TREA

Karl-Heinz Volker

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  • Julich, DE
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Patents Grantslast 30 patents

  • Information Patent Grant

    Damped displacer refrigerating machine
    • Patent number 4,642,995
    • Issue date Feb 17, 1987
    • Leybold Hearaeus GmbH
    • Werner Bachler
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Grant

    Displacer for low-temperature refrigerating machines
    • Patent number 4,397,156
    • Issue date Aug 9, 1983
    • Leybold-Heraeus GmbH
    • Rolf Heisig
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...

Patents Applicationslast 30 patents