AU2993999A - Shear ram for ram-type blowout preventer - Google Patents

Shear ram for ram-type blowout preventer

Info

Publication number
AU2993999A
AU2993999A AU29939/99A AU2993999A AU2993999A AU 2993999 A AU2993999 A AU 2993999A AU 29939/99 A AU29939/99 A AU 29939/99A AU 2993999 A AU2993999 A AU 2993999A AU 2993999 A AU2993999 A AU 2993999A
Authority
AU
Australia
Prior art keywords
ram
blowout preventer
shear
type blowout
shear ram
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
AU29939/99A
Inventor
Charles D. Morrill
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.)
Hydril LLC
Original Assignee
Hydril LLC
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 US09/196,875 external-priority patent/US6173770B1/en
Application filed by Hydril LLC filed Critical Hydril LLC
Publication of AU2993999A publication Critical patent/AU2993999A/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

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)
AU29939/99A 1998-03-26 1999-03-10 Shear ram for ram-type blowout preventer Abandoned AU2993999A (en)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
US7940298P 1998-03-26 1998-03-26
US60079402 1998-03-26
US09196875 1998-11-20
US09/196,875 US6173770B1 (en) 1998-11-20 1998-11-20 Shear ram for ram-type blowout preventer
PCT/US1999/005153 WO1999049179A1 (en) 1998-03-26 1999-03-10 Shear ram for ram-type blowout preventer

Publications (1)

Publication Number Publication Date
AU2993999A true AU2993999A (en) 1999-10-18

Family

ID=26761966

Family Applications (1)

Application Number Title Priority Date Filing Date
AU29939/99A Abandoned AU2993999A (en) 1998-03-26 1999-03-10 Shear ram for ram-type blowout preventer

Country Status (2)

Country Link
AU (1) AU2993999A (en)
WO (1) WO1999049179A1 (en)

Families Citing this family (6)

* 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
US8424607B2 (en) 2006-04-25 2013-04-23 National Oilwell Varco, L.P. System and method for severing a tubular
US7367396B2 (en) * 2006-04-25 2008-05-06 Varco I/P, Inc. Blowout preventers and methods of use
US8807219B2 (en) * 2010-09-29 2014-08-19 National Oilwell Varco, L.P. Blowout preventer blade assembly and method of using same
GB201614712D0 (en) 2016-08-31 2016-10-12 Enovate Systems Ltd Improved shear blade
WO2019013632A1 (en) 2017-07-12 2019-01-17 Itrec B.V. Subsea drilling rig blowout preventer (bop) stack system and use of such a system in drilling subsea wells

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3561526A (en) * 1969-09-03 1971-02-09 Cameron Iron Works Inc Pipe shearing ram assembly for blowout preventer
US5400857A (en) 1993-12-08 1995-03-28 Varco Shaffer, Inc. Oilfield tubular shear ram and method for blowout prevention

Also Published As

Publication number Publication date
WO1999049179A1 (en) 1999-09-30

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Legal Events

Date Code Title Description
MK6 Application lapsed section 142(2)(f)/reg. 8.3(3) - pct applic. not entering national phase