CA2079001A1 - Shear ram apparatus - Google Patents

Shear ram apparatus

Info

Publication number
CA2079001A1
CA2079001A1 CA 2079001 CA2079001A CA2079001A1 CA 2079001 A1 CA2079001 A1 CA 2079001A1 CA 2079001 CA2079001 CA 2079001 CA 2079001 A CA2079001 A CA 2079001A CA 2079001 A1 CA2079001 A1 CA 2079001A1
Authority
CA
Canada
Prior art keywords
ram
blade member
assemblies
ram assemblies
borehole
Prior art date
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.)
Abandoned
Application number
CA 2079001
Other languages
English (en)
French (fr)
Inventor
Denzil B. Smith
David L. O'donnell
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Baroid Technology Inc
Original Assignee
Individual
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 Individual filed Critical Individual
Publication of CA2079001A1 publication Critical patent/CA2079001A1/en
Abandoned 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

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)
CA 2079001 1991-01-25 1992-01-17 Shear ram apparatus Abandoned CA2079001A1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US64635991A 1991-01-25 1991-01-25
US646,359 1991-01-25

Publications (1)

Publication Number Publication Date
CA2079001A1 true CA2079001A1 (en) 1992-07-26

Family

ID=24592744

Family Applications (1)

Application Number Title Priority Date Filing Date
CA 2079001 Abandoned CA2079001A1 (en) 1991-01-25 1992-01-17 Shear ram apparatus

Country Status (5)

Country Link
CA (1) CA2079001A1 (US07534539-20090519-C00280.png)
DE (1) DE4290105T1 (US07534539-20090519-C00280.png)
GB (1) GB2257733A (US07534539-20090519-C00280.png)
NO (1) NO923717L (US07534539-20090519-C00280.png)
WO (1) WO1992013170A1 (US07534539-20090519-C00280.png)

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 (pt) * 2001-12-17 2013-08-27 " sistema de produÇço submarino, e màdulo de corte adaptado para cortar tubagem num poÇo."
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 (no) 1992-11-19
WO1992013170A1 (en) 1992-08-06
DE4290105T1 (US07534539-20090519-C00280.png) 1993-05-13
NO923717D0 (no) 1992-09-24
GB2257733A (en) 1993-01-20
GB9220054D0 (en) 1992-11-18

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Legal Events

Date Code Title Description
FZDE Dead