DE69813229D1 - Hydraulische betätigungsvorrichtung mit metall-gegen-metall dichtungen - Google Patents

Hydraulische betätigungsvorrichtung mit metall-gegen-metall dichtungen

Info

Publication number
DE69813229D1
DE69813229D1 DE69813229T DE69813229T DE69813229D1 DE 69813229 D1 DE69813229 D1 DE 69813229D1 DE 69813229 T DE69813229 T DE 69813229T DE 69813229 T DE69813229 T DE 69813229T DE 69813229 D1 DE69813229 D1 DE 69813229D1
Authority
DE
Germany
Prior art keywords
metal
hydraulic actuator
seals
metal seals
actuator
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.)
Expired - Fee Related
Application number
DE69813229T
Other languages
English (en)
Other versions
DE69813229T2 (de
Inventor
M Deaton
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.)
Dresser Industries Inc
Original Assignee
Dresser Industries 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 Dresser Industries Inc filed Critical Dresser Industries Inc
Application granted granted Critical
Publication of DE69813229D1 publication Critical patent/DE69813229D1/de
Publication of DE69813229T2 publication Critical patent/DE69813229T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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
    • E21B34/06—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
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B15/00—Fluid-actuated devices for displacing a member from one position to another; Gearing associated therewith
    • F15B15/08—Characterised by the construction of the motor unit
    • F15B15/14—Characterised by the construction of the motor unit of the straight-cylinder type

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Fluid Mechanics (AREA)
  • Geology (AREA)
  • Mining & Mineral Resources (AREA)
  • Environmental & Geological Engineering (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Actuator (AREA)
DE69813229T 1997-07-18 1998-07-17 Hydraulische betätigungsvorrichtung mit metall-gegen-metall dichtungen Expired - Fee Related DE69813229T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US5313497P 1997-07-18 1997-07-18
PCT/US1998/014855 WO1999004173A1 (en) 1997-07-18 1998-07-17 Hydraulic fluid actuator with metal to metal seals

Publications (2)

Publication Number Publication Date
DE69813229D1 true DE69813229D1 (de) 2003-05-15
DE69813229T2 DE69813229T2 (de) 2003-11-13

Family

ID=21982150

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69813229T Expired - Fee Related DE69813229T2 (de) 1997-07-18 1998-07-17 Hydraulische betätigungsvorrichtung mit metall-gegen-metall dichtungen

Country Status (8)

Country Link
US (1) US6098714A (de)
EP (1) EP0996826B1 (de)
AU (1) AU730139B2 (de)
BR (1) BR9810916A (de)
CA (1) CA2302376A1 (de)
DE (1) DE69813229T2 (de)
NO (1) NO20000253L (de)
WO (1) WO1999004173A1 (de)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6732803B2 (en) 2000-12-08 2004-05-11 Schlumberger Technology Corp. Debris free valve apparatus
US6808020B2 (en) * 2000-12-08 2004-10-26 Schlumberger Technology Corporation Debris-free valve apparatus and method of use
US6715558B2 (en) * 2002-02-25 2004-04-06 Halliburton Energy Services, Inc. Infinitely variable control valve apparatus and method
US6854519B2 (en) * 2002-05-03 2005-02-15 Weatherford/Lamb, Inc. Subsurface valve with system and method for sealing
BR112016007647A2 (pt) 2013-11-11 2017-08-01 Halliburton Energy Services Inc válvula de segurança, e, método para acionar uma válvula de segurança
GB2540253B (en) 2013-12-31 2020-06-17 Halliburton Energy Services Inc Multiple piston assembly for safety valve
WO2015102603A1 (en) * 2013-12-31 2015-07-09 Halliburton Energy Services, Inc. Variable diameter piston assembly for safety valve

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4069871A (en) * 1975-03-11 1978-01-24 Page John S Jr Deep well safety valve
US4452310A (en) * 1981-11-17 1984-06-05 Camco, Incorporated Metal-to-metal high/low pressure seal
GB2169332B (en) * 1985-01-08 1988-04-27 Baker Oil Tools Inc Subsurface well safety valve
NO179420C (no) * 1988-05-06 1996-10-02 Otis Eng Co Overflatestyrt brönnsikringsventil
US4986357A (en) * 1990-04-09 1991-01-22 Pringle Ronald E Well tool having a variable area hydraulic actuator
US5101904A (en) * 1991-03-15 1992-04-07 Bruce Gilbert Downhole tool actuator
DE4126851A1 (de) * 1991-08-14 1993-02-18 Krupp Widia Gmbh Werkzeug mit verschleissfester schneide aus kubischem bornitrid oder polykristallinem kubischem bornitrid, verfahren zu dessen herstellung sowie dessen verwendung
US5318127A (en) * 1992-08-03 1994-06-07 Halliburton Company Surface controlled annulus safety system for well bores

Also Published As

Publication number Publication date
CA2302376A1 (en) 1999-01-28
US6098714A (en) 2000-08-08
NO20000253L (no) 2000-03-06
AU730139B2 (en) 2001-03-01
BR9810916A (pt) 2000-08-15
EP0996826A1 (de) 2000-05-03
NO20000253D0 (no) 2000-01-18
AU8411098A (en) 1999-02-10
EP0996826B1 (de) 2003-04-09
DE69813229T2 (de) 2003-11-13
WO1999004173A1 (en) 1999-01-28

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee