TREA

Rolf Ridderstrale

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  • Stockholm, SE
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Patents Grantslast 30 patents

  • Information Patent Grant

    Centrifugal separator with a control unit for speed control
    • Patent number 9,943,861
    • Issue date Apr 17, 2018
    • Alfa Laval Corporate AB
    • Tomas Oldebäck
    • B04 - CENTRIFUGAL APPARATUS OR MACHINES FOR CARRYING-OUT PHYSICAL OR CHEMICAL...
  • Information Patent Grant

    Method and device for cleaning of a fluid in a centrifugal separator
    • Patent number 8,790,233
    • Issue date Jul 29, 2014
    • Alfa Laval Corporate AB
    • Rolf Ridderstrale
    • B04 - CENTRIFUGAL APPARATUS OR MACHINES FOR CARRYING-OUT PHYSICAL OR CHEMICAL...
  • Information Patent Grant

    Centrifugal separator
    • Patent number 7,824,458
    • Issue date Nov 2, 2010
    • Alfa Laval Corporate AB
    • Leonard Borgström
    • B04 - CENTRIFUGAL APPARATUS OR MACHINES FOR CARRYING-OUT PHYSICAL OR CHEMICAL...
  • Information Patent Grant

    Centrifugal separator
    • Patent number 7,824,459
    • Issue date Nov 2, 2010
    • Alfa Laval Corporate AB
    • Leonard Borgström
    • B04 - CENTRIFUGAL APPARATUS OR MACHINES FOR CARRYING-OUT PHYSICAL OR CHEMICAL...
  • Information Patent Grant

    Centrifugal separator
    • Patent number 7,811,347
    • Issue date Oct 12, 2010
    • Alfa Laval Corporate AB
    • Claes-Göran Carlsson
    • B04 - CENTRIFUGAL APPARATUS OR MACHINES FOR CARRYING-OUT PHYSICAL OR CHEMICAL...
  • Information Patent Grant

    Screw conveyor for a decanter centrifuge
    • Patent number 7,229,399
    • Issue date Jun 12, 2007
    • Alfa Laval Corporate AB
    • Klaus Hans Dieter Stroucken
    • B04 - CENTRIFUGAL APPARATUS OR MACHINES FOR CARRYING-OUT PHYSICAL OR CHEMICAL...
  • Information Patent Grant

    Method and a device for cleaning of crankcase gas
    • Patent number 7,152,589
    • Issue date Dec 26, 2006
    • Alfa Laval Corporate AB
    • Mats Ekeroth
    • B04 - CENTRIFUGAL APPARATUS OR MACHINES FOR CARRYING-OUT PHYSICAL OR CHEMICAL...
  • Information Patent Grant

    Separation device having a centrifugal rotor
    • Patent number 6,955,637
    • Issue date Oct 18, 2005
    • Alfa-Laval AB
    • Jesus Montano
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Centrifugal separator for separating solids from a liquid mixture c...
    • Patent number 6,716,153
    • Issue date Apr 6, 2004
    • Alfa-Laval AB
    • Klaus Stroucken
    • B04 - CENTRIFUGAL APPARATUS OR MACHINES FOR CARRYING-OUT PHYSICAL OR CHEMICAL...
  • Information Patent Grant

    Centrifugal separator for separating solids from a liquid mixture c...
    • Patent number 6,712,751
    • Issue date Mar 30, 2004
    • Alfa-Laval AB
    • Klaus Stroucken
    • B04 - CENTRIFUGAL APPARATUS OR MACHINES FOR CARRYING-OUT PHYSICAL OR CHEMICAL...
  • Information Patent Grant

    Centrifugal separator
    • Patent number 6,537,191
    • Issue date Mar 25, 2003
    • Alfa-Laval AB
    • Klaus Stroucken
    • B04 - CENTRIFUGAL APPARATUS OR MACHINES FOR CARRYING-OUT PHYSICAL OR CHEMICAL...
  • Information Patent Grant

    Centrifugal separator having a rotor body with a movable wall
    • Patent number 5,186,708
    • Issue date Feb 16, 1993
    • Alfa-Lavel Separation AB
    • Klaus Stroucken
    • B04 - CENTRIFUGAL APPARATUS OR MACHINES FOR CARRYING-OUT PHYSICAL OR CHEMICAL...

Patents Applicationslast 30 patents

  • Information Patent Application

    CENTRIFUGAL SEPARATOR
    • Publication number 20130210601
    • Publication date Aug 15, 2013
    • Alfa Laval Corporate AB
    • Jie Zheng
    • B04 - CENTRIFUGAL APPARATUS OR MACHINES FOR CARRYING-OUT PHYSICAL OR CHEMICAL...
  • Information Patent Application

    CENTRIFUGAL SEPARATOR
    • Publication number 20120267303
    • Publication date Oct 25, 2012
    • Alfa Laval Corporate AB
    • Tomas Oldebäck
    • B04 - CENTRIFUGAL APPARATUS OR MACHINES FOR CARRYING-OUT PHYSICAL OR CHEMICAL...
  • Information Patent Application

    CONTINUOUS PROCESS FOR ISOLATION OF OILS FROM ALGAE OR MICRO ORGANISMS
    • Publication number 20120040443
    • Publication date Feb 16, 2012
    • Alfa Laval Corporate AB
    • Claes Wase
    • Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
  • Information Patent Application

    METHOD AND DEVICE FOR CLEANING OF A FLUID IN A CENTRIFUGAL SEPARATOR
    • Publication number 20100144508
    • Publication date Jun 10, 2010
    • Alfa Laval Corporate AB
    • Rolf Ridderstrale
    • C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
  • Information Patent Application

    CENTRIFUGAL SEPARATOR
    • Publication number 20090025563
    • Publication date Jan 29, 2009
    • Alfa Laval Corporate AB
    • Leonard Borgstrom
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Application

    CENTRIFUGAL SEPARATOR
    • Publication number 20090013658
    • Publication date Jan 15, 2009
    • Alfa Laval Corporate AB
    • Leonard Borgstrom
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Application

    Centrifugal Separator
    • Publication number 20090000258
    • Publication date Jan 1, 2009
    • Alfa Laval Corporate AB
    • Claes-Goran Carlsson
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Application

    Screw conveyor for a decanter centrifuge
    • Publication number 20070049480
    • Publication date Mar 1, 2007
    • Alfa Laval Corporate AB
    • Klaus Hans Dieter Stroucken
    • B04 - CENTRIFUGAL APPARATUS OR MACHINES FOR CARRYING-OUT PHYSICAL OR CHEMICAL...
  • Information Patent Application

    Method and a device for cleaning of crankcase gas
    • Publication number 20060048761
    • Publication date Mar 9, 2006
    • Alfa Laval Corporate AB
    • Mats Ekeroth
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Application

    Centrifugal separator
    • Publication number 20030032540
    • Publication date Feb 13, 2003
    • Klaus Stroucken
    • B04 - CENTRIFUGAL APPARATUS OR MACHINES FOR CARRYING-OUT PHYSICAL OR CHEMICAL...
  • Information Patent Application

    Centrifugal separator
    • Publication number 20030032541
    • Publication date Feb 13, 2003
    • Klaus Stroucken
    • B04 - CENTRIFUGAL APPARATUS OR MACHINES FOR CARRYING-OUT PHYSICAL OR CHEMICAL...