TREA

Ching-Shi Yang

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  • Mississauga, CA
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Patents Grantslast 30 patents

  • Information Patent Grant

    Production of chlorine dioxide
    • Patent number 4,931,268
    • Issue date Jun 5, 1990
    • Tenneco Canada Inc.
    • Maurice C. J. Fredette
    • C01 - INORGANIC CHEMISTRY
  • Information Patent Grant

    Production of chlorine dioxide
    • Patent number 4,627,969
    • Issue date Dec 9, 1986
    • Tenneco Canada Inc.
    • Maurice C. J. Fredette
    • C01 - INORGANIC CHEMISTRY