GB8528667D0 - Well-head apparatus - Google Patents

Well-head apparatus

Info

Publication number
GB8528667D0
GB8528667D0 GB858528667A GB8528667A GB8528667D0 GB 8528667 D0 GB8528667 D0 GB 8528667D0 GB 858528667 A GB858528667 A GB 858528667A GB 8528667 A GB8528667 A GB 8528667A GB 8528667 D0 GB8528667 D0 GB 8528667D0
Authority
GB
United Kingdom
Prior art keywords
well
head apparatus
head
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Withdrawn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
GB858528667A
Other versions
GB2183303A (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.)
Motherwell Bridge Constructors Ltd
Original Assignee
Motherwell Bridge Constructors Ltd
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 Motherwell Bridge Constructors Ltd filed Critical Motherwell Bridge Constructors Ltd
Priority to GB08528667A priority Critical patent/GB2183303A/en
Publication of GB8528667D0 publication Critical patent/GB8528667D0/en
Publication of GB2183303A publication Critical patent/GB2183303A/en
Withdrawn legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
    • F04B47/00—Pumps or pumping installations specially adapted for raising fluids from great depths, e.g. well pumps
    • F04B47/02—Pumps or pumping installations specially adapted for raising fluids from great depths, e.g. well pumps the driving mechanisms being situated at ground level
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
    • F04B47/00—Pumps or pumping installations specially adapted for raising fluids from great depths, e.g. well pumps
    • F04B47/14—Counterbalancing

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Fluid-Pressure Circuits (AREA)
GB08528667A 1985-11-21 1985-11-21 Counter-balanced well-head apparatus Withdrawn GB2183303A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB08528667A GB2183303A (en) 1985-11-21 1985-11-21 Counter-balanced well-head apparatus

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB08528667A GB2183303A (en) 1985-11-21 1985-11-21 Counter-balanced well-head apparatus

Publications (2)

Publication Number Publication Date
GB8528667D0 true GB8528667D0 (en) 1985-12-24
GB2183303A GB2183303A (en) 1987-06-03

Family

ID=10588556

Family Applications (1)

Application Number Title Priority Date Filing Date
GB08528667A Withdrawn GB2183303A (en) 1985-11-21 1985-11-21 Counter-balanced well-head apparatus

Country Status (1)

Country Link
GB (1) GB2183303A (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2414773B (en) * 2001-06-13 2006-01-11 Weatherford Lamb Double-acting reciprocating downhole pump
US6592334B1 (en) * 2001-12-21 2003-07-15 Weatherford/Lamb, Inc. Hydraulic multiphase pump
US7175394B2 (en) 2001-12-21 2007-02-13 Weatherford/Lamb, Inc. Hydraulic multiphase pump

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB471008A (en) * 1936-07-22 1937-08-26 Edgar Walton Patterson Well pump operating mechanism
GB1222422A (en) * 1968-02-19 1971-02-10 Hawk Oil Field Equipment Corp Well pumping apparatus
US4268228A (en) * 1979-08-13 1981-05-19 Delta-X Corporation Hydraulic pumping unit
US4530645A (en) * 1979-09-21 1985-07-23 Hydraunit Venture Oil well pumping apparatus
CA1164270A (en) * 1980-12-15 1984-03-27 Reginald D. Creamer Pump jack drive apparatus
GB2091816B (en) * 1981-01-26 1985-03-13 Prather Ricardo Schwabe A well pumping system
US4571939A (en) * 1982-12-14 1986-02-25 Otis Engineering Corporation Hydraulic well pump

Also Published As

Publication number Publication date
GB2183303A (en) 1987-06-03

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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)