Port members in the form of side plates

Patents Grantslast 30 patents

  • Information Patent Grant

    Valve arrangement

    • Patent number 12,092,106
    • Issue date Sep 17, 2024
    • Richard Paul Kelsall
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Liquid ring pump control

    • Patent number 11,828,285
    • Issue date Nov 28, 2023
    • Edwards Technologies Vacuum Engineering (Qingdao) Company Limited
    • Andries Daniel Jozef De Bock
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Centrifugal air compressor and control

    • Patent number 11,572,882
    • Issue date Feb 7, 2023
    • Pecheanu Air Compressors Inc.
    • Cristinel Antoniu Pecheanu
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Liquid ring pump manifold

    • Patent number 11,542,943
    • Issue date Jan 3, 2023
    • Edwards Technologies Vacuum Engineering (Qingdao) Company Limited
    • Andries Daniel Jozef De Bock
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Liquid ring vacuum pump

    • Patent number 11,143,186
    • Issue date Oct 12, 2021
    • Ebara Corporation
    • Hiroyuki Kawasaki
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Multi-phase pump with cooled liquid reservoir

    • Patent number 10,962,002
    • Issue date Mar 30, 2021
    • Flowserve Management Company
    • Alejandro Fratini
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Fluid ring compressor

    • Patent number 10,590,932
    • Issue date Mar 17, 2020
    • Sterling Industry Consult GmbH
    • Heiner Kösters
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Port plate of a flat sided liquid ring pump having a gas scavenge p...

    • Patent number 10,036,387
    • Issue date Jul 31, 2018
    • GARDNER DENVER NASH LLC
    • Ramesh Balkunge Shenoi
    • Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
  • Information Patent Grant

    Bearing arrangement and wear indicator for a liquid ring vacuum pump

    • Patent number 9,964,110
    • Issue date May 8, 2018
    • Sterling Industry Consult GmbH
    • Heiner Kösters
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Side channel liquid ring pump and impeller for side channel liquid...

    • Patent number 9,695,835
    • Issue date Jul 4, 2017
    • Woodward, Inc.
    • Austin Wade Mueller
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Port plate of a flat sided liquid ring pump having a gas scavenge p...

    • Patent number 9,689,387
    • Issue date Jun 27, 2017
    • Gardner Denver Nash, LLC
    • Ramesh Balkunge Shenoi
    • Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
  • Information Patent Grant

    Liquid ring pump with modular construction, an inter-stage bypass a...

    • Patent number 9,541,086
    • Issue date Jan 10, 2017
    • GARDNER DENVER NASH LLC
    • Charles Howard Beers
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Liquid ring pump

    • Patent number 7,648,344
    • Issue date Jan 19, 2010
    • Sterling Fluid Systems (Germany) GmbH
    • Bernd Wenckebach
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Liquid ring pump

    • Patent number 7,563,075
    • Issue date Jul 21, 2009
    • Sterling Fluid Systems (Germany) GmbH
    • Bernd Wenckebach
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Liquid ring compressor with thin distribution plate

    • Patent number 6,641,369
    • Issue date Nov 4, 2003
    • Robuschi & C. S.p.A.
    • Paol Cavatorta
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Liquid ring pump

    • Patent number 6,287,082
    • Issue date Sep 11, 2001
    • Siemens Aktiengesellschaft
    • Rudi Dittmar
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Liquid-ring gas pump with a silencing element in the discharge space

    • Patent number 5,800,146
    • Issue date Sep 1, 1998
    • Sihi GmbH & Co. KG
    • Alfons Junemann
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Liquid ring compressor having a distribution groove for sealing

    • Patent number 5,769,609
    • Issue date Jun 23, 1998
    • Siemens Aktiengesellschaft
    • Goerg Plescher
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Liquid ring flash expander

    • Patent number 5,722,255
    • Issue date Mar 3, 1998
    • Joost J. Brasz
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Grant

    Liquid ring pumps

    • Patent number 5,507,625
    • Issue date Apr 16, 1996
    • The Nash Engineering Company
    • Carl G. Dudeck
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Liquid ring pump having a sheet metal valve plate

    • Patent number 5,489,195
    • Issue date Feb 6, 1996
    • Sihi GmbH & Co. KG
    • Klaus Domagalla
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Water ring type pump with sidewall water reflux passage

    • Patent number 5,464,329
    • Issue date Nov 7, 1995
    • Miura Co., Ltd.
    • Yasutoshi Senoo
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Liquid-ring pump with pressure chamber valve plate

    • Patent number 5,211,543
    • Issue date May 18, 1993
    • Siemens Aktiengesellschaft
    • Robert Siebenwurst
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Liquid-ring compressor

    • Patent number 5,073,089
    • Issue date Dec 17, 1991
    • Siemens Aktiengesellschaft
    • Peter Trimborn
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Liquid-ring pump having additional openings in control disc for war...

    • Patent number 4,755,107
    • Issue date Jul 5, 1988
    • Siemens Aktiengesellschaft
    • Peter Trimborn
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Pump

    • Patent number 4,737,073
    • Issue date Apr 12, 1988
    • Prescant Pty. Limited
    • Paul A. Grayden
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Water ring vacuum pump having adjustable part plates and a hollow i...

    • Patent number 4,637,780
    • Issue date Jan 20, 1987
    • Prescant Pty. Limited
    • Paul A. Grayden
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Liquid ring vacuum pump for gaseous media

    • Patent number 4,545,730
    • Issue date Oct 8, 1985
    • Siemens Aktiengesellschaft
    • Wilfried Lubke
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Liquid-ring compressor for gases

    • Patent number 4,522,560
    • Issue date Jun 11, 1985
    • Siemens Aktiengesellschaft
    • Wilfried Lubke
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Liquid ring pump with a control disk arranged between the impeller...

    • Patent number 4,443,158
    • Issue date Apr 17, 1984
    • Siemens Aktiengesellschaft
    • Benedikt Bentele
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...

Patents Applicationslast 30 patents

  • Information Patent Application

    VALVE ARRANGEMENT

    • Publication number 20230034235
    • Publication date Feb 2, 2023
    • Richard Paul Kelsall
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    A LIQUID RING PUMP MANIFOLD

    • Publication number 20210372402
    • Publication date Dec 2, 2021
    • Edwards Technologies Vacuum Engineering (Qingdao), Co. Ltd.
    • Andries Daniel Jozef DE BOCK
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    PORT PLATE OF A FLAT SIDED LIQUID RING PUMP HAVING A GAS SCAVENGE P...

    • Publication number 20170268512
    • Publication date Sep 21, 2017
    • GARDNER DENVER NASH LLC
    • Ramesh Balkunge Shenoi
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Fluid Ring Compressor

    • Publication number 20170130718
    • Publication date May 11, 2017
    • Sterling Industry Consult GmbH
    • Heiner Kösters
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    PORT PLATE OF A FLAT SIDED LIQUID RING PUMP HAVING A GAS SCAVENGE P...

    • Publication number 20140119955
    • Publication date May 1, 2014
    • GARDNER DENVER NASH, LLC
    • Ramesh Balkunge SHENOI
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Liquid ring pump

    • Publication number 20070065298
    • Publication date Mar 22, 2007
    • Bernd Wenckebach
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    Liquid ring pump

    • Publication number 20060292000
    • Publication date Dec 28, 2006
    • Bernd Wenckebach
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    Liquid ring compressor with thin distribution plate

    • Publication number 20020085922
    • Publication date Jul 4, 2002
    • ROBUSCHI & C.S.p.a.
    • Paolo Cavatorta
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...