Richard M. Dunham

Person

  • Houston, TX, US

Patents Grantslast 30 patents

  • Information Patent Grant

    Combustion system having a movable hearth

    • Patent number 5,235,921
    • Issue date Aug 17, 1993
    • Dunham Environmental Services, Inc.
    • Richard M. Dunham
    • F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES