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Nippon Ketjen Co., Ltd.

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  • Tokyo, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Process for activating a hydrotreating catalyst
    • Patent number 7,956,000
    • Issue date Jun 7, 2011
    • Albemarle Europe, SPRL
    • Marcel Adriaan Jansen
    • C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
  • Information Patent Grant

    HPC process using a mixture of catalysts
    • Patent number 7,922,894
    • Issue date Apr 12, 2011
    • Albemarle Netherlands, B.V.
    • Frans Lodewijk Plantenga
    • C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
  • Information Patent Grant

    High-macropore hydroprocessing catalyst and its use
    • Patent number 7,186,329
    • Issue date Mar 6, 2007
    • Nippon Ketjen Co., Ltd.
    • Satoshi Abe
    • C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
  • Information Patent Grant

    Hydroprocessing catalyst and use thereof
    • Patent number 7,169,294
    • Issue date Jan 30, 2007
    • Nippon Ketjen Co., Ltd.
    • Satoshi Abe
    • C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
  • Information Patent Grant

    Hydroprocessing catalyst and use thereof
    • Patent number 6,893,553
    • Issue date May 17, 2005
    • Akzo Nobel NV
    • Satoshi Abe
    • C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
  • Information Patent Grant

    Process for producing spherical oxide particles
    • Patent number 6,802,958
    • Issue date Oct 12, 2004
    • Nippon Ketjen Co., Ltd.
    • Nobuhito Matsumoto
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Grant

    Hydroprocessing catalyst and process
    • Patent number 6,656,349
    • Issue date Dec 2, 2003
    • Nippon Ketjen Co., Ltd.
    • Katsuhisa Fujita
    • C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
  • Information Patent Grant

    Process for regenerating additive-based catalysts
    • Patent number 6,635,596
    • Issue date Oct 21, 2003
    • Akzo Nobel N.V.
    • Sonja Eijsbouts
    • C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
  • Information Patent Grant

    Hydroprocessing catalyst and use thereof
    • Patent number 5,888,380
    • Issue date Mar 30, 1999
    • Nippon Ketjen Co., Ltd.
    • Katsuhisa Fujita
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL

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