having non-circular inner cross-section

Patents Grantslast 30 patents

  • Information Patent Grant

    Burner apparatus

    • Patent number 5,927,216
    • Issue date Jul 27, 1999
    • Yamaichi Metal Co., Ltd.
    • Shigeru Oga
    • F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
  • Information Patent Grant

    Multi-sided watercooled rotary combustor

    • Patent number 5,097,773
    • Issue date Mar 24, 1992
    • Tampella Power Corporation
    • Lee H. Freeman
    • F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
  • Information Patent Grant

    Multi-sided watercooled rotary combustor

    • Patent number 5,042,402
    • Issue date Aug 27, 1991
    • Tampella Keeler Incorporated
    • Lee H. Freeman
    • F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES

Patents Applicationslast 30 patents

  • Information Patent Application

    Waste Processing

    • Publication number 20140305354
    • Publication date Oct 16, 2014
    • CHINOOK END-STAGE RECYCLING LIMITED
    • Rifat Al Chalabi
    • C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE