Stephen J. Mrachek

Person

  • Trempealeau, WI, US

Patents Grantslast 30 patents

  • Information Patent Grant

    Powered downdraft gasifier

    • Patent number 4,463,687
    • Issue date Aug 7, 1984
    • E.K. Industries, Inc.
    • Valentine Zimmerman
    • F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES