BR7909020A - Anel liquido de dois estagios - Google Patents

Anel liquido de dois estagios

Info

Publication number
BR7909020A
BR7909020A BR7909020A BR7909020A BR7909020A BR 7909020 A BR7909020 A BR 7909020A BR 7909020 A BR7909020 A BR 7909020A BR 7909020 A BR7909020 A BR 7909020A BR 7909020 A BR7909020 A BR 7909020A
Authority
BR
Brazil
Prior art keywords
liquid ring
stage liquid
stage
ring
liquid
Prior art date
Application number
BR7909020A
Other languages
English (en)
Inventor
H Haavik
Original Assignee
Nash Engineering Co
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 Nash Engineering Co filed Critical Nash Engineering Co
Publication of BR7909020A publication Critical patent/BR7909020A/pt

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
    • F04C19/00—Rotary-piston pumps with fluid ring or the like, specially adapted for elastic fluids
    • F04C19/004—Details concerning the operating liquid, e.g. nature, separation, cooling, cleaning, control of the supply

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Applications Or Details Of Rotary Compressors (AREA)
BR7909020A 1979-08-09 1979-08-09 Anel liquido de dois estagios BR7909020A (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/US1979/000586 WO1981000438A1 (en) 1979-08-09 1979-08-09 Two stage liquid ring pump

Publications (1)

Publication Number Publication Date
BR7909020A true BR7909020A (pt) 1981-06-09

Family

ID=22147658

Family Applications (1)

Application Number Title Priority Date Filing Date
BR7909020A BR7909020A (pt) 1979-08-09 1979-08-09 Anel liquido de dois estagios

Country Status (4)

Country Link
EP (1) EP0033726B1 (pt)
BR (1) BR7909020A (pt)
DE (1) DE2967131D1 (pt)
WO (1) WO1981000438A1 (pt)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5366348A (en) * 1993-09-24 1994-11-22 Graham Manufacturing Co., Inc. Method and apparatus for selectively varying the flow rate of service liquid through a two stage liquid ring vacuum pump
DE19758340A1 (de) * 1997-12-22 1999-07-08 Gardner Denver Wittig Gmbh Mehrflutige Flüssigkeitsringpumpe
DE19932632A1 (de) * 1999-07-13 2001-02-01 Siemens Ag Zweistufige Flüssigkeitsringmaschine

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE617521C (de) * 1934-03-29 1935-08-20 Siemens Schuckertwerke Akt Ges Verdichter mit kreisendem Fluessigkeitsring
GB691425A (en) * 1950-06-03 1953-05-13 Otto Siemen Improvements in or relating to two stage liquid-ring air-pumps
US3108738A (en) * 1958-12-30 1963-10-29 Siemen & Hinsch Gmbh Liquid-ring gas pumps
US3217975A (en) * 1964-12-17 1965-11-16 Nash Engineering Co Pump device
DE1503605B2 (de) * 1965-04-28 1971-05-27 Siemens AG, 1000 Berlin u 8000 München Rueckschlagventil fuer eine fluessigkeitsringgaspumpe
GB1284473A (en) * 1969-04-26 1972-08-09 Siemens Ag Improvements in or relating to liquid ring pumps
US4132504A (en) * 1976-04-07 1979-01-02 General Signal Corporation Liquid ring pump
US4083658A (en) * 1976-09-08 1978-04-11 Siemens Aktiengesellschaft Liquid ring compressor including a calibrated gas input opening

Also Published As

Publication number Publication date
DE2967131D1 (en) 1984-08-30
EP0033726B1 (en) 1984-07-25
EP0033726A1 (en) 1981-08-19
WO1981000438A1 (en) 1981-02-19
EP0033726A4 (en) 1981-06-23

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Legal Events

Date Code Title Description
MK Patent expired

Effective date: 19940809