Also Published As

Publication number Publication date
NO923717L (en) 1992-11-19
WO1992013170A1 (en) 1992-08-06
DE4290105T1 (en) 1993-05-13
CA2079001A1 (en) 1992-07-26
GB2257733A (en) 1993-01-20
GB9220054D0 (en) 1992-11-18

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