GB201706391D0 - Piston choke control - Google Patents

Piston choke control

Info

Publication number
GB201706391D0
GB201706391D0 GBGB1706391.8A GB201706391A GB201706391D0 GB 201706391 D0 GB201706391 D0 GB 201706391D0 GB 201706391 A GB201706391 A GB 201706391A GB 201706391 D0 GB201706391 D0 GB 201706391D0
Authority
GB
United Kingdom
Prior art keywords
piston
choke control
choke
control
piston choke
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.)
Withdrawn
Application number
GBGB1706391.8A
Other versions
GB2548498A (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.)
MI LLC
Original Assignee
MI LLC
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 MI LLC filed Critical MI LLC
Publication of GB201706391D0 publication Critical patent/GB201706391D0/en
Publication of GB2548498A publication Critical patent/GB2548498A/en
Withdrawn legal-status Critical Current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
    • 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
    • E21B21/06—Arrangements for treating drilling fluids 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
    • 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
    • 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
    • E21B34/02—Valve arrangements for boreholes or wells in well heads

Landscapes

  • Engineering & Computer Science (AREA)
  • Geology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Mining & Mineral Resources (AREA)
  • Physics & Mathematics (AREA)
  • Environmental & Geological Engineering (AREA)
  • Fluid Mechanics (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Mechanical Engineering (AREA)
  • Means For Warming Up And Starting Carburetors (AREA)
  • Pistons, Piston Rings, And Cylinders (AREA)
  • Circuit Arrangements For Discharge Lamps (AREA)
  • Fluid-Pressure Circuits (AREA)
GB1706391.8A 2014-11-06 2015-11-05 Piston choke control Withdrawn GB2548498A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US201462076179P 2014-11-06 2014-11-06
PCT/US2015/059165 WO2016073675A1 (en) 2014-11-06 2015-11-05 Piston choke control

Publications (2)

Publication Number Publication Date
GB201706391D0 true GB201706391D0 (en) 2017-06-07
GB2548498A GB2548498A (en) 2017-09-20

Family

ID=55909785

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1706391.8A Withdrawn GB2548498A (en) 2014-11-06 2015-11-05 Piston choke control

Country Status (5)

Country Link
BR (1) BR112017009455A2 (en)
GB (1) GB2548498A (en)
MX (1) MX2017006029A (en)
NO (1) NO20170717A1 (en)
WO (1) WO2016073675A1 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109424332B (en) * 2017-08-21 2021-09-03 中国石油化工股份有限公司华北油气分公司石油工程技术研究院 Natural gas well constant pressure throttling arrangement

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4147325A (en) * 1977-03-29 1979-04-03 Combustion Engineering, Inc. Hydraulic control assembly
GB2410963A (en) * 2004-01-09 2005-08-17 Master Flo Valve Inc A choke system having a linear hydraulic stepping actuator
AU2006336428B2 (en) * 2006-01-24 2011-03-10 Welldynamics, Inc. Positional control of downhole actuators
US8006768B2 (en) * 2008-08-15 2011-08-30 Schlumberger Technology Corporation System and method for controlling a downhole actuator
US9074438B2 (en) * 2011-11-15 2015-07-07 Schlumberger Technology Corporation Hydrostatic pressure independent actuators and methods

Also Published As

Publication number Publication date
GB2548498A (en) 2017-09-20
WO2016073675A1 (en) 2016-05-12
NO20170717A1 (en) 2017-05-02
MX2017006029A (en) 2017-10-24
BR112017009455A2 (en) 2018-06-19

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Legal Events

Date Code Title Description
WAP Application withdrawn, taken to be withdrawn or refused ** after publication under section 16(1)