TREA

involving a single upper drum and two or more lower drums

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  • CPC
  • F22B21/14
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Parent Industries

FMECHANICAL ENGINEERING LIGHTING HEATING WEAPONS BLASTING ENGINES OR PUMPS F22Steam generation F22BMETHODS OF STEAM GENERATION STEAM BOILERS F22B21/00Water-tube boilers of vertical or steeply-inclined type

Current Industry

F22B21/14involving a single upper drum and two or more lower drums
Industries

Patents Grantslast 30 patents

  • Information Patent Grant

    Flameless steam boiler
    • Patent number 10,962,220
    • Issue date Mar 30, 2021
    • Zhejiang Liju Boiler Co., Ltd.
    • Rongxin Zhao
    • F22 - STEAM GENERATION
  • Information Patent Grant

    Method and apparatus for improved firing of biomass and other solid...
    • Patent number 10,627,105
    • Issue date Apr 21, 2020
    • Daniel R. Higgins
    • F22 - STEAM GENERATION
  • Information Patent Grant

    Method and apparatus for improved firing of biomass and other solid...
    • Patent number 9,581,325
    • Issue date Feb 28, 2017
    • Daniel R. Higgins
    • Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
  • Information Patent Grant

    Method and apparatus for improved firing of biomass and other solid...
    • Patent number 9,140,446
    • Issue date Sep 22, 2015
    • Daniel R. Higgins
    • Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
  • Information Patent Grant

    Apparatus for providing uniform heat transfer in superheating steam...
    • Patent number 5,259,343
    • Issue date Nov 9, 1993
    • Rochester District Heating Cooperative
    • Howard M. Cone
    • F22 - STEAM GENERATION
  • Information Patent Grant

    Horizontal industrial boiler system with improved ash removal means
    • Patent number 4,667,613
    • Issue date May 26, 1987
    • John S. Mayock
    • F22 - STEAM GENERATION
  • Information Patent Grant

    Pulverized coal fired package boiler
    • Patent number 4,031,861
    • Issue date Jun 28, 1977
    • Combustion Engineering, Inc.
    • William Hunter Pollock
    • F22 - STEAM GENERATION
  • Information Patent Grant

    Twin furnace industrial boiler
    • Patent number 4,013,045
    • Issue date Mar 22, 1977
    • The Air Preheater Company, Inc.
    • William Hunter Pollock
    • F22 - STEAM GENERATION
  • Information Patent Grant

    3841275
    • Patent number 3,841,275
    • Issue date Oct 15, 1974
    • F22 - STEAM GENERATION
  • Information Patent Grant

    3696794
    • Patent number 3,696,794
    • Issue date Oct 10, 1972
    • F22 - STEAM GENERATION
  • Information Patent Grant

    3257992
    • Patent number 3,257,992
    • Issue date Jun 28, 1966
    • F22 - STEAM GENERATION
  • Information Patent Grant

    3254634
    • Patent number 3,254,634
    • Issue date Jun 7, 1966
    • F24 - HEATING RANGES VENTILATING
  • Information Patent Grant

    3202137
    • Patent number 3,202,137
    • Issue date Aug 24, 1965
    • F22 - STEAM GENERATION
  • Information Patent Grant

    3062195
    • Patent number 3,062,195
    • Issue date Nov 6, 1962
    • F24 - HEATING RANGES VENTILATING
  • Information Patent Grant

    2941516
    • Patent number 2,941,516
    • Issue date Jun 21, 1960
    • F24 - HEATING RANGES VENTILATING
  • Information Patent Grant

    2876716
    • Patent number 2,876,716
    • Issue date Mar 10, 1959
    • F22 - STEAM GENERATION
  • Information Patent Grant

    2864343
    • Patent number 2,864,343
    • Issue date Dec 16, 1958
    • G05 - CONTROLLING REGULATING
  • Information Patent Grant

    2306097
    • Patent number 2,306,097
    • Issue date Dec 22, 1942
    • F22 - STEAM GENERATION
  • Information Patent Grant

    2232935
    • Patent number 2,232,935
    • Issue date Feb 25, 1941
    • F22 - STEAM GENERATION
  • Information Patent Grant

    2133979
    • Patent number 2,133,979
    • Issue date Oct 25, 1938
    • F22 - STEAM GENERATION
  • Information Patent Grant

    1891862
    • Patent number 1,891,862
    • Issue date Dec 20, 1932
    • F22 - STEAM GENERATION
  • Information Patent Grant

    1888153
    • Patent number 1,888,153
    • Issue date Nov 15, 1932
    • F22 - STEAM GENERATION
  • Information Patent Grant

    1842235
    • Patent number 1,842,235
    • Issue date Jan 19, 1932
    • F22 - STEAM GENERATION
  • Information Patent Grant

    1839760
    • Patent number 1,839,760
    • Issue date Jan 5, 1932
    • F22 - STEAM GENERATION
  • Information Patent Grant

    1839125
    • Patent number 1,839,125
    • Issue date Dec 29, 1931
    • F22 - STEAM GENERATION
  • Information Patent Grant

    1839074
    • Patent number 1,839,074
    • Issue date Dec 29, 1931
    • F22 - STEAM GENERATION
  • Information Patent Grant

    1795735
    • Patent number 1,795,735
    • Issue date Mar 10, 1931
    • F22 - STEAM GENERATION
  • Information Patent Grant

    1789799
    • Patent number 1,789,799
    • Issue date Jan 20, 1931
    • F22 - STEAM GENERATION
  • Information Patent Grant

    1731577
    • Patent number 1,731,577
    • Issue date Oct 15, 1929
    • F22 - STEAM GENERATION
  • Information Patent Grant

    1685962
    • Patent number 1,685,962
    • Issue date Oct 2, 1928
    • F22 - STEAM GENERATION

Patents Applicationslast 30 patents