GB2318600B - Dual metal seal for wellhead housing - Google Patents

Dual metal seal for wellhead housing

Info

Publication number
GB2318600B
GB2318600B GB9727094A GB9727094A GB2318600B GB 2318600 B GB2318600 B GB 2318600B GB 9727094 A GB9727094 A GB 9727094A GB 9727094 A GB9727094 A GB 9727094A GB 2318600 B GB2318600 B GB 2318600B
Authority
GB
United Kingdom
Prior art keywords
metal seal
wellhead housing
dual metal
dual
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 - Fee Related
Application number
GB9727094A
Other versions
GB9727094D0 (en
GB2318600A (en
Inventor
Donald B Wafer
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
Priority claimed from US08/539,926 external-priority patent/US6007111A/en
Application filed by FMC Corp filed Critical FMC Corp
Publication of GB9727094D0 publication Critical patent/GB9727094D0/en
Publication of GB2318600A publication Critical patent/GB2318600A/en
Application granted granted Critical
Publication of GB2318600B publication Critical patent/GB2318600B/en
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • 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
    • F16J—PISTONS; CYLINDERS; SEALINGS
    • F16J15/00—Sealings
    • F16J15/02—Sealings between relatively-stationary surfaces
    • F16J15/06—Sealings between relatively-stationary surfaces with solid packing compressed between sealing surfaces
    • F16J15/08—Sealings between relatively-stationary surfaces with solid packing compressed between sealing surfaces with exclusively metal packing
    • F16J15/0887—Sealings between relatively-stationary surfaces with solid packing compressed between sealing surfaces with exclusively metal packing the sealing effect being obtained by elastic deformation of the packing
    • 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

  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Mining & Mineral Resources (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Environmental & Geological Engineering (AREA)
  • Fluid Mechanics (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Mechanical Engineering (AREA)
  • Excavating Of Shafts Or Tunnels (AREA)
GB9727094A 1995-10-06 1996-10-03 Dual metal seal for wellhead housing Expired - Fee Related GB2318600B (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US08/539,926 US6007111A (en) 1995-10-06 1995-10-06 Dual metal seal for wellhead housing
GB9620597A GB2305951B (en) 1995-10-06 1996-10-03 Dual metal seal for wellhead housing

Publications (3)

Publication Number Publication Date
GB9727094D0 GB9727094D0 (en) 1998-02-25
GB2318600A GB2318600A (en) 1998-04-29
GB2318600B true GB2318600B (en) 1998-07-01

Family

ID=26310151

Family Applications (2)

Application Number Title Priority Date Filing Date
GB9727094A Expired - Fee Related GB2318600B (en) 1995-10-06 1996-10-03 Dual metal seal for wellhead housing
GB9727093A Expired - Fee Related GB2318599B (en) 1995-10-06 1996-10-03 Dual metal seal for wellhead housing

Family Applications After (1)

Application Number Title Priority Date Filing Date
GB9727093A Expired - Fee Related GB2318599B (en) 1995-10-06 1996-10-03 Dual metal seal for wellhead housing

Country Status (1)

Country Link
GB (2) GB2318600B (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SG177067A1 (en) * 2010-06-25 2012-01-30 Dril Quip Inc Dual barrier gasket
CN102213081B (en) * 2011-05-31 2014-04-02 宝鸡石油机械有限责任公司 Spindle type metal sealing and metal framework type rubber sealing sleeve hanger
CN103061703B (en) * 2013-01-28 2016-02-24 刘音海 High-efficient energy-saving environment friendly mechanically-sealing apparatus

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4390186A (en) * 1982-02-04 1983-06-28 Combustion Engineering, Inc. Metal-to-metal ribbed seal

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5103915A (en) * 1990-08-17 1992-04-14 Abb Vetco Gray Inc. Wellhead housing seal assembly for damaged sealing surfaces

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4390186A (en) * 1982-02-04 1983-06-28 Combustion Engineering, Inc. Metal-to-metal ribbed seal

Also Published As

Publication number Publication date
GB2318599A (en) 1998-04-29
GB9727093D0 (en) 1998-02-25
GB2318599B (en) 1998-07-01
GB9727094D0 (en) 1998-02-25
GB2318600A (en) 1998-04-29

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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)
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20051003