SG140558A1 - Method and apparatus for retaining a soft seal in an integrated flapper mount, hard seat, spring housing surface controlled subsurface safety valve - Google Patents

Method and apparatus for retaining a soft seal in an integrated flapper mount, hard seat, spring housing surface controlled subsurface safety valve

Info

Publication number
SG140558A1
SG140558A1 SG200706100-5A SG2007061005A SG140558A1 SG 140558 A1 SG140558 A1 SG 140558A1 SG 2007061005 A SG2007061005 A SG 2007061005A SG 140558 A1 SG140558 A1 SG 140558A1
Authority
SG
Singapore
Prior art keywords
seal
spring housing
safety valve
seat
soft
Prior art date
Application number
SG200706100-5A
Other languages
English (en)
Inventor
Robert C Henschel
Win Sides
Jason C Mailand
Adrian V Saran
Mario Robles
Original Assignee
Bj Services 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 Bj Services Co filed Critical Bj Services Co
Publication of SG140558A1 publication Critical patent/SG140558A1/en

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
    • 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
    • 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
    • E21B2200/05—Flapper valves

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)
  • Safety Valves (AREA)
  • Lift Valve (AREA)
SG200706100-5A 2006-08-22 2007-08-20 Method and apparatus for retaining a soft seal in an integrated flapper mount, hard seat, spring housing surface controlled subsurface safety valve SG140558A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US83936506P 2006-08-22 2006-08-22

Publications (1)

Publication Number Publication Date
SG140558A1 true SG140558A1 (en) 2008-03-28

Family

ID=38598457

Family Applications (1)

Application Number Title Priority Date Filing Date
SG200706100-5A SG140558A1 (en) 2006-08-22 2007-08-20 Method and apparatus for retaining a soft seal in an integrated flapper mount, hard seat, spring housing surface controlled subsurface safety valve

Country Status (4)

Country Link
US (1) US7841416B2 (fr)
EP (1) EP1895091B1 (fr)
DK (1) DK1895091T3 (fr)
SG (1) SG140558A1 (fr)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20100163241A1 (en) * 2007-07-19 2010-07-01 Dudley Iles Klatt Modular saddle flapper valve
US8651188B2 (en) * 2009-12-30 2014-02-18 Schlumberger Technology Corporation Gas lift barrier valve
US10704361B2 (en) 2012-04-27 2020-07-07 Tejas Research & Engineering, Llc Method and apparatus for injecting fluid into spaced injection zones in an oil/gas well
US9523260B2 (en) 2012-04-27 2016-12-20 Tejas Research & Engineering, Llc Dual barrier injection valve
US9334709B2 (en) 2012-04-27 2016-05-10 Tejas Research & Engineering, Llc Tubing retrievable injection valve assembly
US9068661B2 (en) 2012-06-06 2015-06-30 Baker Hughes Incorporated Curved flapper seal with stepped intermediate surface
US9212536B2 (en) * 2012-06-25 2015-12-15 Schlumberger Technology Corporation Device having a hard seat support
US9133688B2 (en) * 2012-08-03 2015-09-15 Tejas Research & Engineering, Llc Integral multiple stage safety valves
CN104533343B (zh) * 2015-01-16 2016-12-21 苏州海德石油工具有限公司 自动关闭套管阀
US20180016867A1 (en) * 2016-07-13 2018-01-18 Schlumberger Technology Corporation Soft seat retention
CN106938382B (zh) * 2017-03-23 2018-09-07 冯旭立 消除部件重复定位理论误差的方法及定位结构
CN110748653B (zh) * 2019-11-26 2024-03-26 深圳大学 具有多级密封结构的保压取芯器翻板阀
US11396791B2 (en) * 2020-08-03 2022-07-26 Baker Hughes Oilfield Operations Llc Equalizing cartridge for a flapper valve
US11668147B2 (en) 2020-10-13 2023-06-06 Thru Tubing Solutions, Inc. Circulating valve and associated system and method
US11506020B2 (en) * 2021-03-26 2022-11-22 Halliburton Energy Services, Inc. Textured resilient seal for a subsurface safety valve
CN115822519B (zh) * 2022-12-27 2024-05-17 西南石油大学 一种锁定式井下安全阀
US11913305B1 (en) * 2023-02-14 2024-02-27 Baker Hughes Oilfield Operations Llc Seal arrangement, method, and system

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3375874A (en) 1965-04-13 1968-04-02 Otis Eng Co Subsurface well control apparatus
US4356867A (en) * 1981-02-09 1982-11-02 Baker International Corporation Temporary lock-open tool for subterranean well valve
US4444266A (en) * 1983-02-03 1984-04-24 Camco, Incorporated Deep set piston actuated well safety valve
US4674575A (en) * 1986-04-11 1987-06-23 Baker Oil Tools, Inc. Sealing system for downhole well valves
US5137089A (en) * 1990-10-01 1992-08-11 Otis Engineering Corporation Streamlined flapper valve
US5201371A (en) * 1991-05-03 1993-04-13 Allen Charles W Back pressure flapper valve
US5125457A (en) * 1991-06-11 1992-06-30 Otis Engineering Corporation Resilient seal for curved flapper valve
US5293943A (en) * 1991-07-05 1994-03-15 Halliburton Company Safety valve, sealing ring and seal assembly
EP0953097A1 (fr) * 1997-06-03 1999-11-03 Camco International Inc. Soupape de surete pour l'equilibrage des pressions dans les puits souterrains
US6003605A (en) * 1997-12-01 1999-12-21 Halliburton Enery Services, Inc. Balanced line tubing retrievable safety valve
GB2345076B (en) * 1998-12-22 2001-06-20 Camco Int Pilot-operated pressure-equalizing mechanism for subsurface valve
US6263910B1 (en) * 1999-05-11 2001-07-24 Halliburton Energy Services, Inc. Valve with secondary load bearing surface
GB2373802B (en) * 1999-11-16 2004-03-17 Schlumberger Technology Corp Downhole valve and technique to seal a bore of a body
US7152688B2 (en) * 2005-02-01 2006-12-26 Halliburton Energy Services, Inc. Positioning tool with valved fluid diversion path and method
US7360600B2 (en) * 2005-12-21 2008-04-22 Schlumberger Technology Corporation Subsurface safety valves and methods of use

Also Published As

Publication number Publication date
US7841416B2 (en) 2010-11-30
EP1895091A1 (fr) 2008-03-05
EP1895091B1 (fr) 2010-02-17
DK1895091T3 (da) 2010-05-25
US20080047713A1 (en) 2008-02-28

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