NO20014404D0 - Nedhulls omlöpsventil - Google Patents

Nedhulls omlöpsventil

Info

Publication number
NO20014404D0
NO20014404D0 NO20014404A NO20014404A NO20014404D0 NO 20014404 D0 NO20014404 D0 NO 20014404D0 NO 20014404 A NO20014404 A NO 20014404A NO 20014404 A NO20014404 A NO 20014404A NO 20014404 D0 NO20014404 D0 NO 20014404D0
Authority
NO
Norway
Prior art keywords
bypass valve
downhole bypass
downhole
valve
bypass
Prior art date
Application number
NO20014404A
Other languages
English (en)
Other versions
NO20014404L (no
NO318578B1 (no
Inventor
Bruce Mcgarian
Ian Gillien
Original Assignee
Smith International
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 Smith International filed Critical Smith International
Publication of NO20014404D0 publication Critical patent/NO20014404D0/no
Publication of NO20014404L publication Critical patent/NO20014404L/no
Publication of NO318578B1 publication Critical patent/NO318578B1/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
    • E21B21/00—Methods or apparatus for flushing boreholes, e.g. by use of exhaust air from motor
    • E21B21/10—Valve arrangements in drilling-fluid circulation systems
    • E21B21/103—Down-hole by-pass valve arrangements, i.e. between the inside of the drill string and the annulus

Landscapes

  • Engineering & Computer Science (AREA)
  • Geology (AREA)
  • Mining & Mineral Resources (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Fluid Mechanics (AREA)
  • Mechanical Engineering (AREA)
  • Environmental & Geological Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Safety Valves (AREA)
  • Electrical Discharge Machining, Electrochemical Machining, And Combined Machining (AREA)
  • Chairs Characterized By Structure (AREA)
  • Feeding And Controlling Fuel (AREA)
  • Indication Of The Valve Opening Or Closing Status (AREA)
NO20014404A 1999-03-12 2001-09-11 Nedihulls omlopsventil NO318578B1 (no)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB9905779A GB2347699B (en) 1999-03-12 1999-03-12 Single cycle two stage bypass valve
PCT/GB2000/000691 WO2000055472A1 (en) 1999-03-12 2000-02-25 Downhole bypass valve

Publications (3)

Publication Number Publication Date
NO20014404D0 true NO20014404D0 (no) 2001-09-11
NO20014404L NO20014404L (no) 2001-11-05
NO318578B1 NO318578B1 (no) 2005-04-11

Family

ID=10849561

Family Applications (1)

Application Number Title Priority Date Filing Date
NO20014404A NO318578B1 (no) 1999-03-12 2001-09-11 Nedihulls omlopsventil

Country Status (6)

Country Link
US (1) US6675897B1 (no)
EP (1) EP1161614B1 (no)
CA (1) CA2366117C (no)
GB (1) GB2347699B (no)
NO (1) NO318578B1 (no)
WO (1) WO2000055472A1 (no)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2362399B (en) * 2000-05-19 2004-06-23 Smith International Improved bypass valve
US7467665B2 (en) * 2005-11-08 2008-12-23 Baker Hughes Incorporated Autonomous circulation, fill-up, and equalization valve
US7766086B2 (en) * 2007-06-08 2010-08-03 Bj Services Company Llc Fluid actuated circulating sub
AU2015201029B2 (en) * 2009-06-22 2016-12-01 Nov Canada Ulc Apparatus and method for stimulating subterranean formations
US20110198096A1 (en) * 2010-02-15 2011-08-18 Tejas Research And Engineering, Lp Unlimited Downhole Fracture Zone System
US9464505B2 (en) 2012-06-08 2016-10-11 Schlumberger Technology Corporation Flow control system with variable staged adjustable triggering device
US9140083B2 (en) 2012-06-20 2015-09-22 International Tubular Services Limited Hydraulically triggered anchor
US9255456B2 (en) * 2013-03-07 2016-02-09 Robert W. Evans Method and apparatus for improving the efficiency of a positive displacement motor for drilling and oil or gas well
US9708872B2 (en) 2013-06-19 2017-07-18 Wwt North America Holdings, Inc Clean out sub
US9580992B2 (en) * 2014-03-06 2017-02-28 Baker Hughes Incorporated Sealing device having high differential pressure opening capability
US9926745B2 (en) * 2015-08-12 2018-03-27 Baker Hughes, A Ge Company, Llc Whipstock valve with nozzle bypass feature
US10533388B2 (en) * 2016-05-31 2020-01-14 Access Downhole Lp Flow diverter
US10364651B2 (en) * 2017-07-31 2019-07-30 Baker Hughes, A Ge Company, Llc Valve and method
CN108166940B (zh) * 2017-12-25 2018-11-06 中国石油大学(华东) 一种具有大排量分流作用的螺杆钻具旁通阀及其使用方法
US11028669B2 (en) 2018-10-17 2021-06-08 Advantage Downhole Systems, Llc Pressure activated proportional flow bypass tool assembly
US11261681B1 (en) * 2020-10-07 2022-03-01 Workover Solutions, Inc. Bit saver assembly and method

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4162691A (en) * 1977-09-19 1979-07-31 Kajan Specialty Co., Inc. Tubular valve device
US5156207A (en) * 1985-09-27 1992-10-20 Halliburton Company Hydraulically actuated downhole valve apparatus
US4768598A (en) * 1987-10-01 1988-09-06 Baker Hughes Incorporated Fluid pressure actuated bypass and pressure indicating relief valve
US5443129A (en) 1994-07-22 1995-08-22 Smith International, Inc. Apparatus and method for orienting and setting a hydraulically-actuatable tool in a borehole
GB9525008D0 (en) * 1995-12-07 1996-02-07 Red Baron Oil Tools Rental Bypass valve
GB2307932B (en) * 1995-12-07 1999-08-25 Red Baron Bypass valve
GB2314106B (en) * 1996-06-11 2000-06-14 Red Baron Multi-cycle circulating sub

Also Published As

Publication number Publication date
EP1161614B1 (en) 2004-06-23
GB2347699A (en) 2000-09-13
US6675897B1 (en) 2004-01-13
NO20014404L (no) 2001-11-05
GB2347699B (en) 2003-04-23
EP1161614A1 (en) 2001-12-12
CA2366117C (en) 2008-07-15
WO2000055472A1 (en) 2000-09-21
CA2366117A1 (en) 2000-09-21
GB9905779D0 (en) 1999-05-05
NO318578B1 (no) 2005-04-11

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