GB2461431B - Retrofit safety valve and wellhead insert - Google Patents

Retrofit safety valve and wellhead insert

Info

Publication number
GB2461431B
GB2461431B GB0916979A GB0916979A GB2461431B GB 2461431 B GB2461431 B GB 2461431B GB 0916979 A GB0916979 A GB 0916979A GB 0916979 A GB0916979 A GB 0916979A GB 2461431 B GB2461431 B GB 2461431B
Authority
GB
United Kingdom
Prior art keywords
wellhead
insert
safety valve
retrofit safety
retrofit
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.)
Active
Application number
GB0916979A
Other versions
GB2461431A (en
GB0916979D0 (en
Inventor
Mark Buyers
David Forsyth
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.)
Omega Completion Technology Ltd
Original Assignee
Omega Completion Technology Ltd
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 GBGB0503615.7A external-priority patent/GB0503615D0/en
Application filed by Omega Completion Technology Ltd filed Critical Omega Completion Technology Ltd
Publication of GB0916979D0 publication Critical patent/GB0916979D0/en
Publication of GB2461431A publication Critical patent/GB2461431A/en
Application granted granted Critical
Publication of GB2461431B publication Critical patent/GB2461431B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • E21B34/02—Valve arrangements for boreholes or wells in 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
    • E21B17/00—Drilling rods or pipes; Flexible drill strings; Kellies; Drill collars; Sucker rods; Cables; Casings; Tubings
    • E21B17/10—Wear protectors; Centralising devices, e.g. stabilisers
    • E21B17/1035—Wear protectors; Centralising devices, e.g. stabilisers for plural rods, pipes or lines, e.g. for control lines
    • 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
    • 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
    • E21B33/068—Well heads; Setting-up thereof having provision for introducing objects or fluids into, or removing objects from, 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
    • E21B34/00—Valve arrangements for boreholes or wells
    • E21B34/06—Valve arrangements for boreholes or wells in wells
    • E21B34/10—Valve arrangements for boreholes or wells in wells operated by control fluid supplied from outside the borehole
GB0916979A 2005-02-22 2009-09-29 Retrofit safety valve and wellhead insert Active GB2461431B (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GBGB0503615.7A GB0503615D0 (en) 2005-02-22 2005-02-22 Retrofit safety valve and wellhead insert
GB0603506A GB2426771B (en) 2005-02-22 2006-02-22 Retrofit safety valve

Publications (3)

Publication Number Publication Date
GB0916979D0 GB0916979D0 (en) 2009-11-11
GB2461431A GB2461431A (en) 2010-01-06
GB2461431B true GB2461431B (en) 2010-03-17

Family

ID=41404170

Family Applications (1)

Application Number Title Priority Date Filing Date
GB0916979A Active GB2461431B (en) 2005-02-22 2009-09-29 Retrofit safety valve and wellhead insert

Country Status (1)

Country Link
GB (1) GB2461431B (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111894514B (en) * 2020-08-31 2024-04-02 江苏宏泰石化机械有限公司 Compact ultrahigh pressure oil extraction wellhead device
US20220389801A1 (en) * 2021-06-04 2022-12-08 Vault Pressure Control, Llc Composite fracturing tree
CN114737917B (en) * 2022-04-29 2022-10-11 龙沃科技开发有限公司 Watering valves combination wellhead assembly that structure is simplified

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20070227741A1 (en) * 2006-04-03 2007-10-04 Lovell John R Well servicing methods and systems

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20070227741A1 (en) * 2006-04-03 2007-10-04 Lovell John R Well servicing methods and systems

Also Published As

Publication number Publication date
GB2461431A (en) 2010-01-06
GB0916979D0 (en) 2009-11-11

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