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Lutz Grein

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  • Hanau am Main, DE
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Patents Grantslast 30 patents

  • Information Patent Grant

    Method of making a metal seal for flanged joints and a seal made by...
    • Patent number 4,640,455
    • Issue date Feb 3, 1987
    • Leybold-Heraeus GmbH
    • Lutz Grein
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Pendulum gate valve
    • Patent number 4,328,947
    • Issue date May 11, 1982
    • Leybold-Heraeus GmbH & Co. KG
    • Uwe Reimpell
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Closure fixture and assembly cap
    • Patent number 4,259,979
    • Issue date Apr 7, 1981
    • Leybold-Heraeus GmbH
    • Uwe Reimpell
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...