CA2364873C - Ligne de pompage resistant au bouchon de gaz - Google Patents

Ligne de pompage resistant au bouchon de gaz Download PDF

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Publication number
CA2364873C
CA2364873C CA 2364873 CA2364873A CA2364873C CA 2364873 C CA2364873 C CA 2364873C CA 2364873 CA2364873 CA 2364873 CA 2364873 A CA2364873 A CA 2364873A CA 2364873 C CA2364873 C CA 2364873C
Authority
CA
Canada
Prior art keywords
stator
rotor
gas
lobes
pumping apparatus
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 - Lifetime
Application number
CA 2364873
Other languages
English (en)
Other versions
CA2364873A1 (fr
Inventor
Sheldon Cote
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Publication of CA2364873A1 publication Critical patent/CA2364873A1/fr
Application granted granted Critical
Publication of CA2364873C publication Critical patent/CA2364873C/fr
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04CROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
    • F04C2/00Rotary-piston machines or pumps
    • F04C2/08Rotary-piston machines or pumps of intermeshing-engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing
    • F04C2/10Rotary-piston machines or pumps of intermeshing-engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing of internal-axis type with the outer member having more teeth or tooth-equivalents, e.g. rollers, than the inner member
    • F04C2/107Rotary-piston machines or pumps of intermeshing-engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing of internal-axis type with the outer member having more teeth or tooth-equivalents, e.g. rollers, than the inner member with helical teeth
    • F04C2/1071Rotary-piston machines or pumps of intermeshing-engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing of internal-axis type with the outer member having more teeth or tooth-equivalents, e.g. rollers, than the inner member with helical teeth the inner and outer member having a different number of threads and one of the two being made of elastic materials, e.g. Moineau type
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04CROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
    • F04C11/00Combinations of two or more machines or pumps, each being of rotary-piston or oscillating-piston type; Pumping installations
    • F04C11/001Combinations of two or more machines or pumps, each being of rotary-piston or oscillating-piston type; Pumping installations of similar working principle
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04CROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
    • F04C2/00Rotary-piston machines or pumps
    • F04C2/08Rotary-piston machines or pumps of intermeshing-engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing
    • F04C2/10Rotary-piston machines or pumps of intermeshing-engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing of internal-axis type with the outer member having more teeth or tooth-equivalents, e.g. rollers, than the inner member
    • F04C2/107Rotary-piston machines or pumps of intermeshing-engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing of internal-axis type with the outer member having more teeth or tooth-equivalents, e.g. rollers, than the inner member with helical teeth
    • F04C2/1071Rotary-piston machines or pumps of intermeshing-engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing of internal-axis type with the outer member having more teeth or tooth-equivalents, e.g. rollers, than the inner member with helical teeth the inner and outer member having a different number of threads and one of the two being made of elastic materials, e.g. Moineau type
    • F04C2/1073Rotary-piston machines or pumps of intermeshing-engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing of internal-axis type with the outer member having more teeth or tooth-equivalents, e.g. rollers, than the inner member with helical teeth the inner and outer member having a different number of threads and one of the two being made of elastic materials, e.g. Moineau type where one member is stationary while the other member rotates and orbits

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Rotary Pumps (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
  • Details And Applications Of Rotary Liquid Pumps (AREA)
CA 2364873 2001-08-29 2001-08-29 Ligne de pompage resistant au bouchon de gaz Expired - Lifetime CA2364873C (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CA2,356,086 2001-08-29
CA 2356086 CA2356086A1 (fr) 2001-08-29 2001-08-29 Ensemble pompe pc resistant a l'usure

Related Parent Applications (1)

Application Number Title Priority Date Filing Date
CA 2356086 Division CA2356086A1 (fr) 2001-08-29 2001-08-29 Ensemble pompe pc resistant a l'usure

Publications (2)

Publication Number Publication Date
CA2364873A1 CA2364873A1 (fr) 2002-01-02
CA2364873C true CA2364873C (fr) 2005-11-01

Family

ID=4169829

Family Applications (2)

Application Number Title Priority Date Filing Date
CA 2356086 Abandoned CA2356086A1 (fr) 2001-08-29 2001-08-29 Ensemble pompe pc resistant a l'usure
CA 2364873 Expired - Lifetime CA2364873C (fr) 2001-08-29 2001-08-29 Ligne de pompage resistant au bouchon de gaz

Family Applications Before (1)

Application Number Title Priority Date Filing Date
CA 2356086 Abandoned CA2356086A1 (fr) 2001-08-29 2001-08-29 Ensemble pompe pc resistant a l'usure

Country Status (1)

Country Link
CA (2) CA2356086A1 (fr)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7793683B2 (en) 2006-10-11 2010-09-14 Weatherford/Lamb, Inc. Active intake pressure control of downhole pump assemblies
US9850897B2 (en) 2013-12-30 2017-12-26 Cameron International Corporation Progressing cavity stator with gas breakout port

Also Published As

Publication number Publication date
CA2364873A1 (fr) 2002-01-02
CA2356086A1 (fr) 2002-01-02

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EEER Examination request
MKEX Expiry

Effective date: 20210830