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Robert D. Lutjens

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  • Hacienda Heights, CA, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Vaporization system
    • Patent number 4,599,868
    • Issue date Jul 15, 1986
    • Cryomec, Incorporated
    • Robert D. Lutjens
    • F17 - STORING OF DISTRIBUTING GASES OR LIQUIDS
  • Information Patent Grant

    Cryogenic heat exchanger
    • Patent number 4,487,256
    • Issue date Dec 11, 1984
    • Cryomec, Inc.
    • Robert D. Lutjens
    • F28 - HEAT EXCHANGE IN GENERAL
  • Information Patent Grant

    Unloading system for cryogenic pumps
    • Patent number 4,376,377
    • Issue date Mar 15, 1983
    • Cryomec, Inc.
    • Paul P. Duron
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...