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Kempchen & Co. GmbH

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  • Oberhausen, DE
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Patents Grantslast 30 patents

  • Information Patent Grant

    Spirally-bound flange seal with separate soft layers
    • Patent number 5,913,522
    • Issue date Jun 22, 1999
    • Kempchen & Co. GmbH
    • Jurgen Koch
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Stuffing box assembly
    • Patent number 4,892,320
    • Issue date Jan 9, 1990
    • Kempchen & Co. GmbH
    • Hans-Joachim Tuckmantel
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Partitioned heat-exchanger shell
    • Patent number 4,215,745
    • Issue date Aug 5, 1980
    • Kempchen & Co. GmbH
    • Hans-Joachim Tuckmantel
    • F28 - HEAT EXCHANGE IN GENERAL
  • Information Patent Grant

    Pipe joint
    • Patent number 4,109,923
    • Issue date Aug 29, 1978
    • Kempchen & Co. GmbH
    • Hans-Joachim Tuckmantel
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...

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