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GB2216965B - Energisation of sealing assemblies - Google Patents

Energisation of sealing assemblies

Info

Publication number
GB2216965B
GB2216965B GB8907841A GB8907841A GB2216965B GB 2216965 B GB2216965 B GB 2216965B GB 8907841 A GB8907841 A GB 8907841A GB 8907841 A GB8907841 A GB 8907841A GB 2216965 B GB2216965 B GB 2216965B
Authority
GB
United Kingdom
Prior art keywords
energisation
sealing assemblies
assemblies
sealing
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 - Lifetime
Application number
GB8907841A
Other versions
GB8907841D0 (en
GB2216965A (en
Inventor
Ian Hendry Morgan
David Lockens
Sean Mcavoy
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.)
Cooper Industries LLC
Original Assignee
Cooper Industries LLC
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
Priority claimed from GB888808184A external-priority patent/GB8808184D0/en
Priority claimed from GB888821982A external-priority patent/GB8821982D0/en
Application filed by Cooper Industries LLC filed Critical Cooper Industries LLC
Publication of GB8907841D0 publication Critical patent/GB8907841D0/en
Publication of GB2216965A publication Critical patent/GB2216965A/en
Application granted granted Critical
Publication of GB2216965B publication Critical patent/GB2216965B/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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
    • E21B33/02—Surface sealing or packing
    • E21B33/03—Well heads; Setting-up thereof
    • E21B33/04—Casing heads; Suspending casings or tubings in well heads
    • 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
    • E21B2200/00—Special features related to earth drilling for obtaining oil, gas or water
    • E21B2200/01—Sealings characterised by their shape

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)
  • Earth Drilling (AREA)
GB8907841A 1988-04-08 1989-04-07 Energisation of sealing assemblies Expired - Lifetime GB2216965B (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB888808184A GB8808184D0 (en) 1988-04-08 1988-04-08 Energisation of sealing assemblies
GB888821982A GB8821982D0 (en) 1988-09-19 1988-09-19 Energisation of sealing assemblies

Publications (3)

Publication Number Publication Date
GB8907841D0 GB8907841D0 (en) 1989-05-24
GB2216965A GB2216965A (en) 1989-10-18
GB2216965B true GB2216965B (en) 1992-04-15

Family

ID=26293746

Family Applications (1)

Application Number Title Priority Date Filing Date
GB8907841A Expired - Lifetime GB2216965B (en) 1988-04-08 1989-04-07 Energisation of sealing assemblies

Country Status (1)

Country Link
GB (1) GB2216965B (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB8821982D0 (en) * 1988-09-19 1988-10-19 Cooper Ind Inc Energisation of sealing assemblies
US5070942A (en) * 1990-09-05 1991-12-10 Cooper Industries, Inc. Well tubing hanger sealing assembly
US5257792A (en) * 1991-10-15 1993-11-02 Fip Incorporated Well head metal seal
US7779903B2 (en) 2002-10-31 2010-08-24 Weatherford/Lamb, Inc. Solid rubber packer for a rotating control device

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4131287A (en) * 1977-07-11 1978-12-26 Exxon Production Research Company Annular seal
GB2159554A (en) * 1982-02-16 1985-12-04 Smith International Subsea wellhead system
GB2193520A (en) * 1986-06-27 1988-02-10 Nat Oilwell Well-head sealing
US4751965A (en) * 1987-04-30 1988-06-21 Cameron Iron Works Usa, Inc. Wellhead seal assembly

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4131287A (en) * 1977-07-11 1978-12-26 Exxon Production Research Company Annular seal
GB2159554A (en) * 1982-02-16 1985-12-04 Smith International Subsea wellhead system
GB2193520A (en) * 1986-06-27 1988-02-10 Nat Oilwell Well-head sealing
US4751965A (en) * 1987-04-30 1988-06-21 Cameron Iron Works Usa, Inc. Wellhead seal assembly

Also Published As

Publication number Publication date
GB8907841D0 (en) 1989-05-24
GB2216965A (en) 1989-10-18

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Legal Events

Date Code Title Description
732E Amendments to the register in respect of changes of name or changes affecting rights (sect. 32/1977)
PE20 Patent expired after termination of 20 years

Expiry date: 20090406