CA921768A - Pumping apparatus - Google Patents

Pumping apparatus

Info

Publication number
CA921768A
CA921768A CA078110A CA78110A CA921768A CA 921768 A CA921768 A CA 921768A CA 078110 A CA078110 A CA 078110A CA 78110 A CA78110 A CA 78110A CA 921768 A CA921768 A CA 921768A
Authority
CA
Canada
Prior art keywords
pumping apparatus
pumping
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.)
Expired
Application number
CA078110A
Other languages
English (en)
Inventor
Maasshoff Gunter
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.)
HAWK OIL FIELD EQUIPMENT CORP
Original Assignee
HAWK OIL FIELD EQUIPMENT 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 HAWK OIL FIELD EQUIPMENT CORP filed Critical HAWK OIL FIELD EQUIPMENT CORP
Application granted granted Critical
Publication of CA921768A publication Critical patent/CA921768A/en
Expired 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
    • F04B47/028—Pumps or pumping installations specially adapted for raising fluids from great depths, e.g. well pumps the driving mechanisms being situated at ground level details of the walking beam
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S417/00—Pumps
    • Y10S417/904—Well pump driven by fluid motor mounted above ground

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Actuator (AREA)
CA078110A 1969-03-28 1970-03-23 Pumping apparatus Expired CA921768A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US81140069A 1969-03-28 1969-03-28

Publications (1)

Publication Number Publication Date
CA921768A true CA921768A (en) 1973-02-27

Family

ID=25206438

Family Applications (1)

Application Number Title Priority Date Filing Date
CA078110A Expired CA921768A (en) 1969-03-28 1970-03-23 Pumping apparatus

Country Status (3)

Country Link
US (1) US3559533A (enrdf_load_stackoverflow)
CA (1) CA921768A (enrdf_load_stackoverflow)
GB (1) GB1297073A (enrdf_load_stackoverflow)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3939656A (en) * 1973-02-02 1976-02-24 Inca Inks, Inc. Hydrostatic transmission pump

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2432735A (en) * 1945-09-04 1947-12-16 Roy P Downing Hydraulic pumping unit
US2690134A (en) * 1951-07-02 1954-09-28 Texas Co Well pumping

Also Published As

Publication number Publication date
GB1297073A (enrdf_load_stackoverflow) 1972-11-22
US3559533A (en) 1971-02-02

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