IT1239356B - Apparecchio e metodo per la chiusura a tenuta di pozzi di trivellazione - Google Patents

Apparecchio e metodo per la chiusura a tenuta di pozzi di trivellazione

Info

Publication number
IT1239356B
IT1239356B IT19607A IT1960790A IT1239356B IT 1239356 B IT1239356 B IT 1239356B IT 19607 A IT19607 A IT 19607A IT 1960790 A IT1960790 A IT 1960790A IT 1239356 B IT1239356 B IT 1239356B
Authority
IT
Italy
Prior art keywords
drilling wells
sealing closure
closure
sealing
wells
Prior art date
Application number
IT19607A
Other languages
English (en)
Other versions
IT9019607A0 (it
IT9019607A1 (it
Inventor
Frank Adamek
Charles Bridges
Anton Dach
Original Assignee
Vetco Gray 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 Gray Inc. filed Critical Vetco Gray Inc.
Publication of IT9019607A0 publication Critical patent/IT9019607A0/it
Publication of IT9019607A1 publication Critical patent/IT9019607A1/it
Application granted granted Critical
Publication of IT1239356B publication Critical patent/IT1239356B/it

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
    • 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 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)
  • Gasket Seals (AREA)
  • Excavating Of Shafts Or Tunnels (AREA)
  • Perforating, Stamping-Out Or Severing By Means Other Than Cutting (AREA)
IT19607A 1989-03-10 1990-03-08 Apparecchio e metodo per la chiusura a tenuta di pozzi di trivellazione IT1239356B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/321,964 US4911245A (en) 1989-03-10 1989-03-10 Metal seal with soft inlays

Publications (3)

Publication Number Publication Date
IT9019607A0 IT9019607A0 (it) 1990-03-08
IT9019607A1 IT9019607A1 (it) 1991-09-08
IT1239356B true IT1239356B (it) 1993-10-20

Family

ID=23252822

Family Applications (1)

Application Number Title Priority Date Filing Date
IT19607A IT1239356B (it) 1989-03-10 1990-03-08 Apparecchio e metodo per la chiusura a tenuta di pozzi di trivellazione

Country Status (3)

Country Link
US (1) US4911245A (it)
GB (1) GB2229235B (it)
IT (1) IT1239356B (it)

Families Citing this family (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5067734A (en) * 1990-06-01 1991-11-26 Abb Vetco Gray Inc. Metal seal with grooved inlays
US5110144A (en) * 1990-08-24 1992-05-05 Cooper Industries, Inc. Casing hanger seal assembly
US5129660A (en) * 1991-02-25 1992-07-14 Cooper Industries, Inc. Seal assembly for a well housing hanger structure
US5183268A (en) * 1991-04-30 1993-02-02 Fmc Corporation Metal-to-metal wellhead seal for rough casing
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
US5368098A (en) * 1993-06-23 1994-11-29 Weatherford U.S., Inc. Stage tool
US5464063A (en) * 1994-08-19 1995-11-07 Abb Vetco Gray Inc. Well assembly metal seal
US6032958A (en) * 1998-03-31 2000-03-07 Hydril Company Bi-directional pressure-energized metal seal
US6530574B1 (en) 2000-10-06 2003-03-11 Gary L. Bailey Method and apparatus for expansion sealing concentric tubular structures
US20040007829A1 (en) * 2001-09-07 2004-01-15 Ross Colby M. Downhole seal assembly and method for use of same
US6705615B2 (en) 2001-10-31 2004-03-16 Dril-Quip, Inc. Sealing system and method
US20070013146A1 (en) * 2005-07-14 2007-01-18 Gariepy James A Sealing ring and method
US7562911B2 (en) * 2006-01-24 2009-07-21 Hydril Usa Manufacturing Llc Wedge thread with sealing metal
US8205890B2 (en) * 2008-07-08 2012-06-26 Worldwide Oilfield Machine, Inc. Resilient high pressure metal-to-metal seal and method
US8167312B2 (en) * 2008-07-10 2012-05-01 Vetco Gray Inc. Metal seal adjustable casing sub
US8215407B2 (en) * 2009-07-22 2012-07-10 Baker Hughes Incorporated Apparatus for fluidizing formation fines settling in production well
US8245776B2 (en) * 2009-10-20 2012-08-21 Vetco Gray Inc. Wellhead system having wicker sealing surface
US8960276B2 (en) 2010-09-22 2015-02-24 Stream-Flo Industries Ltd. Wellhead seal device to seal casing
US9062511B2 (en) 2011-10-18 2015-06-23 Vetco Gray Inc. Soft skin metal seal and technique of manufacture
US9568103B2 (en) * 2013-04-29 2017-02-14 Baker Hughes Incorporated Expandable high pressure and high temperature seal
GB2554102A (en) 2016-09-20 2018-03-28 Statoil Petroleum As Wellhead assembly

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB432729A (en) * 1934-02-05 1935-08-01 Lead Wool Company Ltd Improvements in or relating to packing for spigot and socket and like joints
US4302018A (en) * 1980-02-29 1981-11-24 Foster-Miller Associates, Inc. Packer arrangements for oil wells and the like
US4470609A (en) * 1983-07-25 1984-09-11 Rocky Mountain Nuclear Mfg. & Engineering Co., Inc. Conduit-connector structure with sealing ring therefor
SU1141254A1 (ru) * 1984-01-26 1985-02-23 Всесоюзный Дважды Ордена Трудового Красного Знамени Теплотехнический Научно-Исследовательский Институт Им.Ф.Э.Дзержинского Уплотнительна металлическа прокладка фланцевого соединени
US4588029A (en) * 1984-09-27 1986-05-13 Camco, Incorporated Expandable metal seal for a well tool
US4665979A (en) * 1985-09-06 1987-05-19 Hughes Tool Company Metal casing hanger seal with expansion slots
US4749035A (en) * 1987-04-30 1988-06-07 Cameron Iron Works Usa, Inc. Tubing packer
US4771832A (en) * 1987-12-09 1988-09-20 Vetco Gray Inc. Wellhead with eccentric casing seal ring

Also Published As

Publication number Publication date
IT9019607A0 (it) 1990-03-08
GB2229235A (en) 1990-09-19
GB9004775D0 (en) 1990-04-25
IT9019607A1 (it) 1991-09-08
US4911245A (en) 1990-03-27
GB2229235B (en) 1993-01-20

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Legal Events

Date Code Title Description
0001 Granted
TA Fee payment date (situation as of event date), data collected since 19931001

Effective date: 19950228