Tsuan Y. Chang

Person

  • Baldwin, NY, US

Patents Grantslast 30 patents

  • Information Patent Grant

    Process for the production of methyl formate

    • Patent number 4,661,624
    • Issue date Apr 28, 1987
    • Tsuan Y. Chang
    • C07 - ORGANIC CHEMISTRY
  • Information Patent Grant

    Process for the thermal dewatering of young coals

    • Patent number 4,486,959
    • Issue date Dec 11, 1984
    • The Halcon SD Group, Inc.
    • Tsuan Y. Chang
    • C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
  • Information Patent Grant

    Gasification of coal

    • Patent number 4,391,612
    • Issue date Jul 5, 1983
    • The Halcon SD Group, Inc.
    • Tsuan Y. Chang
    • C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...