TREA

Xuan Luong Nghiem

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  • Krefeld, DE
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Patents Grantslast 30 patents

  • Information Patent Grant

    Method for connecting a pipe and a pipe coupling, link between a pi...
    • Patent number 6,581,982
    • Issue date Jun 24, 2003
    • Novopress GmbH Pressen und Presswerkzeuge & Co., KG
    • Xuan Luong Nghiem
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Handleable working device, in particular pressing device
    • Patent number 6,369,560
    • Issue date Apr 9, 2002
    • Novopress GmbH Pressen und Presswerkzeuge & Co., KG
    • Xuan Luong Nghiem
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Pressing device
    • Patent number 6,240,626
    • Issue date Jun 5, 2001
    • Novopress GmbH Pressen und Presswerkzauge & Co. KG
    • Xuan Luong Nghiem
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Press apparatus
    • Patent number 6,164,106
    • Issue date Dec 26, 2000
    • Novopress GmbH Pressen und Presserkzeuge & Co. KG
    • Xuan Luong Nghiem
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Batch-type scrubbing-ball replacement system for heat exchanger
    • Patent number 4,556,102
    • Issue date Dec 3, 1985
    • Taprogge Gesellschaft mbH
    • Rolf Bochinski
    • F28 - HEAT EXCHANGE IN GENERAL
  • Information Patent Grant

    Ball-measuring system for self-cleaning heat exchanger
    • Patent number 4,554,965
    • Issue date Nov 26, 1985
    • Taprogge Gesellschaft mbH
    • Rolf Bochinski
    • F28 - HEAT EXCHANGE IN GENERAL