Water heaters having plural combustion chambers

Industry

  • CPC
  • F24H1/46
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Patents Grantslast 30 patents

  • Information Patent Grant

    Integrated pressure condensing boiler

    • Patent number 12,018,860
    • Issue date Jun 25, 2024
    • Langfang Jinhua Boiler Co., Ltd.
    • Guoling Ye
    • F24 - HEATING RANGES VENTILATING
  • Information Patent Grant

    Water heating apparatus and method for controlling the apparatus

    • Patent number 11,703,253
    • Issue date Jul 18, 2023
    • KYUNGDONG NAVIEN CO., LTD.
    • Chang Heoi Heo
    • F24 - HEATING RANGES VENTILATING
  • Information Patent Grant

    Water heater

    • Patent number 10,619,889
    • Issue date Apr 14, 2020
    • Paloma Co., Ltd.
    • Makoto Takeuchi
    • F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
  • Information Patent Grant

    Combustion device and combustion device system including combustion...

    • Patent number 10,539,338
    • Issue date Jan 21, 2020
    • Noritz Corporation
    • Shinichi Okamoto
    • F24 - HEATING RANGES VENTILATING
  • Information Patent Grant

    Water heater

    • Patent number 10,066,852
    • Issue date Sep 4, 2018
    • Noritz Corporation
    • Kazuhiro Nishimura
    • Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
  • Information Patent Grant

    Variable output heating control system

    • Patent number 9,317,046
    • Issue date Apr 19, 2016
    • Mike Gum
    • G05 - CONTROLLING REGULATING
  • Information Patent Grant

    Combustion apparatus

    • Patent number 9,291,364
    • Issue date Mar 22, 2016
    • Noritz Corporation
    • Shinichi Okamoto
    • F24 - HEATING RANGES VENTILATING
  • Information Patent Grant

    High efficiency wood or biomass boiler

    • Patent number 8,640,655
    • Issue date Feb 4, 2014
    • Dale C. Furman
    • F24 - HEATING RANGES VENTILATING
  • Information Patent Grant

    Water heater

    • Patent number 8,267,051
    • Issue date Sep 18, 2012
    • Rinnai Corporation
    • Masakazu Ando
    • F24 - HEATING RANGES VENTILATING
  • Information Patent Grant

    Single can-type composite heat source machine

    • Patent number 8,015,950
    • Issue date Sep 13, 2011
    • Rinnai Corporation
    • Hideo Okamoto
    • F24 - HEATING RANGES VENTILATING
  • Information Patent Grant

    Condensation heat exchanger including 2 primary bundles and a secon...

    • Patent number 7,909,005
    • Issue date Mar 22, 2011
    • Giannoni France
    • Joseph Le Mer
    • F28 - HEAT EXCHANGE IN GENERAL
  • Information Patent Grant

    Heating apparatus

    • Patent number 7,647,897
    • Issue date Jan 19, 2010
    • Noritz Corporation
    • Ichiro Ootomo
    • F28 - HEAT EXCHANGE IN GENERAL
  • Information Patent Grant

    Radiant cell watertube boiler and method

    • Patent number 5,410,989
    • Issue date May 2, 1995
    • Alzeta Corporation
    • Robert M. Kendall
    • F24 - HEATING RANGES VENTILATING
  • Information Patent Grant

    Heating apparatus

    • Patent number 4,700,686
    • Issue date Oct 20, 1987
    • Chi G. Woo
    • F24 - HEATING RANGES VENTILATING
  • Information Patent Grant

    Hot water heating installation

    • Patent number 4,584,985
    • Issue date Apr 29, 1986
    • Ruegg Chemineebau AG
    • Walter Ruegg
    • F24 - HEATING RANGES VENTILATING
  • Information Patent Grant

    Multi-fueled boiler

    • Patent number 4,393,814
    • Issue date Jul 19, 1983
    • Raymond Sievert
    • F24 - HEATING RANGES VENTILATING
  • Information Patent Grant

    Boiler for use with charges of wood fuel

    • Patent number 4,389,980
    • Issue date Jun 28, 1983
    • Dumont Industries
    • Richard P. Marcotte
    • F24 - HEATING RANGES VENTILATING
  • Information Patent Grant

    Heating boiler

    • Patent number 4,296,711
    • Issue date Oct 27, 1981
    • EABVV Utvecklings Aktiebolag
    • Erik A. Bilberg
    • F24 - HEATING RANGES VENTILATING
  • Information Patent Grant

    Two-chamber boiler for burner firing and solid fuel firing

    • Patent number 4,296,712
    • Issue date Oct 27, 1981
    • Hoval Interliz AG
    • Alfred Vogt
    • F24 - HEATING RANGES VENTILATING
  • Information Patent Grant

    3681566

    • Patent number 3,681,566
    • Issue date Aug 1, 1972
    • F24 - HEATING RANGES VENTILATING
  • Information Patent Grant

    3308805

    • Patent number 3,308,805
    • Issue date Mar 14, 1967
    • F24 - HEATING RANGES VENTILATING
  • Information Patent Grant

    3251345

    • Patent number 3,251,345
    • Issue date May 17, 1966
    • F24 - HEATING RANGES VENTILATING
  • Information Patent Grant

    3223074

    • Patent number 3,223,074
    • Issue date Dec 14, 1965
    • F24 - HEATING RANGES VENTILATING
  • Information Patent Grant

    3066655

    • Patent number 3,066,655
    • Issue date Dec 4, 1962
    • F24 - HEATING RANGES VENTILATING
  • Information Patent Grant

    2752897

    • Patent number 2,752,897
    • Issue date Jul 3, 1956
    • F24 - HEATING RANGES VENTILATING
  • Information Patent Grant

    2572100

    • Patent number 2,572,100
    • Issue date Oct 23, 1951
    • F24 - HEATING RANGES VENTILATING
  • Information Patent Grant

    2420231

    • Patent number 2,420,231
    • Issue date May 6, 1947
    • F24 - HEATING RANGES VENTILATING
  • Information Patent Grant

    2243455

    • Patent number 2,243,455
    • Issue date May 27, 1941
    • F24 - HEATING RANGES VENTILATING
  • Information Patent Grant

    2186803

    • Patent number 2,186,803
    • Issue date Jan 9, 1940
    • F24 - HEATING RANGES VENTILATING
  • Information Patent Grant

    2120165

    • Patent number 2,120,165
    • Issue date Jun 7, 1938
    • F24 - HEATING RANGES VENTILATING

Patents Applicationslast 30 patents