IT966033B - Sigillo combinato metallo ed elastomero - Google Patents

Sigillo combinato metallo ed elastomero

Info

Publication number
IT966033B
IT966033B IT52914/72A IT5291472A IT966033B IT 966033 B IT966033 B IT 966033B IT 52914/72 A IT52914/72 A IT 52914/72A IT 5291472 A IT5291472 A IT 5291472A IT 966033 B IT966033 B IT 966033B
Authority
IT
Italy
Prior art keywords
elastomer seal
combined metal
combined
metal
elastomer
Prior art date
Application number
IT52914/72A
Other languages
English (en)
Original Assignee
Vetco Offshore Ind 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 Vetco Offshore Ind Inc filed Critical Vetco Offshore Ind Inc
Application granted granted Critical
Publication of IT966033B publication Critical patent/IT966033B/it

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
    • E21B2200/00—Special features related to earth drilling for obtaining oil, gas or water
    • E21B2200/01—Sealings characterised by their shape
IT52914/72A 1971-10-28 1972-09-22 Sigillo combinato metallo ed elastomero IT966033B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US19331271A 1971-10-28 1971-10-28

Publications (1)

Publication Number Publication Date
IT966033B true IT966033B (it) 1974-02-11

Family

ID=22713109

Family Applications (1)

Application Number Title Priority Date Filing Date
IT52914/72A IT966033B (it) 1971-10-28 1972-09-22 Sigillo combinato metallo ed elastomero

Country Status (11)

Country Link
US (1) US3797864A (it)
JP (1) JPS5240281B2 (it)
AU (1) AU445594B2 (it)
BR (1) BR7207529D0 (it)
CA (1) CA960138A (it)
DE (1) DE2252284C3 (it)
FR (1) FR2158801A5 (it)
GB (1) GB1379134A (it)
IT (1) IT966033B (it)
NL (1) NL7212383A (it)
NO (1) NO136626C (it)

Families Citing this family (44)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3871449A (en) * 1974-03-04 1975-03-18 Vetco Offshore Ind Inc Casing hanger and packoff apparatus
US3924678A (en) * 1974-07-15 1975-12-09 Vetco Offshore Ind Inc Casing hanger and packing running apparatus
FR2299492A1 (fr) * 1975-01-31 1976-08-27 Erap Dispo
JPS54119778U (it) * 1978-02-07 1979-08-22
US4324422A (en) * 1980-02-27 1982-04-13 Vetco Offshore, Inc. Low torque pack-off seal assembly with retrievable lower section
US4362210A (en) * 1980-12-04 1982-12-07 Green James R Friction hold wear bushing
US4398755A (en) * 1981-01-19 1983-08-16 Barry Wright Corporation Flexible fluid conductive coupling for fluid transfer systems
US4353560A (en) * 1981-12-07 1982-10-12 W-K-M Wellhead Systems, Inc. Metal seal assembly with deformable sealing ring
US4496162A (en) * 1982-08-23 1985-01-29 Cameron Iron Works, Inc. Well sealing assembly having resilient seal ring with metal end caps
US4521040A (en) * 1982-09-17 1985-06-04 Vetco Offshort, Inc. Combined metal and elastomer seal
US4900067A (en) * 1985-04-26 1990-02-13 Vetco Gray Inc. Retrievable packoff with an embedded flexible, metallic band
US4634152A (en) * 1985-04-26 1987-01-06 Vetco Offshore Industries, Inc. Casing hanger running tool
US4653589A (en) * 1985-06-17 1987-03-31 Vetco Gray Inc Mudline casing hanger tieback adaptor with adjustable load ring
US4796698A (en) * 1986-05-28 1989-01-10 Otis Engineering Corporation Landing nipple and plug
GB8615797D0 (en) * 1986-06-27 1986-08-06 Nat Supply Co Uk Ltd Contingency pack-off assembly
US4719971A (en) * 1986-08-18 1988-01-19 Vetco Gray Inc. Metal-to-metal/elastomeric pack-off assembly for subsea wellhead systems
GB2200154B (en) * 1987-01-08 1990-12-05 Seaboard Lloyd Seal energising device
US4759409A (en) * 1987-04-30 1988-07-26 Cameron Iron Works Usa, Inc. Subsea wellhead seal assembly
US4815770A (en) * 1987-09-04 1989-03-28 Cameron Iron Works Usa, Inc. Subsea casing hanger packoff assembly
US4784222A (en) * 1987-09-17 1988-11-15 Cameron Iron Works Usa, Inc. Wellhead sealing assembly
MX170557B (es) * 1987-11-11 1993-08-31 Cameron Iron Works Inc Estructura de cabeza de pozo y metodo para ensamlar la misma
GB8726356D0 (en) * 1987-11-11 1987-12-16 Cameron Iron Works Inc Wellhead tieback system
US4842061A (en) * 1988-02-05 1989-06-27 Vetco Gray Inc. Casing hanger packoff with C-shaped metal seal
US4823871A (en) * 1988-02-24 1989-04-25 Cameron Iron Works Usa, Inc. Hanger and seal assembly
GB8821982D0 (en) * 1988-09-19 1988-10-19 Cooper Ind Inc Energisation of sealing assemblies
US5044432A (en) * 1990-08-10 1991-09-03 Fmc Corporation Well pipe hanger with metal sealing annulus valve
US5110144A (en) * 1990-08-24 1992-05-05 Cooper Industries, Inc. Casing hanger seal assembly
US5090737A (en) * 1991-01-29 1992-02-25 Abb Vetco Gray Inc. Downhole energizable seal for telescoping joints
US5129660A (en) * 1991-02-25 1992-07-14 Cooper Industries, Inc. Seal assembly for a well housing hanger structure
US5150752A (en) * 1991-04-22 1992-09-29 Ole Gunst Oil well-fire containment device
US5193616A (en) * 1991-08-06 1993-03-16 Cooper Industries, Inc. Tubing hanger seal assembly
US5257792A (en) * 1991-10-15 1993-11-02 Fip Incorporated Well head metal seal
US6530574B1 (en) 2000-10-06 2003-03-11 Gary L. Bailey Method and apparatus for expansion sealing concentric tubular structures
US6557644B1 (en) * 2001-07-31 2003-05-06 Kvaerner Oilfield Products, Inc. Adjustable tubing hanger assembly
US7347274B2 (en) * 2004-01-27 2008-03-25 Schlumberger Technology Corporation Annular barrier tool
US9033054B2 (en) * 2006-08-03 2015-05-19 Welldynamics, Inc. Metal to metal seal for downhole tools
DK2238380T3 (en) * 2008-02-04 2016-05-09 Welldynamics Inc Strømtilført composite metal-to-metal seal
US8215646B2 (en) 2008-08-28 2012-07-10 Castleman Larry J Seal assembly
US8393400B2 (en) * 2009-11-25 2013-03-12 Vetco Gray Inc. Metal-to-metal seal with wiper element and wellhead system incorporating same
US20140183824A1 (en) * 2012-12-28 2014-07-03 Vetco Gray Inc. Seal with flexible nose for use with a lock-down ring on a hanger in a wellbore
US9745821B2 (en) 2013-01-13 2017-08-29 Weatherford Technology Holdings, Llc Method and apparatus for sealing tubulars
US20150115547A1 (en) * 2013-10-24 2015-04-30 Aktiebolaget Skf Seal with Tabs for Retaining Energizing Member
US10180188B2 (en) 2016-02-10 2019-01-15 Onesubsea Ip Uk Limited Multi-material seal with lip portions
US10900316B2 (en) * 2016-09-14 2021-01-26 Vetco Gray Inc. Wellhead seal with pressure energizing from below

