TREA

Friedrich Stark

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  • Langenselbold, DE
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Patents Grantslast 30 patents

  • 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

    Coupling for stationary and movable vacuum chambers
    • Patent number 4,258,645
    • Issue date Mar 31, 1981
    • Leybold-Heraeus GmbH
    • Hans Aichert
    • C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
  • Information Patent Grant

    Method and apparatus for vacuum depositing thin coatings using elec...
    • Patent number 4,238,525
    • Issue date Dec 9, 1980
    • Leybold-Heraeus GmbH
    • Hans Aichert
    • C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
  • Information Patent Grant

    Method for vapor-coating turbine buckets
    • Patent number 4,233,342
    • Issue date Nov 11, 1980
    • Leybold-Heraeus GmbH
    • Hans Aichert
    • C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
  • Information Patent Grant

    Heating system for vacuum coating apparatus
    • Patent number 4,226,587
    • Issue date Oct 7, 1980
    • Leybold-Heraeus GmbH
    • Hans Aichert
    • C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
  • Information Patent Grant

    Operating mechanism for valves, gates and the like
    • Patent number 4,219,183
    • Issue date Aug 26, 1980
    • Leybold-Heraeus GmbH
    • Otto-Horst Hoffmann
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Vacuum coating apparatus
    • Patent number 4,192,253
    • Issue date Mar 11, 1980
    • Leybold-Hereaus GmbH
    • Hans Aichert
    • C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
  • Information Patent Grant

    Vacuum coating apparatus having a plurality of lock chambers
    • Patent number 4,184,448
    • Issue date Jan 22, 1980
    • Leybold-Heraeus GmbH
    • Hans Aichert
    • C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...