the boiler body containing fire tubes disposed crosswise in inclined upward arrangement

Patents Grantslast 30 patents

  • Information Patent Grant

    Gas fired humidifier

    • Patent number 6,446,877
    • Issue date Sep 10, 2002
    • Armstrong International, Incorporated
    • Michael H. Gaines
    • F24 - HEATING RANGES VENTILATING
  • Information Patent Grant

    1971068

    • Patent number 1,971,068
    • Issue date Aug 21, 1934
    • F22 - STEAM GENERATION
  • Information Patent Grant

    1327188

    • Patent number 1,327,188
    • Issue date Jan 6, 1920
    • F22 - STEAM GENERATION

Patents Applicationslast 30 patents

  • Information Patent Application

    Solid Fuel Boiler Assembly

    • Publication number 20100083883
    • Publication date Apr 8, 2010
    • Neil Hofer
    • F22 - STEAM GENERATION