DE59707939D1 - Laufrad für eine flüssigkeitsringmaschine - Google Patents

Laufrad für eine flüssigkeitsringmaschine

Info

Publication number
DE59707939D1
DE59707939D1 DE59707939T DE59707939T DE59707939D1 DE 59707939 D1 DE59707939 D1 DE 59707939D1 DE 59707939 T DE59707939 T DE 59707939T DE 59707939 T DE59707939 T DE 59707939T DE 59707939 D1 DE59707939 D1 DE 59707939D1
Authority
DE
Germany
Prior art keywords
pct
liquid ring
ring machine
impeller
support disk
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
DE59707939T
Other languages
English (en)
Inventor
Rudi Dittmar
Norbert Schmid
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.)
Gardner Denver Deutschland GmbH
Original Assignee
Siemens AG
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 Siemens AG filed Critical Siemens AG
Application granted granted Critical
Publication of DE59707939D1 publication Critical patent/DE59707939D1/de
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • F04C29/00—Component parts, details or accessories of pumps or pumping installations, not provided for in groups F04C18/00 - F04C28/00
    • F04C29/0092—Removing solid or liquid contaminants from the gas under pumping, e.g. by filtering or deposition; Purging; Scrubbing; Cleaning
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01C—ROTARY-PISTON OR OSCILLATING-PISTON MACHINES OR ENGINES
    • F01C21/00—Component parts, details or accessories not provided for in groups F01C1/00 - F01C20/00
    • F01C21/08—Rotary pistons
    • 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
    • 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
    • F04C13/00—Adaptations of machines or pumps for special use, e.g. for extremely high pressures
    • F04C13/005—Removing contaminants, deposits or scale from the pump; Cleaning
    • 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
    • F04C2280/00—Arrangements for preventing or removing deposits or corrosion
    • F04C2280/02—Preventing solid deposits in pumps, e.g. in vacuum pumps with chemical vapour deposition [CVD] processes

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
  • Applications Or Details Of Rotary Compressors (AREA)
  • Centrifugal Separators (AREA)
DE59707939T 1996-12-20 1997-12-08 Laufrad für eine flüssigkeitsringmaschine Expired - Lifetime DE59707939D1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE19653746A DE19653746C2 (de) 1996-12-20 1996-12-20 Laufrad für eine Flüssigkeitsringmaschine
PCT/DE1997/002859 WO1998028542A1 (de) 1996-12-20 1997-12-08 Laufrad für eine flüssigkeitsringmaschine

Publications (1)

Publication Number Publication Date
DE59707939D1 true DE59707939D1 (de) 2002-09-12

Family

ID=7815829

Family Applications (2)

Application Number Title Priority Date Filing Date
DE19653746A Revoked DE19653746C2 (de) 1996-12-20 1996-12-20 Laufrad für eine Flüssigkeitsringmaschine
DE59707939T Expired - Lifetime DE59707939D1 (de) 1996-12-20 1997-12-08 Laufrad für eine flüssigkeitsringmaschine

Family Applications Before (1)

Application Number Title Priority Date Filing Date
DE19653746A Revoked DE19653746C2 (de) 1996-12-20 1996-12-20 Laufrad für eine Flüssigkeitsringmaschine

Country Status (6)

Country Link
US (1) US6082973A (de)
EP (1) EP0956452B1 (de)
JP (1) JP2001505276A (de)
AT (1) ATE221962T1 (de)
DE (2) DE19653746C2 (de)
WO (1) WO1998028542A1 (de)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE508554C2 (sv) * 1996-07-10 1998-10-12 Kjell Lindskog Förfarande och anordning för destruktion av föremål
US20040202549A1 (en) * 2003-01-17 2004-10-14 Barton Russell H. Liquid ring pump
US20140286797A1 (en) * 2011-11-22 2014-09-25 Matthias Tamm Liquid-Ring Vacuum Pump and Impeller for a Liquid-Ring Vacuum Pump

Family Cites Families (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1525332A (en) * 1922-08-10 1925-02-03 American Steam Pump Company Centrifugal fluid vacuum pump
US1668532A (en) * 1924-09-08 1928-05-01 W L Stewart Rotary machine
US2771860A (en) * 1950-08-22 1956-11-27 Werner P Falk Hydraulic machine
DE1528823B2 (de) * 1963-11-29 1972-02-24 Siemens AG, 1000 Berh u 8000 München Laufrad fuer seitenkanalpumpen
US3713749A (en) * 1970-09-30 1973-01-30 Nash Engineering Co Motor-driven pedestal-mounted pump assembly and method for manufacturing the same
US3792568A (en) * 1972-08-15 1974-02-19 Jmj Ind Inc Air scrubber
US3894812A (en) * 1974-02-19 1975-07-15 Atlantic Fluidics Inc Liquid ring vacuum pump-compressor
AU8389675A (en) * 1974-08-15 1977-02-17 Grayden P J Pty Ltd Liquid ring vacuum pump
US4112688A (en) * 1976-10-08 1978-09-12 Shaw John B Positive displacement gas expansion engine with low temperature differential
AR216254A1 (es) * 1979-07-11 1979-11-30 Corvetto A Compresor de gases de tipo rotativo
WO1985000637A1 (en) * 1983-07-15 1985-02-14 Jimmie Wesley Patterson Lobular type rotary pump
FI882712A (fi) * 1988-06-08 1989-12-09 Pentamo Oy Vaetskeringkompressor.
US5017086A (en) * 1989-05-08 1991-05-21 Vickers Incorporated Hydraulic periphery pumps
US5096386A (en) * 1989-11-17 1992-03-17 Sundstrand Corporation Integral liquid ring and regenerative pump
US5100300A (en) * 1990-12-28 1992-03-31 The Nash Engineering Company Liquid ring pumps having rotating lobe liners with end walls
US5197863A (en) * 1990-12-28 1993-03-30 The Nash Engineering Company Bearing fluid distribution systems for liquid ring pumps with rotating lobe liners
US5213479A (en) * 1992-04-09 1993-05-25 The Nash Engineering Company Liquid ring pumps with improved housing shapes
US5318415A (en) * 1992-10-02 1994-06-07 Gramprotex Holdings Inc. Grooved pump chamber walls for flushing fiber deposits
DE19516994C1 (de) * 1995-05-09 1996-10-17 Siemens Ag Flüssigkeitsringmaschine
DE29611342U1 (de) * 1996-06-28 1997-08-14 Speck-Pumpenfabrik Walter Speck KG, 91154 Roth Flüssigkeitsringpumpe
US5867900A (en) * 1997-08-26 1999-02-09 Ecowater Systems, Inc. Plastic coated valve rotor and a method of manufacturing

Also Published As

Publication number Publication date
EP0956452A1 (de) 1999-11-17
WO1998028542A1 (de) 1998-07-02
JP2001505276A (ja) 2001-04-17
DE19653746A1 (de) 1998-06-25
DE19653746C2 (de) 1999-05-06
US6082973A (en) 2000-07-04
ATE221962T1 (de) 2002-08-15
EP0956452B1 (de) 2002-08-07

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Legal Events

Date Code Title Description
8327 Change in the person/name/address of the patent owner

Owner name: NASH_ELMO INDUSTRIES GMBH, 90461 NUERNBERG, DE

8364 No opposition during term of opposition
8327 Change in the person/name/address of the patent owner

Owner name: GARDNER DENVER DEUTSCHLAND GMBH, 97616 BAD NEU, DE