TREA

Michael Froitzheim

Follow

Person

  • Dormagen, DE
People

Patents Grantslast 30 patents

  • Information Patent Grant

    Method for determining the fatigue of a pump rotor of a gas turbopump
    • Patent number 8,751,170
    • Issue date Jun 10, 2014
    • Oerlikon Leybold Vacuum GmbH
    • Roland Blumenthal
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Coated articles
    • Patent number 8,119,243
    • Issue date Feb 21, 2012
    • Oerlikon Leybold Vacuum GmbH
    • Michael Froitzheim
    • B05 - SPRAYING OR ATOMISING IN GENERAL APPLYING LIQUIDS OR OTHER FLUENT MATER...
  • Information Patent Grant

    Coating for gas bearing
    • Patent number 8,011,880
    • Issue date Sep 6, 2011
    • Oerliken Leybold Vacuum GmbH
    • Roland Blumenthal
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Mechanical kinetic vacuum pump
    • Patent number 7,097,431
    • Issue date Aug 29, 2006
    • Leybold Vakuum GmbH
    • Heinrich Engländer
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Mechanical kinetic vacuum pump with rotor and shaft
    • Patent number 6,905,306
    • Issue date Jun 14, 2005
    • Leybold Vakuum GmbH
    • Heinrich Engländer
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Two-shaft vacuum pump
    • Patent number 6,863,511
    • Issue date Mar 8, 2005
    • Leybold Vakuum GmbH
    • Hartmut Kriehn
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...

Patents Applicationslast 30 patents

  • Information Patent Application

    VACUUM PUMP COMPONENTS WITHOUT CONVERSION LAYERS
    • Publication number 20140154503
    • Publication date Jun 5, 2014
    • Michael Froitzheim
    • C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
  • Information Patent Application

    METHOD FOR DETERMINING THE FATIGUE OF A PUMP ROTOR OF A GAS TURBOPUMP
    • Publication number 20110046897
    • Publication date Feb 24, 2011
    • OERLIKON LEYBOLD VACUUM GMBH
    • Roland Blumenthal
    • G06 - COMPUTING CALCULATING COUNTING
  • Information Patent Application

    PROCESS FOR PREPARING ROTORS OR STATORS OF A TURBOMOLECULAR PUMP
    • Publication number 20100199495
    • Publication date Aug 12, 2010
    • OERLIKON LEYBOLD VACUUM GMBH
    • Rainer Holzer
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
  • Information Patent Application

    COATING FOR GAS BEARING
    • Publication number 20100202880
    • Publication date Aug 12, 2010
    • OERLIKON LEYBOLD VACUUM GMBH
    • Roland Blumenthal
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    ROTORS OR STATORS OF A TURBOMOLECULAR PUMP
    • Publication number 20090180890
    • Publication date Jul 16, 2009
    • OERLIKON LEYBOLD VACUUM GMBH
    • Rainer Hölzer
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
  • Information Patent Application

    COATED ARTICLES
    • Publication number 20090068451
    • Publication date Mar 12, 2009
    • OERLIKON LEYBOLD VACUUM GMBH
    • Michael Froitzheim
    • C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
  • Information Patent Application

    Mechanical kinetic vacuum pump with rotor and shaft
    • Publication number 20040096311
    • Publication date May 20, 2004
    • Heinrich Englander
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Two-shaft vacuum pump
    • Publication number 20040091380
    • Publication date May 13, 2004
    • Hartmut Kriehn
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Mechanical kinetic vacuum pump
    • Publication number 20040013529
    • Publication date Jan 22, 2004
    • Heinrich Englander
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...