NO931129L - Metall-metall tetning - Google Patents

Metall-metall tetning

Info

Publication number
NO931129L
NO931129L NO93931129A NO931129A NO931129L NO 931129 L NO931129 L NO 931129L NO 93931129 A NO93931129 A NO 93931129A NO 931129 A NO931129 A NO 931129A NO 931129 L NO931129 L NO 931129L
Authority
NO
Norway
Prior art keywords
metal
seal
metal seal
Prior art date
Application number
NO93931129A
Other languages
English (en)
Other versions
NO931129D0 (no
Inventor
Roddie Robert Smith
Rennie L Dicksom
Original Assignee
Otis Eng Co
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 Otis Eng Co filed Critical Otis Eng Co
Publication of NO931129D0 publication Critical patent/NO931129D0/no
Publication of NO931129L publication Critical patent/NO931129L/no

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
    • 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
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S285/00—Pipe joints or couplings
    • Y10S285/917—Metallic seals

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)
  • Sealing Devices (AREA)
NO93931129A 1992-04-01 1993-03-26 Metall-metall tetning NO931129L (no)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/861,995 US5284205A (en) 1992-04-01 1992-04-01 Metal to metal seal for well safety valve

Publications (2)

Publication Number Publication Date
NO931129D0 NO931129D0 (no) 1993-03-26
NO931129L true NO931129L (no) 1993-10-04

Family

ID=25337343

Family Applications (1)

Application Number Title Priority Date Filing Date
NO93931129A NO931129L (no) 1992-04-01 1993-03-26 Metall-metall tetning

Country Status (3)

Country Link
US (1) US5284205A (no)
GB (1) GB2265645B (no)
NO (1) NO931129L (no)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5368098A (en) * 1993-06-23 1994-11-29 Weatherford U.S., Inc. Stage tool
US5876633A (en) * 1995-12-26 1999-03-02 Monsanto Company Electrochromic metal oxides
GB9621769D0 (en) * 1996-10-18 1996-12-11 Abb Seatec Ltd Piston and cylinder device
GB9621770D0 (en) * 1996-10-18 1996-12-11 Abb Seatec Ltd Two-part connector
US6032958A (en) * 1998-03-31 2000-03-07 Hydril Company Bi-directional pressure-energized metal seal
US6648335B1 (en) * 1998-11-03 2003-11-18 Michael D. Ezell Metal-to-metal seal assembly for oil and gas production apparatus
NO313209B1 (no) * 2000-12-07 2002-08-26 Fmc Kongsberg Subsea As Anordning ved nedihulls brönnsikringsventil
US6988556B2 (en) * 2002-02-19 2006-01-24 Halliburton Energy Services, Inc. Deep set safety valve
US6854519B2 (en) * 2002-05-03 2005-02-15 Weatherford/Lamb, Inc. Subsurface valve with system and method for sealing
US7699108B2 (en) * 2006-11-13 2010-04-20 Baker Hughes Incorporated Distortion compensation for rod piston bore in subsurface safety valves
US8776889B2 (en) 2010-07-14 2014-07-15 Weatherford/Lamb, Inc. Irregularly shaped flapper closure and sealing surfaces
US20130048302A1 (en) * 2011-08-22 2013-02-28 Schlumberger Technology Corporation Surface controlled subsurface safety valve
WO2015069289A1 (en) 2013-11-11 2015-05-14 Halliburton Energy Services, Inc. Expanding piston for a subsurface safety valve
GB2540253B (en) 2013-12-31 2020-06-17 Halliburton Energy Services Inc Multiple piston assembly for safety valve
US9810039B2 (en) 2013-12-31 2017-11-07 Halliburton Energy Services, Inc. Variable diameter piston assembly for safety valve
US10508512B2 (en) * 2017-09-28 2019-12-17 Baker Hughes, A Ge Company, Llc Insert safety valve system

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3885627A (en) * 1971-03-26 1975-05-27 Sun Oil Co Wellbore safety valve
US4527630A (en) * 1982-06-01 1985-07-09 Camco, Incorporated Hydraulic actuating means for subsurface safety valve
US4583596A (en) * 1985-09-13 1986-04-22 Camco, Incorporated Dual metal seal for a well safety valve
US4743033A (en) * 1985-12-16 1988-05-10 Baker Oil Tools, Inc. Dynamic seal assembly for piston and cylinder operating in subterranean wells
US4834183A (en) * 1988-02-16 1989-05-30 Otis Engineering Corporation Surface controlled subsurface safety valve
US4945993A (en) * 1988-05-06 1990-08-07 Otis Engineering Corporation Surface controlled subsurface safety valve
US4979721A (en) * 1989-12-01 1990-12-25 Bridge Products, Inc. Check valve having combined quick disconnect wrench flat defining ridge
US5183268A (en) * 1991-04-30 1993-02-02 Fmc Corporation Metal-to-metal wellhead seal for rough casing
US5183115A (en) * 1991-07-19 1993-02-02 Otis Engineering Corporation Safety valve

Also Published As

Publication number Publication date
GB2265645A (en) 1993-10-06
NO931129D0 (no) 1993-03-26
US5284205A (en) 1994-02-08
GB9306565D0 (en) 1993-05-26
GB2265645B (en) 1995-09-20

Similar Documents

Publication Publication Date Title
DE69310691D1 (de) Dichtungsanordnung
BR9303677A (pt) Conjunto de vedacao
DE69232274T2 (de) Metalldichtung
NO920742L (no) Tetning
BR9402134A (pt) Vedação
FI960872A0 (fi) Tiivistysosa
DE69318138T3 (de) Metalldichtung
AT399545B (de) Dichtungsanordnung
NO941195D0 (no) Tetningselement
DE69226658D1 (de) Geteilte Abdichtung
NO931129D0 (no) Metall-metall tetning
DE59307492D1 (de) Dichtungsanordnung
DK73792A (da) Taetningsorgan
DK0694139T3 (da) Tætningssystem
BR9203988A (pt) Vedador metalico
BR9407043A (pt) Lacre
DE4393371D2 (de) Dichtungsanordnung
DE69129740D1 (de) Abdichtung
AT397724B (de) Dichtungselement
DK0621429T3 (da) Tætningselement
DK0569798T3 (da) Tætning
DE59402123D1 (de) Plombe
FI923666A (fi) Tiiviste
ATA19893A (de) Dichtungsanordnung
BR7200552U (pt) Lacre