CA1015657A - Full opening wellhead with retractile seat - Google Patents

Full opening wellhead with retractile seat

Info

Publication number
CA1015657A
CA1015657A CA211,778A CA211778A CA1015657A CA 1015657 A CA1015657 A CA 1015657A CA 211778 A CA211778 A CA 211778A CA 1015657 A CA1015657 A CA 1015657A
Authority
CA
Canada
Prior art keywords
retractile
seat
full opening
wellhead
opening wellhead
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.)
Expired
Application number
CA211,778A
Other languages
English (en)
Other versions
CA211778S (en
Inventor
Don L. Martin
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.)
FMC Corp
Original Assignee
FMC 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 FMC Corp filed Critical FMC Corp
Application granted granted Critical
Publication of CA1015657A publication Critical patent/CA1015657A/en
Expired legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
    • F16L55/00—Devices or appurtenances for use in, or in connection with, pipes or pipe 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
    • E21B33/00—Sealing or packing boreholes or wells
    • E21B33/02—Surface sealing or packing
    • E21B33/03—Well heads; Setting-up thereof
    • E21B33/04—Casing heads; Suspending casings or tubings in well heads

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Mining & Mineral Resources (AREA)
  • Environmental & Geological Engineering (AREA)
  • Fluid Mechanics (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Physics & Mathematics (AREA)
  • Mechanical Engineering (AREA)
  • Earth Drilling (AREA)
  • Devices For Use In Laboratory Experiments (AREA)
CA211,778A 1973-12-03 1974-10-18 Full opening wellhead with retractile seat Expired CA1015657A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US421292A US3902743A (en) 1973-12-03 1973-12-03 Full opening wellhead with retractile seat

Publications (1)

Publication Number Publication Date
CA1015657A true CA1015657A (en) 1977-08-16

Family

ID=23669939

Family Applications (1)

Application Number Title Priority Date Filing Date
CA211,778A Expired CA1015657A (en) 1973-12-03 1974-10-18 Full opening wellhead with retractile seat

Country Status (4)

Country Link
US (1) US3902743A (enrdf_load_stackoverflow)
CA (1) CA1015657A (enrdf_load_stackoverflow)
GB (1) GB1453008A (enrdf_load_stackoverflow)
NO (1) NO742517L (enrdf_load_stackoverflow)

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4165892A (en) * 1977-08-12 1979-08-28 Victaulic Company Of America Coupling for releasably securing one end of a rod-like member
US4455040A (en) * 1981-08-03 1984-06-19 Smith International, Inc. High-pressure wellhead seal
US4615544A (en) * 1982-02-16 1986-10-07 Smith International, Inc. Subsea wellhead system
US4653778A (en) * 1985-06-17 1987-03-31 Vetco Gray Inc Lockdown connector for mudline wellhead tieback adaptor
US4886121A (en) * 1988-02-29 1989-12-12 Seaboard-Arval Corporation Universal flexbowl wellhead and well completion method
US4826216A (en) * 1988-04-28 1989-05-02 Cameron Iron Works Usa, Inc. Well housing and landing shoulder
US5327972A (en) * 1992-09-25 1994-07-12 Cooper Industries, Inc. Wellhead system
US5794988A (en) * 1996-12-16 1998-08-18 Gill; Ajit Singh Grip coupling
AU8910898A (en) * 1996-12-16 2000-03-06 Ajit Singh Gill Grip coupling
US6186560B1 (en) * 1997-12-25 2001-02-13 Ajit Singh Gill Single bolt coupling
US6666272B2 (en) * 2002-02-04 2003-12-23 Fmc Technologies, Inc. Externally actuated subsea wellhead tieback connector
GB0502298D0 (en) * 2005-02-04 2005-03-16 Petrowell Ltd Well assembly and method
NL2001262C2 (nl) * 2008-02-07 2009-08-10 Wavin Bv Trekvaste koppeling.
WO2011020182A1 (en) * 2009-08-17 2011-02-24 Stream-Flo Industries Ltd. Wellhead connection
US8347970B2 (en) 2009-10-26 2013-01-08 Cameron International Corporation Wellhead tubular connector
KR101805658B1 (ko) * 2010-10-05 2017-12-07 더 서브씨 컴퍼니 파이프 커넥터
CA2760149C (en) 2011-08-02 2017-04-11 Plainsman Manufacturing Inc. Shearing mechanisms for downhole tools
USD958304S1 (en) * 2021-03-02 2022-07-19 Bridgeport Fittings, Llc Liquid tight non-metallic connector

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US239827A (en) * 1881-04-05 Hose-coupling
US272315A (en) * 1883-02-13 Tube-coupling
US1519111A (en) * 1923-06-04 1924-12-16 Diamond Metal Products Co Pipe coupling
US1857528A (en) * 1931-11-13 1932-05-10 John F Cantell Coupling
US2901269A (en) * 1957-01-31 1959-08-25 Mcdowell Mfg Co Split ring coupling
US3405956A (en) * 1966-03-22 1968-10-15 Gray Tool Co Apparatus for mechanically keying parts to one another
US3434745A (en) * 1967-04-13 1969-03-25 Smith Corp A O Pipe coupling having a split ring locking means
US3664689A (en) * 1969-08-14 1972-05-23 Vetco Offshore Ind Inc Selectively lockable casing hanger
US3606393A (en) * 1969-09-05 1971-09-20 Vetco Offshore Ind Inc Pipe connectors

Also Published As

Publication number Publication date
NO742517L (enrdf_load_stackoverflow) 1975-06-30
US3902743A (en) 1975-09-02
GB1453008A (en) 1976-10-20

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