BR8807053A - Protetor contra explosoes - Google Patents

Protetor contra explosoes

Info

Publication number
BR8807053A
BR8807053A BR888807053A BR8807053A BR8807053A BR 8807053 A BR8807053 A BR 8807053A BR 888807053 A BR888807053 A BR 888807053A BR 8807053 A BR8807053 A BR 8807053A BR 8807053 A BR8807053 A BR 8807053A
Authority
BR
Brazil
Prior art keywords
explosion protector
protector
explosion
Prior art date
Application number
BR888807053A
Other languages
English (en)
Inventor
Rune Askeland
Vidar Larsen
Original Assignee
Smedvig Peder As
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 Smedvig Peder As filed Critical Smedvig Peder As
Publication of BR8807053A publication Critical patent/BR8807053A/pt

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
    • E21B33/10—Sealing or packing boreholes or wells in the borehole
    • E21B33/12—Packers; Plugs
    • E21B33/127—Packers; Plugs with inflatable sleeve
    • 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
    • E21B21/00—Methods or apparatus for flushing boreholes, e.g. by use of exhaust air from motor
    • E21B21/10—Valve arrangements in drilling-fluid circulation systems
    • 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
    • E21B34/00—Valve arrangements for boreholes or wells
    • E21B34/06—Valve arrangements for boreholes or wells in wells
    • E21B34/08—Valve arrangements for boreholes or wells in wells responsive to flow or pressure of the fluid obtained

Landscapes

  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (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)
  • Mechanical Engineering (AREA)
  • Earth Drilling (AREA)
  • Pipe Accessories (AREA)
BR888807053A 1987-05-14 1988-05-13 Protetor contra explosoes BR8807053A (pt)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
NO871995A NO871995D0 (no) 1987-05-14 1987-05-14 Utblaasningssikring.
PCT/NO1988/000043 WO1988008917A1 (en) 1987-05-14 1988-05-13 Blowout preventer

Publications (1)

Publication Number Publication Date
BR8807053A true BR8807053A (pt) 1989-10-31

Family

ID=19889932

Family Applications (1)

Application Number Title Priority Date Filing Date
BR888807053A BR8807053A (pt) 1987-05-14 1988-05-13 Protetor contra explosoes

Country Status (7)

Country Link
US (1) US4905958A (pt)
EP (1) EP0417084B1 (pt)
BR (1) BR8807053A (pt)
DE (1) DE3885909T2 (pt)
DK (1) DK170260B1 (pt)
NO (1) NO871995D0 (pt)
WO (1) WO1988008917A1 (pt)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NO306418B1 (no) * 1998-03-23 1999-11-01 Rogalandsforskning Utblaasningssikring

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1924425A (en) * 1931-05-28 1933-08-29 Baash Ross Tool Company Inc Blow-out preventer
US3283823A (en) * 1963-09-05 1966-11-08 Elbert E Warrington Well close-off means
US3503445A (en) * 1968-04-16 1970-03-31 Exxon Production Research Co Well control during drilling operations
GB1378596A (en) * 1972-02-28 1974-12-27 Shell Int Research Borehole close-off tool
GB1452272A (en) * 1972-10-25 1976-10-13 Shell Int Research Method and means for controlling kicks during operations in a boreholde penetrating subsurface formations
US3908769A (en) * 1973-01-04 1975-09-30 Shell Oil Co Method and means for controlling kicks during operations in a borehole penetrating subsurface formations
US3941190A (en) * 1974-11-18 1976-03-02 Lynes, Inc. Well control apparatus
RO89841A (ro) * 1983-02-04 1986-07-30 Van Gils Adrianus W.,Nl Prevenitor de eruptie

Also Published As

Publication number Publication date
NO871995D0 (no) 1987-05-14
DK170260B1 (da) 1995-07-17
DK728488D0 (da) 1988-12-29
DE3885909D1 (de) 1994-01-05
US4905958A (en) 1990-03-06
DK728488A (da) 1988-12-29
DE3885909T2 (de) 1994-05-05
EP0417084B1 (en) 1993-11-24
WO1988008917A1 (en) 1988-11-17
EP0417084A1 (en) 1991-03-20

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Legal Events

Date Code Title Description
B21A Expiry acc. art. 78, item i of ipl- expiry of the term of protection

Free format text: PATENTE EXTINTA EM 13/05/2003