TREA

Karl Ostbo

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  • Stockholm, SE
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Patents Grantslast 30 patents

  • Information Patent Grant

    Heat exchanger element
    • Patent number 5,285,845
    • Issue date Feb 15, 1994
    • Nordinvent S.A.
    • Karl Ostbo
    • F28 - HEAT EXCHANGE IN GENERAL
  • Information Patent Grant

    Heat exchanger
    • Patent number 4,962,296
    • Issue date Oct 9, 1990
    • Karl Ostbo
    • F28 - HEAT EXCHANGE IN GENERAL
  • Information Patent Grant

    Heat exchanger
    • Patent number 4,782,892
    • Issue date Nov 8, 1988
    • Karl Ostbo
    • F28 - HEAT EXCHANGE IN GENERAL