NO20002355D0 - En ventil, en nedre flottørsko og en øvre flottørsko til bruk ved utforming av olje- og gassbrønner - Google Patents

En ventil, en nedre flottørsko og en øvre flottørsko til bruk ved utforming av olje- og gassbrønner

Info

Publication number
NO20002355D0
NO20002355D0 NO20002355A NO20002355A NO20002355D0 NO 20002355 D0 NO20002355 D0 NO 20002355D0 NO 20002355 A NO20002355 A NO 20002355A NO 20002355 A NO20002355 A NO 20002355A NO 20002355 D0 NO20002355 D0 NO 20002355D0
Authority
NO
Norway
Prior art keywords
float shoe
valve
gas wells
designing oil
designing
Prior art date
Application number
NO20002355A
Other languages
English (en)
Other versions
NO20002355L (no
Inventor
Richard Lee Giroux
Original Assignee
Weatherford Lamb
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 Weatherford Lamb filed Critical Weatherford Lamb
Publication of NO20002355D0 publication Critical patent/NO20002355D0/no
Publication of NO20002355L publication Critical patent/NO20002355L/no

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
    • 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
    • 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
    • E21B21/106—Valve arrangements outside the borehole, e.g. kelly valves
    • 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
    • E21B34/063—Valve or closure with destructible element, e.g. frangible disc

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)
  • Float Valves (AREA)
  • Lift Valve (AREA)
NO20002355A 1997-11-24 2000-05-04 En ventil, en nedre flottørsko og en øvre flottørsko til bruk ved utforming av olje- og gassbrønner NO20002355L (no)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US08/977,466 US5909771A (en) 1994-03-22 1997-11-24 Wellbore valve
PCT/GB1998/003522 WO1999027226A1 (en) 1997-11-24 1998-11-24 A valve, a float shoe and a float collar for use in the construction of oil and gas wells

Publications (2)

Publication Number Publication Date
NO20002355D0 true NO20002355D0 (no) 2000-05-04
NO20002355L NO20002355L (no) 2000-07-04

Family

ID=25525158

Family Applications (1)

Application Number Title Priority Date Filing Date
NO20002355A NO20002355L (no) 1997-11-24 2000-05-04 En ventil, en nedre flottørsko og en øvre flottørsko til bruk ved utforming av olje- og gassbrønner

Country Status (6)

Country Link
US (1) US5909771A (no)
EP (1) EP1070195A1 (no)
AU (1) AU1440999A (no)
CA (1) CA2311362A1 (no)
NO (1) NO20002355L (no)
WO (1) WO1999027226A1 (no)

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US9915124B2 (en) * 2013-10-10 2018-03-13 Weatherford Technology Holdings, Llc Piston float equipment
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CN115306348B (zh) * 2022-10-12 2022-12-06 东营市源鑫石油科技有限公司 一种固井用自灌式浮箍浮鞋

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Also Published As

Publication number Publication date
US5909771A (en) 1999-06-08
AU1440999A (en) 1999-06-15
EP1070195A1 (en) 2001-01-24
WO1999027226A1 (en) 1999-06-03
CA2311362A1 (en) 1999-06-03
NO20002355L (no) 2000-07-04

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