DK140297A - Aktiveringskredsløb til en borehulsventil - Google Patents

Aktiveringskredsløb til en borehulsventil

Info

Publication number
DK140297A
DK140297A DK199701402A DK140297A DK140297A DK 140297 A DK140297 A DK 140297A DK 199701402 A DK199701402 A DK 199701402A DK 140297 A DK140297 A DK 140297A DK 140297 A DK140297 A DK 140297A
Authority
DK
Denmark
Prior art keywords
activation circuit
borehole
borehole valve
valve
activation
Prior art date
Application number
DK199701402A
Other languages
English (en)
Inventor
Klaus B Huber
Glen A Edwards
Original Assignee
Schlumberger Technology Bv
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 Schlumberger Technology Bv filed Critical Schlumberger Technology Bv
Publication of DK140297A publication Critical patent/DK140297A/da

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
    • E21B43/00—Methods or apparatus for obtaining oil, gas, water, soluble or meltable materials or a slurry of minerals from wells
    • E21B43/11—Perforators; Permeators
    • E21B43/116—Gun or shaped-charge perforators
    • E21B43/1185—Ignition systems
    • E21B43/11852—Ignition systems hydraulically actuated
    • 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
    • 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
    • E21B34/10—Valve arrangements for boreholes or wells in wells operated by control fluid supplied from outside the borehole
    • E21B34/102—Valve arrangements for boreholes or wells in wells operated by control fluid supplied from outside the borehole with means for locking the closing element in open or closed position

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)
  • Safety Valves (AREA)
  • Percussive Tools And Related Accessories (AREA)
  • Earth Drilling (AREA)
DK199701402A 1996-12-04 1997-12-04 Aktiveringskredsløb til en borehulsventil DK140297A (da)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US08/760,391 US5979561A (en) 1996-12-04 1996-12-04 Downhole activation circuit valving

Publications (1)

Publication Number Publication Date
DK140297A true DK140297A (da) 1998-06-05

Family

ID=25058979

Family Applications (1)

Application Number Title Priority Date Filing Date
DK199701402A DK140297A (da) 1996-12-04 1997-12-04 Aktiveringskredsløb til en borehulsventil

Country Status (4)

Country Link
US (1) US5979561A (da)
DK (1) DK140297A (da)
GB (1) GB2320043B (da)
NL (1) NL1007665C2 (da)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6085843A (en) * 1998-06-03 2000-07-11 Schlumberger Technology Corporation Mechanical shut-off valve
WO2014031096A1 (en) 2012-08-20 2014-02-27 Halliburton Energy Services, Inc. Stress reactive valve
EP3268831B1 (en) 2015-03-12 2020-09-02 NCS Multistage Inc. Electrically actuated downhole flow control apparatus

Family Cites Families (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2674313A (en) * 1950-04-07 1954-04-06 Lawrence S Chambers Sidewall formation fluid sampler
US3208355A (en) * 1960-09-14 1965-09-28 Baker Oil Tools Inc Hydrostatic pressure operated apparatus
GB915540A (en) * 1960-10-07 1963-01-16 Graviner Manufacturing Co Improvements in or relating to electrical actuators, for example for fire extinguishers
US3589442A (en) * 1969-06-27 1971-06-29 Dresser Ind Well shock device
US4557331A (en) * 1983-11-14 1985-12-10 Baker Oil Tools, Inc. Well perforating method and apparatus
US4515217A (en) * 1983-12-27 1985-05-07 Baker Oil Tools, Inc. Perforating gun pressure activated sliding sleeve
US4603741A (en) * 1985-02-19 1986-08-05 Hughes Tool Company Weight actuated tubing valve
US4616701A (en) * 1985-06-06 1986-10-14 Baker Oil Tools, Inc. Well perforating apparatus including an underbalancing valve
US4597439A (en) * 1985-07-26 1986-07-01 Schlumberger Technology Corporation Full-bore sample-collecting apparatus
US4817718A (en) * 1987-09-08 1989-04-04 Baker Oil Tools, Inc. Hydraulically activated firing head for well perforating guns
US5366013A (en) * 1992-03-26 1994-11-22 Schlumberger Technology Corporation Shock absorber for use in a wellbore including a frangible breakup element preventing shock absorption before shattering allowing shock absorption after shattering
US5318126A (en) * 1992-03-26 1994-06-07 Schlumberger Technology Corporation Explosively opened production valve including a frangible breakup element operated by tubing pressure or rathole pressure or both
US5429192A (en) * 1992-03-26 1995-07-04 Schlumberger Technology Corporation Method and apparatus for anchoring a perforating gun to a casing in a wellbore including a primary and a secondary anchor release mechanism
US5293940A (en) * 1992-03-26 1994-03-15 Schlumberger Technology Corporation Automatic tubing release
US5509481A (en) * 1992-03-26 1996-04-23 Schlumberger Technology Corporation Method of perforating including an automatic release apparatus suspending by wireline or coiled tubing in a wellbore for perforating a long length interval of the wellbore in a single run using a gun string longer than a wellhead lubricator
US5287924A (en) * 1992-08-28 1994-02-22 Halliburton Company Tubing conveyed selective fired perforating systems
US5355957A (en) * 1992-08-28 1994-10-18 Halliburton Company Combined pressure testing and selective fired perforating systems
US5509482A (en) * 1994-09-26 1996-04-23 Trico Industries, Inc. Perforation trigger bypass assembly and method
US5462117A (en) * 1994-10-25 1995-10-31 Baker Hughes Incorporated Tubing conveyed perforating system with fluid loss control

Also Published As

Publication number Publication date
US5979561A (en) 1999-11-09
GB2320043B (en) 1999-06-02
GB2320043A (en) 1998-06-10
NL1007665A1 (nl) 1998-06-05
NL1007665C2 (nl) 1998-08-18
GB9725110D0 (en) 1998-01-28

Similar Documents

Publication Publication Date Title
NO20052208D0 (no) Styreanordning for nedhulls boresammenstilling
DE69718569T2 (de) Zweiphasen Ventilsteuerungseinrichtung
DK0913709T3 (da) Borehulsværktøj til gravimetri
DE69710701T2 (de) Ventilsteuerungsvorrichtung
DE69817754D1 (de) Ventileinrichtung
DE69716175T2 (de) Ventilzeitsteuervorrichtungen
DE69715809D1 (de) Entspannungsventil
DE69712992D1 (de) Ventilzeitsteuervorrichtungen
DE69713995T2 (de) Ventilsteuerungsvorrichtung
DE59810086D1 (de) Ventilanordnung
DE69826153D1 (de) Hydraulische Ventisteuerungseinrichtung
DE69722861D1 (de) Ventilzeitsteuervorrichtungen
DE69806665T2 (de) Entspannungsventil
DE69710810D1 (de) Ventilsteuerungseinrichtung
DE59807985D1 (de) Druckregelanordnung
DK140297A (da) Aktiveringskredsløb til en borehulsventil
DE69721622D1 (de) Druckmittelsteuerkreis
FR2759139B1 (fr) Vanne a coulisseau
DE59711517D1 (de) Unterputzventil
DK125196A (da) Ventilaggregat
FI103297B1 (fi) Venttiili
DE59812279D1 (de) Schaltventil
NO974178D0 (no) Styreventil
DE59706200D1 (de) Wegeventil
DE59803293D1 (de) Ventileinrichtung

Legal Events

Date Code Title Description
AHB Application shelved due to non-payment