GB2339444B - Subsea wellhead apparatus - Google Patents

Subsea wellhead apparatus

Info

Publication number
GB2339444B
GB2339444B GB9914048A GB9914048A GB2339444B GB 2339444 B GB2339444 B GB 2339444B GB 9914048 A GB9914048 A GB 9914048A GB 9914048 A GB9914048 A GB 9914048A GB 2339444 B GB2339444 B GB 2339444B
Authority
GB
United Kingdom
Prior art keywords
subsea wellhead
wellhead apparatus
subsea
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
GB9914048A
Other versions
GB9914048D0 (en
GB2339444A (en
Inventor
Bruce J Watkins
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.)
Dril Quip Inc
Original Assignee
Dril Quip Inc
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 Dril Quip Inc filed Critical Dril Quip Inc
Publication of GB9914048D0 publication Critical patent/GB9914048D0/en
Publication of GB2339444A publication Critical patent/GB2339444A/en
Application granted granted Critical
Publication of GB2339444B publication Critical patent/GB2339444B/en
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • 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
    • E21B33/043—Casing heads; Suspending casings or tubings in well heads specially adapted for underwater well heads
    • 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
    • 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
    • E21B33/047—Casing heads; Suspending casings or tubings in well heads for plural tubing strings
    • 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
    • E21B34/02—Valve arrangements for boreholes or wells in well heads
    • E21B34/04—Valve arrangements for boreholes or wells in well heads in underwater well heads
GB9914048A 1998-06-16 1999-06-16 Subsea wellhead apparatus Expired - Fee Related GB2339444B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US9840598P 1998-06-16 1998-06-16

Publications (3)

Publication Number Publication Date
GB9914048D0 GB9914048D0 (en) 1999-08-18
GB2339444A GB2339444A (en) 2000-01-26
GB2339444B true GB2339444B (en) 2002-05-29

Family

ID=22269137

Family Applications (1)

Application Number Title Priority Date Filing Date
GB9914048A Expired - Fee Related GB2339444B (en) 1998-06-16 1999-06-16 Subsea wellhead apparatus

Country Status (2)

Country Link
GB (1) GB2339444B (en)
NO (1) NO316132B1 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2001073258A1 (en) * 2000-03-24 2001-10-04 Fmc Corporation Gate valve with flow-through gate

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2161567A (en) * 1984-07-09 1986-01-15 Vetco Offshore Ind Inc Subsea control pod valve assembly
GB2195158A (en) * 1986-09-16 1988-03-30 Nat Oilwell Wellhead connector
US5385169A (en) * 1994-04-04 1995-01-31 Cooper Industries, Inc. Subsea fluid coupling employing metal-to-metal sealing
US5555935A (en) * 1994-08-23 1996-09-17 Abb Vetco Gray Inc. Fluid connector for well
GB2307928A (en) * 1995-11-20 1997-06-11 Vetco Gray Inc Abb Wellhead fluid connector with check valve

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2161567A (en) * 1984-07-09 1986-01-15 Vetco Offshore Ind Inc Subsea control pod valve assembly
GB2195158A (en) * 1986-09-16 1988-03-30 Nat Oilwell Wellhead connector
US5385169A (en) * 1994-04-04 1995-01-31 Cooper Industries, Inc. Subsea fluid coupling employing metal-to-metal sealing
US5555935A (en) * 1994-08-23 1996-09-17 Abb Vetco Gray Inc. Fluid connector for well
GB2307928A (en) * 1995-11-20 1997-06-11 Vetco Gray Inc Abb Wellhead fluid connector with check valve

Also Published As

Publication number Publication date
NO992915D0 (en) 1999-06-15
GB9914048D0 (en) 1999-08-18
NO992915L (en) 1999-12-17
NO316132B1 (en) 2003-12-15
GB2339444A (en) 2000-01-26

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20040616