CA2286872A1 - Soupape de surpression hydraulique - Google Patents

Soupape de surpression hydraulique Download PDF

Info

Publication number
CA2286872A1
CA2286872A1 CA002286872A CA2286872A CA2286872A1 CA 2286872 A1 CA2286872 A1 CA 2286872A1 CA 002286872 A CA002286872 A CA 002286872A CA 2286872 A CA2286872 A CA 2286872A CA 2286872 A1 CA2286872 A1 CA 2286872A1
Authority
CA
Canada
Prior art keywords
chamber
piston
pressure
mud
valve
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.)
Abandoned
Application number
CA002286872A
Other languages
English (en)
Inventor
Richard D. Williams
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Priority to CA002286872A priority Critical patent/CA2286872A1/fr
Priority to GB9925013A priority patent/GB2355510A/en
Publication of CA2286872A1 publication Critical patent/CA2286872A1/fr
Abandoned legal-status Critical Current

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
    • E21B21/00—Methods or apparatus for flushing boreholes, e.g. by use of exhaust air from motor
    • E21B21/08—Controlling or monitoring pressure or flow of drilling fluid, e.g. automatic filling of boreholes, automatic control of bottom pressure
    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
    • G05D16/00—Control of fluid pressure
    • G05D16/14—Control of fluid pressure with auxiliary non-electric power
    • G05D16/18—Control of fluid pressure with auxiliary non-electric power derived from an external source
    • G05D16/187—Control of fluid pressure with auxiliary non-electric power derived from an external source using pistons within the main valve

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Geology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Fluid Mechanics (AREA)
  • Mining & Mineral Resources (AREA)
  • Environmental & Geological Engineering (AREA)
  • Mechanical Engineering (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Power Engineering (AREA)
  • General Physics & Mathematics (AREA)
  • Automation & Control Theory (AREA)
  • Fluid-Pressure Circuits (AREA)
CA002286872A 1999-10-18 1999-10-18 Soupape de surpression hydraulique Abandoned CA2286872A1 (fr)

Priority Applications (2)

Application Number Priority Date Filing Date Title
CA002286872A CA2286872A1 (fr) 1999-10-18 1999-10-18 Soupape de surpression hydraulique
GB9925013A GB2355510A (en) 1999-10-18 1999-10-23 Pressure valve

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CA002286872A CA2286872A1 (fr) 1999-10-18 1999-10-18 Soupape de surpression hydraulique
GB9925013A GB2355510A (en) 1999-10-18 1999-10-23 Pressure valve

Publications (1)

Publication Number Publication Date
CA2286872A1 true CA2286872A1 (fr) 2001-04-18

Family

ID=25681259

Family Applications (1)

Application Number Title Priority Date Filing Date
CA002286872A Abandoned CA2286872A1 (fr) 1999-10-18 1999-10-18 Soupape de surpression hydraulique

Country Status (2)

Country Link
CA (1) CA2286872A1 (fr)
GB (1) GB2355510A (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10041600B2 (en) 2013-09-09 2018-08-07 Saudi Arabian Oil Company Mud pump pressure switch

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CZ20012998A3 (cs) 2001-08-16 2003-04-16 Ferox A. S. Rychlouzavírací ventil
US6978799B2 (en) * 2003-10-22 2005-12-27 S.P.M. Flow Control, Inc. Emergency pressure relief valve with enhanced reset
US8870233B2 (en) 2007-07-03 2014-10-28 S.P.M. Flow Control, Inc. Swivel joint with uniform ball bearing requirements
US8205632B2 (en) * 2008-05-02 2012-06-26 Bifold Fluidpower Limited Fluid flow control device
US20090283160A1 (en) 2008-05-02 2009-11-19 James Fishwick Fluid flow control device and control circuit
EP2422120B1 (fr) 2009-04-20 2016-05-25 S.P.M. Flow Control, Inc. Soupape à languette de conduite d'écoulement
SG176534A1 (en) 2009-06-03 2012-01-30 Weir Spm Inc Plug valve indicator
CN102359601B (zh) * 2011-10-13 2013-10-23 陕西航空电气有限责任公司 一种过滤调整器总成
GB2520218A (en) 2012-08-16 2015-05-13 Spm Flow Control Inc Plug valve having preloaded seal segments
US9322243B2 (en) 2012-08-17 2016-04-26 S.P.M. Flow Control, Inc. Automated relief valve control system and method
US9273543B2 (en) 2012-08-17 2016-03-01 S.P.M. Flow Control, Inc. Automated relief valve control system and method
USD707797S1 (en) 2013-03-15 2014-06-24 S.P.M. Flow Control, Inc. Seal segment
USD707332S1 (en) 2013-03-15 2014-06-17 S.P.M. Flow Control, Inc. Seal assembly
CA2916699A1 (fr) 2013-07-01 2015-01-08 S.P.M. Flow Control, Inc. Ensemble collecteur
CN103994255B (zh) * 2014-05-21 2016-05-04 江苏沙洲阀门有限公司 一种船用呼吸阀
CN107850243A (zh) 2015-06-15 2018-03-27 S.P.M.流量控制股份有限公司 具有增加壁厚的全根部半径螺纹蝶型螺母
US10677365B2 (en) 2015-09-04 2020-06-09 S.P.M. Flow Control, Inc. Pressure relief valve assembly and methods
CN115999010A (zh) * 2022-12-07 2023-04-25 深圳市普博医疗科技股份有限公司 可调泄压阀及其装配方法

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE7809593U1 (de) * 1978-03-31 1978-08-24 Pierburg Gmbh & Co Kg, 4040 Neuss Thermozeitventil
GB2239689A (en) * 1989-12-18 1991-07-10 Water Res Centre Pressure reducing valve with static balance
JPH08284873A (ja) * 1995-04-18 1996-10-29 Ebara Corp バランス型減圧弁

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10041600B2 (en) 2013-09-09 2018-08-07 Saudi Arabian Oil Company Mud pump pressure switch

Also Published As

Publication number Publication date
GB2355510A (en) 2001-04-25
GB9925013D0 (en) 1999-12-22

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Legal Events

Date Code Title Description
FZDE Discontinued