AU7878181A - A down hole pressure responsive valve seat - Google Patents

A down hole pressure responsive valve seat

Info

Publication number
AU7878181A
AU7878181A AU78781/81A AU7878181A AU7878181A AU 7878181 A AU7878181 A AU 7878181A AU 78781/81 A AU78781/81 A AU 78781/81A AU 7878181 A AU7878181 A AU 7878181A AU 7878181 A AU7878181 A AU 7878181A
Authority
AU
Australia
Prior art keywords
valve seat
pressure responsive
down hole
hole pressure
responsive valve
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
AU78781/81A
Inventor
Howard L. Mcgill
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.)
Schlumberger Technology Corp
Original Assignee
Schlumberger Technology Corp
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 Corp filed Critical Schlumberger Technology Corp
Publication of AU7878181A publication Critical patent/AU7878181A/en
Abandoned legal-status Critical Current

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E21—EARTH DRILLING; MINING
    • E21B—EARTH DRILLING, e.g. DEEP 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
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH DRILLING; MINING
    • E21B—EARTH DRILLING, e.g. DEEP DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B2200/00—Special features related to earth drilling for obtaining oil, gas or water
    • E21B2200/04—Ball valves

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)
  • Taps Or Cocks (AREA)
  • Check Valves (AREA)
AU78781/81A 1980-12-23 1981-12-22 A down hole pressure responsive valve seat Abandoned AU7878181A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US22024180A 1980-12-23 1980-12-23
US220241 1980-12-23

Publications (1)

Publication Number Publication Date
AU7878181A true AU7878181A (en) 1982-07-01

Family

ID=22822705

Family Applications (1)

Application Number Title Priority Date Filing Date
AU78781/81A Abandoned AU7878181A (en) 1980-12-23 1981-12-22 A down hole pressure responsive valve seat

Country Status (4)

Country Link
EP (1) EP0055183A1 (en)
AU (1) AU7878181A (en)
BR (1) BR8108355A (en)
ES (1) ES508245A0 (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4624317A (en) * 1984-09-12 1986-11-25 Halliburton Company Well tool with improved valve support structure
AU761991B2 (en) * 1996-06-17 2003-06-12 Weatherford/Lamb Inc. Downhole apparatus
GB9612609D0 (en) * 1996-06-17 1996-08-21 Petroline Wireline Services Downhole apparatus
CN110905456B (en) * 2018-09-18 2022-03-01 中国石油天然气股份有限公司 Pressure delay ball throwing device
AU2019466462A1 (en) * 2019-09-17 2022-02-03 Halliburton Energy Services, Inc. Double acting boost arrangement
CN111425165A (en) * 2020-04-29 2020-07-17 中国石油大学(华东) Arc closed ball valve sealing device for pressure maintaining and coring of coal bed gas

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3741249A (en) * 1971-03-22 1973-06-26 Baker Oil Tools Inc Ball valve with resilient seal
US3776506A (en) * 1971-12-15 1973-12-04 Acf Ind Inc Valve structure having fluid pressure actuated sealing members
JPS53144030A (en) * 1977-05-21 1978-12-15 Taimei Kinzoku Kougiyou Kk Valve seat

Also Published As

Publication number Publication date
ES8300925A1 (en) 1982-11-01
BR8108355A (en) 1982-10-13
EP0055183A1 (en) 1982-06-30
ES508245A0 (en) 1982-11-01

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