with flues, other than fire tubes

Industry

  • CPC
  • F22B13/005
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Patents Grantslast 30 patents

  • Information Patent Grant

    Method and apparatus for waste heat recovery and emission reduction

    • Patent number 11,143,396
    • Issue date Oct 12, 2021
    • Preferred Utilities Manufacturing Corp.
    • Daniel P Wallace
    • F22 - STEAM GENERATION
  • Information Patent Grant

    Water vaporizer with intermediate steam superheating pass

    • Patent number 8,136,582
    • Issue date Mar 20, 2012
    • Modine Manufacturing Company
    • Jeroen Valensa
    • C01 - INORGANIC CHEMISTRY
  • Information Patent Grant

    Steam generator

    • Patent number 6,076,518
    • Issue date Jun 20, 2000
    • Rational GmbH
    • Jaroslav Klouda
    • F22 - STEAM GENERATION
  • Information Patent Grant

    Annular tube heat exchanger

    • Patent number 6,070,559
    • Issue date Jun 6, 2000
    • Armstrong International, Inc.
    • Ronald D. Schlesch
    • F24 - HEATING RANGES VENTILATING
  • Information Patent Grant

    Gas fired humidifier

    • Patent number 5,816,496
    • Issue date Oct 6, 1998
    • James E. Kovacs
    • F24 - HEATING RANGES VENTILATING
  • Information Patent Grant

    Heat exchange tube and method of making same

    • Patent number 5,687,677
    • Issue date Nov 18, 1997
    • Delaware Capital Formation, Inc.
    • G. Robert Oslin
    • F28 - HEAT EXCHANGE IN GENERAL
  • Information Patent Grant

    Combination gas combuster and heat pipe evaporator device

    • Patent number 4,825,814
    • Issue date May 2, 1989
    • Stirling Thermal Motors, Inc.
    • Roelf J. Meijer
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Cell boiler

    • Patent number 4,641,606
    • Issue date Feb 10, 1987
    • Delta Salvage Energy, Inc.
    • Alfred L. Roberts
    • F22 - STEAM GENERATION
  • Information Patent Grant

    Boiler-driven power generator

    • Patent number 4,519,212
    • Issue date May 28, 1985
    • Shye-Yih Deng
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Wound boiler with removable and replaceable combustion chamber

    • Patent number 4,425,875
    • Issue date Jan 17, 1984
    • John D. Marran
    • F22 - STEAM GENERATION
  • Information Patent Grant

    Safety boiler with high efficiency

    • Patent number 4,407,235
    • Issue date Oct 4, 1983
    • Shye-Yih Deng
    • G05 - CONTROLLING REGULATING
  • Information Patent Grant

    Wound boiler

    • Patent number 4,261,299
    • Issue date Apr 14, 1981
    • John D. Marran
    • F22 - STEAM GENERATION
  • Information Patent Grant

    Thermic reactor

    • Patent number 4,191,132
    • Issue date Mar 4, 1980
    • Veikko E. Rahikka
    • F24 - HEATING RANGES VENTILATING
  • Information Patent Grant

    3749079

    • Patent number 3,749,079
    • Issue date Jul 31, 1973
    • F24 - HEATING RANGES VENTILATING
  • Information Patent Grant

    3734066

    • Patent number 3,734,066
    • Issue date May 22, 1973
    • F22 - STEAM GENERATION
  • Information Patent Grant

    3368531

    • Patent number 3,368,531
    • Issue date Feb 13, 1968
    • F24 - HEATING RANGES VENTILATING
  • Information Patent Grant

    3233596

    • Patent number 3,233,596
    • Issue date Feb 8, 1966
    • F24 - HEATING RANGES VENTILATING
  • Information Patent Grant

    3007457

    • Patent number 3,007,457
    • Issue date Nov 7, 1961
    • F24 - HEATING RANGES VENTILATING
  • Information Patent Grant

    2748753

    • Patent number 2,748,753
    • Issue date Jun 5, 1956
    • F22 - STEAM GENERATION
  • Information Patent Grant

    2664861

    • Patent number 2,664,861
    • Issue date Jan 5, 1954
    • F22 - STEAM GENERATION
  • Information Patent Grant

    2652036

    • Patent number 2,652,036
    • Issue date Sep 15, 1953
    • F24 - HEATING RANGES VENTILATING
  • Information Patent Grant

    2649844

    • Patent number 2,649,844
    • Issue date Aug 25, 1953
    • F22 - STEAM GENERATION
  • Information Patent Grant

    2553549

    • Patent number 2,553,549
    • Issue date May 22, 1951
    • F24 - HEATING RANGES VENTILATING
  • Information Patent Grant

    2552044

    • Patent number 2,552,044
    • Issue date May 8, 1951
    • F22 - STEAM GENERATION
  • Information Patent Grant

    2544013

    • Patent number 2,544,013
    • Issue date Mar 6, 1951
    • F22 - STEAM GENERATION
  • Information Patent Grant

    2535507

    • Patent number 2,535,507
    • Issue date Dec 26, 1950
    • F22 - STEAM GENERATION
  • Information Patent Grant

    2426004

    • Patent number 2,426,004
    • Issue date Aug 19, 1947
    • F22 - STEAM GENERATION
  • Information Patent Grant

    2401988

    • Patent number 2,401,988
    • Issue date Jun 11, 1946
    • F22 - STEAM GENERATION
  • Information Patent Grant

    2370145

    • Patent number 2,370,145
    • Issue date Feb 27, 1945
    • F22 - STEAM GENERATION
  • Information Patent Grant

    2251589

    • Patent number 2,251,589
    • Issue date Aug 5, 1941
    • F24 - HEATING RANGES VENTILATING

Patents Applicationslast 30 patents