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA506965A (en) * 1954-11-02 W. Sharp Charles Sealing glands or packings
US3273646A (en) * 1966-09-20 Circulating casing hanger assembly
US2075947A (en) * 1935-06-10 1937-04-06 Kennedy Edward Pipe joint
US2139207A (en) * 1936-11-30 1938-12-06 Laurence L Rector Packing device
US3169579A (en) * 1953-11-30 1965-02-16 Mcgaffey Taylor Corp Axially spaced well packers
US2885009A (en) * 1956-01-23 1959-05-05 Baker Oil Tools Inc Cold flow preventing packing structures
US2921632A (en) * 1956-03-05 1960-01-19 Baker Oil Tools Inc Expansible and retractable packing structure
US3075584A (en) * 1959-02-12 1963-01-29 Cicero C Brown Well tools and manipulating devices therefor
US3098660A (en) * 1960-02-16 1963-07-23 Neotronic Corp Packing assembly
US3222089A (en) * 1962-11-09 1965-12-07 Shell Oil Co Secondary release mechanism for fluid actuated couplings
US3468558A (en) * 1965-10-23 1969-09-23 Ventura Tool Co Casing hanger apparatus
US3374838A (en) * 1965-11-08 1968-03-26 Schlumberger Well Surv Corp Fluid expansible packer and anchor apparatus
US3392785A (en) * 1966-07-18 1968-07-16 William R. King Retractable packer
US3663043A (en) * 1970-01-02 1972-05-16 George W Walton Ball and socket joint for pipelines

Also Published As

Publication number Publication date
DE2252284C3 (de) 1975-10-16
CA960138A (en) 1974-12-31
AU4461872A (en) 1974-01-24
DE2252284B2 (de) 1975-03-06
JPS4851158A (it) 1973-07-18
NO136626B (it) 1977-06-27
US3797864A (en) 1974-03-19
JPS5240281B2 (it) 1977-10-11
NL7212383A (it) 1973-05-02
AU445594B2 (en) 1974-02-28
FR2158801A5 (it) 1973-06-15
GB1379134A (en) 1975-01-02
DE2252284A1 (de) 1973-05-03
BR7207529D0 (pt) 1973-09-18
NO136626C (no) 1977-10-05

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