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Hans E. Grethlein

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  • Okemos, MI, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Apparatus for simulating a full scale belt filter press
    • Patent number 5,167,799
    • Issue date Dec 1, 1992
    • Michigan Biotechnology Institute
    • Blaine F. Severin
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Grant

    Distillation process for ethanol
    • Patent number 5,124,004
    • Issue date Jun 23, 1992
    • Trustees of Dartmouth College
    • Hans E. Grethlein
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Grant

    Dietary fibers and a process for their production
    • Patent number 4,997,665
    • Issue date Mar 5, 1991
    • Michigan Biotechnology Institute
    • Hans Grethlein
    • A23 - FOODS OR FOODSTUFFS THEIR TREATMENT, NOT COVERED BY OTHER CLASSES
  • Information Patent Grant

    Distillation process for ethanol
    • Patent number 4,961,826
    • Issue date Oct 9, 1990
    • Trustees of Dartmouth College
    • Hans E. Grethlein
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Grant

    Cyclone reactor
    • Patent number 4,818,295
    • Issue date Apr 4, 1989
    • The United States of America as represented by the United States Department o...
    • Alvin O. Converse
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Grant

    Distillation systems and methods
    • Patent number 4,626,321
    • Issue date Dec 2, 1986
    • Trustees of Dartmouth College
    • Hans E. Grethlein
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL