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built-up from water tubes of form other than straight or substantially straight

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  • F22B21/22
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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

F22B21/22built-up from water tubes of form other than straight or substantially straight
Industries

Patents Grantslast 30 patents

  • Information Patent Grant

    Package boiler with tandem furnace tubes
    • Patent number 11,300,285
    • Issue date Apr 12, 2022
    • SUPERIOR BOILER, LLC
    • Sundeep Bodapati
    • F24 - HEATING RANGES VENTILATING
  • Information Patent Grant

    Multiple pass flexible water tube boiler and method of using same
    • Patent number 11,060,717
    • Issue date Jul 13, 2021
    • Superior Boiler, LLC
    • John R. English
    • F22 - STEAM GENERATION
  • Information Patent Grant

    Once-through boiler
    • Patent number 7,958,852
    • Issue date Jun 14, 2011
    • Sang-Gon Kim
    • F22 - STEAM GENERATION
  • Information Patent Grant

    Heat exchanger system
    • Patent number 4,700,772
    • Issue date Oct 20, 1987
    • Sulzer Brothers Limited
    • Peter Baumberger
    • F22 - STEAM GENERATION
  • Information Patent Grant

    Gas-heated or kerosene-heated boiler for warm water, hot water or s...
    • Patent number 4,665,894
    • Issue date May 19, 1987
    • Kozponti Valto- es Hitelbank RT. Innovacios Alap
    • Mihaly Juhasz
    • F24 - HEATING RANGES VENTILATING
  • Information Patent Grant

    Hot water heater and steam generator
    • Patent number 4,612,879
    • Issue date Sep 23, 1986
    • Cooke; Elizabeth E.
    • George Cooke
    • F24 - HEATING RANGES VENTILATING
  • Information Patent Grant

    Heat exchanger for a process gas
    • Patent number 4,494,484
    • Issue date Jan 22, 1985
    • Sulzer Brothers Limited
    • Wolfgang Ruzek
    • F28 - HEAT EXCHANGE IN GENERAL
  • Information Patent Grant

    Gas- or oil-burning warm water, hot water or steam boiler
    • Patent number 4,453,498
    • Issue date Jun 12, 1984
    • Energiagazdalkodasi Intezet
    • Mihaly Juhasz
    • F24 - HEATING RANGES VENTILATING
  • Information Patent Grant

    Rotary heat exchange apparatus provided with a spherically coiled h...
    • Patent number 4,377,202
    • Issue date Mar 22, 1983
    • Fuji Kosan Kabushiki Kaisha
    • Nobunosuke Nakamura
    • F28 - HEAT EXCHANGE IN GENERAL
  • Information Patent Grant

    Boiler
    • Patent number 4,355,602
    • Issue date Oct 26, 1982
    • Cedar Dunes Investments Ltd.
    • George Cooke
    • F22 - STEAM GENERATION
  • Information Patent Grant

    Low pressure steam generator
    • Patent number 4,095,563
    • Issue date Jun 20, 1978
    • Sioux Steam Cleaner Corporation
    • John F. Finger
    • F22 - STEAM GENERATION
  • Information Patent Grant

    Boiler device
    • Patent number 3,983,846
    • Issue date Oct 5, 1976
    • The Raymond Lee Organization, Inc.
    • William B. Patten
    • F22 - STEAM GENERATION
  • Information Patent Grant

    3421481
    • Patent number 3,421,481
    • Issue date Jan 14, 1969
    • F22 - STEAM GENERATION
  • Information Patent Grant

    3237611
    • Patent number 3,237,611
    • Issue date Mar 1, 1966
    • F24 - HEATING RANGES VENTILATING
  • Information Patent Grant

    3161179
    • Patent number 3,161,179
    • Issue date Dec 15, 1964
    • F22 - STEAM GENERATION
  • Information Patent Grant

    3069141
    • Patent number 3,069,141
    • Issue date Dec 18, 1962
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    3065741
    • Patent number 3,065,741
    • Issue date Nov 27, 1962
    • F24 - HEATING RANGES VENTILATING
  • Information Patent Grant

    3063430
    • Patent number 3,063,430
    • Issue date Nov 13, 1962
    • F22 - STEAM GENERATION
  • Information Patent Grant

    3043279
    • Patent number 3,043,279
    • Issue date Jul 10, 1962
    • F22 - STEAM GENERATION
  • Information Patent Grant

    3022774
    • Patent number 3,022,774
    • Issue date Feb 27, 1962
    • F22 - STEAM GENERATION
  • Information Patent Grant

    2937625
    • Patent number 2,937,625
    • Issue date May 24, 1960
    • F24 - HEATING RANGES VENTILATING
  • Information Patent Grant

    2937627
    • Patent number 2,937,627
    • Issue date May 24, 1960
    • F22 - STEAM GENERATION
  • Information Patent Grant

    2652814
    • Patent number 2,652,814
    • Issue date Sep 22, 1953
    • F22 - STEAM GENERATION
  • Information Patent Grant

    2536949
    • Patent number 2,536,949
    • Issue date Jan 2, 1951
    • F22 - STEAM GENERATION
  • Information Patent Grant

    2399467
    • Patent number 2,399,467
    • Issue date Apr 30, 1946
    • F24 - HEATING RANGES VENTILATING
  • Information Patent Grant

    2197603
    • Patent number 2,197,603
    • Issue date Apr 16, 1940
    • F24 - HEATING RANGES VENTILATING
  • Information Patent Grant

    2178039
    • Patent number 2,178,039
    • Issue date Oct 31, 1939
    • F22 - STEAM GENERATION
  • Information Patent Grant

    2151988
    • Patent number 2,151,988
    • Issue date Mar 28, 1939
    • F22 - STEAM GENERATION
  • Information Patent Grant

    2034237
    • Patent number 2,034,237
    • Issue date Mar 17, 1936
    • F22 - STEAM GENERATION
  • Information Patent Grant

    1965749
    • Patent number 1,965,749
    • Issue date Jul 10, 1934
    • F22 - STEAM GENERATION

Patents Applicationslast 30 patents