FR660528A - Compresseur roots multi-cellulaire pour hautes pressions - Google Patents

Compresseur roots multi-cellulaire pour hautes pressions

Info

Publication number
FR660528A
FR660528A FR660528DA FR660528A FR 660528 A FR660528 A FR 660528A FR 660528D A FR660528D A FR 660528DA FR 660528 A FR660528 A FR 660528A
Authority
FR
France
Prior art keywords
high pressures
roots compressor
cell
cell roots
compressor
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
Other languages
English (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.)
Compteurs Schlumberger SA
Original Assignee
Compteurs Schlumberger SA
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 Compteurs Schlumberger SA filed Critical Compteurs Schlumberger SA
Application granted granted Critical
Publication of FR660528A publication Critical patent/FR660528A/fr
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
    • F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
    • F04C23/00—Combinations of two or more pumps, each being of rotary-piston or oscillating-piston type, specially adapted for elastic fluids; Pumping installations specially adapted for elastic fluids; Multi-stage pumps specially adapted for elastic fluids
    • F04C23/001—Combinations of two or more pumps, each being of rotary-piston or oscillating-piston type, specially adapted for elastic fluids; Pumping installations specially adapted for elastic fluids; Multi-stage pumps specially adapted for elastic fluids of similar working principle

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
FR660528D 1928-09-17 1928-09-17 Compresseur roots multi-cellulaire pour hautes pressions Expired FR660528A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR660528T 1928-09-17

Publications (1)

Publication Number Publication Date
FR660528A true FR660528A (fr) 1929-07-12

Family

ID=9010325

Family Applications (1)

Application Number Title Priority Date Filing Date
FR660528D Expired FR660528A (fr) 1928-09-17 1928-09-17 Compresseur roots multi-cellulaire pour hautes pressions

Country Status (1)

Country Link
FR (1) FR660528A (fr)

Cited By (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2824687A (en) * 1955-10-26 1958-02-25 Westinghouse Air Brake Co Rotary compressor
US2876947A (en) * 1956-11-01 1959-03-10 Butler Frank David Multiple drive gear and pinion geared, multiple pressure stage compounded, elastic fluid compressor, applicable to a combustion turbine
US3074624A (en) * 1960-03-11 1963-01-22 Svenska Rotor Maskiner Ab Rotary machine
DE1243816B (de) * 1959-11-04 1967-07-06 Leybolds Nachfolger E Mehrstufige Drehkolbenvakuumpumpe vom Rootstyp
USRE29627E (en) * 1974-02-12 1978-05-09 Calspan Corporation Rotary compressor
EP0359423A2 (fr) * 1988-09-05 1990-03-21 Unozawa-Gumi Iron Works, Ltd. Pompe à vide roots multi-étagée du type à écoulement inverse de refroidissement
FR2638786A1 (fr) * 1988-11-07 1990-05-11 Cit Alcatel Pompe roots multietagee et procede de montage d'une telle pompe
WO1992015774A1 (fr) * 1991-03-01 1992-09-17 Sinvent A/S Systemes thermodynamiques, y compris les machines du type a engrenages, pour la compression ou la detente des gaz ou vapeurs
DE202011104491U1 (de) * 2011-08-17 2012-11-20 Oerlikon Leybold Vacuum Gmbh Wälzkolbenpumpe

Cited By (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2824687A (en) * 1955-10-26 1958-02-25 Westinghouse Air Brake Co Rotary compressor
US2876947A (en) * 1956-11-01 1959-03-10 Butler Frank David Multiple drive gear and pinion geared, multiple pressure stage compounded, elastic fluid compressor, applicable to a combustion turbine
DE1243816B (de) * 1959-11-04 1967-07-06 Leybolds Nachfolger E Mehrstufige Drehkolbenvakuumpumpe vom Rootstyp
US3074624A (en) * 1960-03-11 1963-01-22 Svenska Rotor Maskiner Ab Rotary machine
USRE29627E (en) * 1974-02-12 1978-05-09 Calspan Corporation Rotary compressor
EP0359423A3 (en) * 1988-09-05 1990-06-27 Unozawa-Gumi Iron Works, Ltd. Multi-section roots vacuum pump of reverse flow cooling type
EP0359423A2 (fr) * 1988-09-05 1990-03-21 Unozawa-Gumi Iron Works, Ltd. Pompe à vide roots multi-étagée du type à écoulement inverse de refroidissement
FR2638786A1 (fr) * 1988-11-07 1990-05-11 Cit Alcatel Pompe roots multietagee et procede de montage d'une telle pompe
EP0368124A1 (fr) * 1988-11-07 1990-05-16 Alcatel Cit Pompe roots multiétagée et procédé de montage d'une telle pompe
US5013227A (en) * 1988-11-07 1991-05-07 Societe Anonyme Dite: Alcatel Cit Multistage roots pump and a method of assembling such a pump
WO1992015774A1 (fr) * 1991-03-01 1992-09-17 Sinvent A/S Systemes thermodynamiques, y compris les machines du type a engrenages, pour la compression ou la detente des gaz ou vapeurs
US5394709A (en) * 1991-03-01 1995-03-07 Sinvent A/S Thermodynamic systems including gear type machines for compression or expansion of gases and vapors
DE202011104491U1 (de) * 2011-08-17 2012-11-20 Oerlikon Leybold Vacuum Gmbh Wälzkolbenpumpe
US9476423B2 (en) 2011-08-17 2016-10-25 Oerlikon Leybold Vaccum Gmbh Roots pump connection channels separating adjacent pump stages

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