with flue gas passages built-up by coaxial water mantles

Patents Grantslast 30 patents

  • Information Patent Grant

    Heat exchanger, method for forming thereof and use thereof

    • Patent number 10,393,447
    • Issue date Aug 27, 2019
    • Intergas Heating Assets B.V.
    • Peter Jan Cool
    • F24 - HEATING RANGES VENTILATING
  • Information Patent Grant

    Low NOx indirect fire burner

    • Patent number 8,784,096
    • Issue date Jul 22, 2014
    • Honeywell International Inc.
    • Pawel Mosiewicz
    • F24 - HEATING RANGES VENTILATING
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    Water heater with enhanced thermal efficiency

    • Patent number 8,402,927
    • Issue date Mar 26, 2013
    • Grand Hall Enterprise Co., Ltd.
    • William Home
    • F24 - HEATING RANGES VENTILATING
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    Hot gas liquid heater

    • Patent number 6,666,173
    • Issue date Dec 23, 2003
    • David R. Dick
    • F24 - HEATING RANGES VENTILATING
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    Heat exchanger for arrangement behind the combustion chamber of a h...

    • Patent number 5,505,255
    • Issue date Apr 9, 1996
    • Hans Viessmann
    • F24 - HEATING RANGES VENTILATING
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    Burner for pulsating combustion

    • Patent number 5,454,711
    • Issue date Oct 3, 1995
    • De Stichting Impuls
    • Wilhelmus P. Willems
    • F24 - HEATING RANGES VENTILATING
  • Information Patent Grant

    Liquid heating apparatus

    • Patent number 5,337,728
    • Issue date Aug 16, 1994
    • Noboru Maruyama
    • F24 - HEATING RANGES VENTILATING
  • Information Patent Grant

    Corrosion resistant liquid heating module

    • Patent number 4,953,511
    • Issue date Sep 4, 1990
    • Carrier Corporation
    • John K. Boah
    • F24 - HEATING RANGES VENTILATING
  • Information Patent Grant

    Water heater

    • Patent number 4,678,116
    • Issue date Jul 7, 1987
    • Chamberlain Manufacturing Corporation
    • C. K. Krishnakumar
    • F24 - HEATING RANGES VENTILATING
  • Information Patent Grant

    Hot liquid generator with condensation and installation incorporati...

    • Patent number 4,655,174
    • Issue date Apr 7, 1987
    • Jean P. R. Fillios
    • F24 - HEATING RANGES VENTILATING
  • Information Patent Grant

    Furnace construction

    • Patent number 4,408,567
    • Issue date Oct 11, 1983
    • Michael S. Morton
    • F24 - HEATING RANGES VENTILATING
  • Information Patent Grant

    High pressure oil/gas fired closed loop furnace

    • Patent number 4,372,487
    • Issue date Feb 8, 1983
    • Charles W. Hollister
    • F24 - HEATING RANGES VENTILATING
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    3741168

    • Patent number 3,741,168
    • Issue date Jun 26, 1973
    • F24 - HEATING RANGES VENTILATING
  • Information Patent Grant

    3596639

    • Patent number 3,596,639
    • Issue date Aug 3, 1971
    • F24 - HEATING RANGES VENTILATING
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    3435807

    • Patent number 3,435,807
    • Issue date Apr 1, 1969
    • F24 - HEATING RANGES VENTILATING
  • Information Patent Grant

    3385356

    • Patent number 3,385,356
    • Issue date May 28, 1968
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    3233596

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

    3192906

    • Patent number 3,192,906
    • Issue date Jul 6, 1965
    • F24 - HEATING RANGES VENTILATING
  • Information Patent Grant

    2832320

    • Patent number 2,832,320
    • Issue date Apr 29, 1958
    • F24 - HEATING RANGES VENTILATING
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    2787256

    • Patent number 2,787,256
    • Issue date Apr 2, 1957
    • F24 - HEATING RANGES VENTILATING
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    2773488

    • Patent number 2,773,488
    • Issue date Dec 11, 1956
    • F24 - HEATING RANGES VENTILATING
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    2638878

    • Patent number 2,638,878
    • Issue date May 19, 1953
    • F24 - HEATING RANGES VENTILATING
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    2585477

    • Patent number 2,585,477
    • Issue date Feb 12, 1952
    • F24 - HEATING RANGES VENTILATING
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    2532527

    • Patent number 2,532,527
    • Issue date Dec 5, 1950
    • F24 - HEATING RANGES VENTILATING
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    2301683

    • Patent number 2,301,683
    • Issue date Nov 10, 1942
    • F24 - HEATING RANGES VENTILATING
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    2122228

    • Patent number 2,122,228
    • Issue date Jun 28, 1938
    • F24 - HEATING RANGES VENTILATING
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    2085256

    • Patent number 2,085,256
    • Issue date Jun 29, 1937
    • F24 - HEATING RANGES VENTILATING
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    2034172

    • Patent number 2,034,172
    • Issue date Mar 17, 1936
    • F24 - HEATING RANGES VENTILATING
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    1992305

    • Patent number 1,992,305
    • Issue date Feb 26, 1935
    • F24 - HEATING RANGES VENTILATING
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    1937117

    • Patent number 1,937,117
    • Issue date Nov 28, 1933
    • F24 - HEATING RANGES VENTILATING

Patents Applicationslast 30 patents