BR9300236A - LIQUID RING PUMP - Google Patents

LIQUID RING PUMP

Info

Publication number
BR9300236A
BR9300236A BR9300236A BR9300236A BR9300236A BR 9300236 A BR9300236 A BR 9300236A BR 9300236 A BR9300236 A BR 9300236A BR 9300236 A BR9300236 A BR 9300236A BR 9300236 A BR9300236 A BR 9300236A
Authority
BR
Brazil
Prior art keywords
liquid ring
ring pump
pump
liquid
ring
Prior art date
Application number
BR9300236A
Other languages
Portuguese (pt)
Inventor
Thomas R Dardis
Douglas E Bissell
Harold K 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
Priority claimed from US07/824,187 external-priority patent/US5197863A/en
Application filed by Nash Engineering Co filed Critical Nash Engineering Co
Publication of BR9300236A publication Critical patent/BR9300236A/en

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
    • F04C19/002—Rotary-piston pumps with fluid ring or the like, specially adapted for elastic fluids with rotating outer members
    • 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
    • F04C19/005—Details concerning the admission or discharge
    • F04C19/008—Port members in the form of conical or cylindrical pieces situated in the centre of the impeller

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
BR9300236A 1992-01-22 1993-01-21 LIQUID RING PUMP BR9300236A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/824,187 US5197863A (en) 1990-12-28 1992-01-22 Bearing fluid distribution systems for liquid ring pumps with rotating lobe liners

Publications (1)

Publication Number Publication Date
BR9300236A true BR9300236A (en) 1993-07-27

Family

ID=25240819

Family Applications (1)

Application Number Title Priority Date Filing Date
BR9300236A BR9300236A (en) 1992-01-22 1993-01-21 LIQUID RING PUMP

Country Status (7)

Country Link
JP (1) JPH05256284A (en)
KR (1) KR930016672A (en)
BR (1) BR9300236A (en)
CA (1) CA2087331A1 (en)
FI (1) FI930069A (en)
GB (1) GB2263504B (en)
ZA (1) ZA93172B (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5961295A (en) * 1997-07-03 1999-10-05 The Nash Engineering Company Mixed flow liquid ring pumps
JP5499052B2 (en) * 2009-02-05 2014-05-21 ガードナー デンヴァー ナッシュ エルエルシー Liquid ring pump with liner
GB2476118A (en) * 2009-12-14 2011-06-15 Cutes Corp Liquid ring vacuum pump with a rotatable casing and gas bearing
CN112091452B (en) * 2020-10-21 2021-06-01 淄博水环真空泵厂有限公司 Special-shaped inner wall bushing of super-huge type high-pressure water ring vacuum pump and machining and assembling method thereof

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5100300A (en) * 1990-12-28 1992-03-31 The Nash Engineering Company Liquid ring pumps having rotating lobe liners with end walls

Also Published As

Publication number Publication date
JPH05256284A (en) 1993-10-05
GB2263504B (en) 1995-01-18
ZA93172B (en) 1993-08-18
GB2263504A (en) 1993-07-28
FI930069A0 (en) 1993-01-08
KR930016672A (en) 1993-08-26
GB9301027D0 (en) 1993-03-10
CA2087331A1 (en) 1993-07-23
FI930069A (en) 1993-07-23

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Legal Events

Date Code Title Description
EE Request for examination
FF Decision: intention to grant
KD Notifcation of receipt (letter patent)
FG9A Patent or certificate of addition granted
B24A Patent annual fee: requirement for proving of payment of annual fee
B24C Patent annual fee: request for for restoration
B21F Lapse acc. art. 78, item iv - on non-payment of the annual fees in time