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Gui Y. Yu

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  • Naujing, CN
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Patents Grantslast 30 patents

  • Information Patent Grant

    Hyperstoichiometric zirconium-titanium-chromium iron alloys
    • Patent number 4,656,023
    • Issue date Apr 7, 1987
    • Koppers Company, Inc.
    • William E. Wallace
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
  • Information Patent Grant

    Zirconium-manganese-iron alloys
    • Patent number 4,567,032
    • Issue date Jan 28, 1986
    • Koppers Company, Inc.
    • William E. Wallace
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...