FR2110453B3 - - Google Patents

Info

Publication number
FR2110453B3
FR2110453B3 FR7136991A FR7136991A FR2110453B3 FR 2110453 B3 FR2110453 B3 FR 2110453B3 FR 7136991 A FR7136991 A FR 7136991A FR 7136991 A FR7136991 A FR 7136991A FR 2110453 B3 FR2110453 B3 FR 2110453B3
Authority
FR
France
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
Application number
FR7136991A
Other languages
French (fr)
Other versions
FR2110453A3 (en
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.)
Edwards Engineering Corp
Original Assignee
Edwards Engineering Corp
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 Edwards Engineering Corp filed Critical Edwards Engineering Corp
Publication of FR2110453A3 publication Critical patent/FR2110453A3/fr
Application granted granted Critical
Publication of FR2110453B3 publication Critical patent/FR2110453B3/fr
Expired 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
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Mining & Mineral Resources (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Environmental & Geological Engineering (AREA)
  • Fluid Mechanics (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Earth Drilling (AREA)
FR7136991A 1970-10-15 1971-10-14 Expired FR2110453B3 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US8094670A 1970-10-15 1970-10-15

Publications (2)

Publication Number Publication Date
FR2110453A3 FR2110453A3 (en) 1972-06-02
FR2110453B3 true FR2110453B3 (en) 1974-06-07

Family

ID=22160678

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7136991A Expired FR2110453B3 (en) 1970-10-15 1971-10-14

Country Status (5)

Country Link
US (1) US3693732A (en)
DE (1) DE2136103A1 (en)
FR (1) FR2110453B3 (en)
GB (1) GB1333883A (en)
NL (1) NL7114251A (en)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3917008A (en) * 1974-10-29 1975-11-04 Cities Service Co Apparatus and process for preventing blow-outs
US4044834A (en) * 1975-04-09 1977-08-30 Perkins Lee E Apparatus and method for controlling the flow of fluids from a well bore
US4377177A (en) * 1979-04-16 1983-03-22 Claycomb Jack R Throttling mud choke apparatus
US4253530A (en) * 1979-10-09 1981-03-03 Dresser Industries, Inc. Method and system for circulating a gas bubble from a well
US4292991A (en) * 1979-12-17 1981-10-06 Masoneilan International, Inc. Erosion resistant valve
US4715022A (en) * 1985-08-29 1987-12-22 Scientific Drilling International Detection means for mud pulse telemetry system
US6668935B1 (en) * 1999-09-24 2003-12-30 Schlumberger Technology Corporation Valve for use in wells
US6484816B1 (en) * 2001-01-26 2002-11-26 Martin-Decker Totco, Inc. Method and system for controlling well bore pressure
US10233726B2 (en) * 2014-08-22 2019-03-19 Baker Hughes, A Ge Company, Llc Pressure differential device with constant pressure drop
CN105484688B (en) * 2015-11-23 2018-06-05 贵州航天天马机电科技有限公司 A kind of anchoring drilling machine reacting cycle device
CA2933855A1 (en) * 2016-06-23 2017-12-23 Jason Lock Method and apparatus for maintaining bottom hole pressure during connections
US10920908B2 (en) 2018-01-22 2021-02-16 DDS Investments, LLC Valve stem for choke valve
US11299959B2 (en) * 2019-09-25 2022-04-12 Eagle PCO, LLC Pressure balanced well flow control system

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US26220A (en) * 1859-11-22 wilson and l
US2259019A (en) * 1939-06-07 1941-10-14 Sullivan Machinery Co Apparatus for pumping oil wells
US3362487A (en) * 1966-05-03 1968-01-09 Swaco Inc Control for a hydraulically actuated choke in a drilling mud flow line
US3470972A (en) * 1967-06-08 1969-10-07 Warren Automatic Tool Co Bottom-hole pressure regulation apparatus
DE1803849A1 (en) * 1968-10-18 1970-05-27 Elmer Dipl Ing Adam Hydraulic accumulator with floating piston
US3550696A (en) * 1969-07-25 1970-12-29 Exxon Production Research Co Control of a well

Also Published As

Publication number Publication date
US3693732A (en) 1972-09-26
FR2110453A3 (en) 1972-06-02
DE2136103A1 (en) 1972-04-20
NL7114251A (en) 1972-04-18
GB1333883A (en) 1973-10-17

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