TREA

David J. Layland

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  • Norton, GB
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Patents Grantslast 30 patents

  • Information Patent Grant

    Air separation
    • Patent number 4,968,337
    • Issue date Nov 6, 1990
    • The BOC Group plc
    • David J. Layland
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Grant

    Air separation
    • Patent number 4,916,908
    • Issue date Apr 17, 1990
    • The BOC Group, Inc.
    • John T. Lavin
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Grant

    Air separation
    • Patent number 4,883,516
    • Issue date Nov 28, 1989
    • The BOC Group, Inc.
    • David J. Layland
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...