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the water tubes being arranged in one or more circles around the burner

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  • F24H1/403
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Parent Industries

FMECHANICAL ENGINEERING LIGHTING HEATING WEAPONS BLASTING ENGINES OR PUMPS F24Heating devices F24HFLUID HEATERS F24H1/00Water heaters having heat generating means

Current Industry

F24H1/403the water tubes being arranged in one or more circles around the burner
Industries

Patents Grantslast 30 patents

  • Information Patent Grant

    Heat exchange device and heat source machine
    • Patent number 10,890,356
    • Issue date Jan 12, 2021
    • Noritz Corporation
    • Naoya Shiotsu
    • F28 - HEAT EXCHANGE IN GENERAL
  • Information Patent Grant

    Heat exchanger with dual concentric tube rings
    • Patent number 10,458,677
    • Issue date Oct 29, 2019
    • Lochinvar, LLC
    • Jennifer Marie Russell
    • F28 - HEAT EXCHANGE IN GENERAL
  • Information Patent Grant

    Heat exchanger having arcuately and linearly arranged heat exchange...
    • Patent number 10,094,619
    • Issue date Oct 9, 2018
    • Laars Heating Systems Company
    • Christopher J. Holiday
    • F28 - HEAT EXCHANGE IN GENERAL
  • Information Patent Grant

    Heat source apparatus
    • Patent number 10,006,659
    • Issue date Jun 26, 2018
    • Rinnai Corporation
    • Takashi Ojiro
    • F24 - HEATING RANGES VENTILATING
  • Information Patent Grant

    Fuel cell module
    • Patent number 9,537,165
    • Issue date Jan 3, 2017
    • Honda Motor Co., Ltd.
    • Tetsuya Ogawa
    • C01 - INORGANIC CHEMISTRY
  • Information Patent Grant

    Dual-ring and straight fin tube condensing
    • Patent number 9,470,433
    • Issue date Oct 18, 2016
    • Suzhou CQ Heat Exchanger Co., Ltd.
    • Shuqing Cui
    • F24 - HEATING RANGES VENTILATING
  • Information Patent Grant

    Multiple-ring heat exchanger
    • Patent number 9,074,792
    • Issue date Jul 7, 2015
    • Harsco Corporation
    • Christopher John Ellingwood
    • F28 - HEAT EXCHANGE IN GENERAL
  • Information Patent Grant

    High capacity fuel-fired liquid heating apparatus
    • Patent number 8,740,611
    • Issue date Jun 3, 2014
    • Rheem Manufacturing Company
    • Raymond I. Hallit
    • F24 - HEATING RANGES VENTILATING
  • Information Patent Grant

    Boiler
    • Patent number 7,827,941
    • Issue date Nov 9, 2010
    • Miura Co., Ltd.
    • Soji Sumi
    • F28 - HEAT EXCHANGE IN GENERAL
  • Information Patent Grant

    Boiler
    • Patent number 7,775,182
    • Issue date Aug 17, 2010
    • Miura Co., Ltd.
    • Takashi Shindo
    • F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
  • Information Patent Grant

    Boiler and low-NOx combustion method
    • Patent number 7,647,898
    • Issue date Jan 19, 2010
    • Miura Co., Ltd.
    • Yuji Yoshinari
    • F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
  • Information Patent Grant

    Water heater with continuously variable air and fuel input
    • Patent number 6,694,926
    • Issue date Feb 24, 2004
    • Lochinvar Corporation
    • David C. Baese
    • F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
  • Information Patent Grant

    Burner
    • Patent number 6,619,951
    • Issue date Sep 16, 2003
    • Lochinvar Corporation
    • Timothy J. Bodnar
    • F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
  • Information Patent Grant

    Water-tube boiler
    • Patent number 6,318,305
    • Issue date Nov 20, 2001
    • Miura Co., Ltd.
    • Noboru Takubo
    • F24 - HEATING RANGES VENTILATING
  • Information Patent Grant

    Water-tube boiler
    • Patent number 6,253,715
    • Issue date Jul 3, 2001
    • Miura Co., Ltd.
    • Noboru Takubo
    • F24 - HEATING RANGES VENTILATING
  • Information Patent Grant

    Water-tube boiler
    • Patent number 6,116,196
    • Issue date Sep 12, 2000
    • Miura Co., Ltd.
    • Shigehiro Watanabe
    • F24 - HEATING RANGES VENTILATING
  • Information Patent Grant

    Water-tube boiler and burner
    • Patent number 6,041,743
    • Issue date Mar 28, 2000
    • Miura Co., Ltd.
    • Noboru Takubo
    • F24 - HEATING RANGES VENTILATING
  • Information Patent Grant

    Water-tube boiler with re-circulation means
    • Patent number 6,029,614
    • Issue date Feb 29, 2000
    • Miura Co., Ltd.
    • Toshihiro Kayahara
    • F24 - HEATING RANGES VENTILATING
  • Information Patent Grant

    Heat exchanger
    • Patent number 5,566,648
    • Issue date Oct 22, 1996
    • Frontier, Inc.
    • Gordon W. Fenn
    • F24 - HEATING RANGES VENTILATING
  • Information Patent Grant

    Absorption refrigeration and heat pump system with defrost
    • Patent number 4,972,679
    • Issue date Nov 27, 1990
    • Columbia Gas Service Corporation
    • Stephen E. Petty
    • F24 - HEATING RANGES VENTILATING
  • Information Patent Grant

    Hot water production appliances
    • Patent number 4,909,191
    • Issue date Mar 20, 1990
    • Chaffoteaux et Maury
    • Joseph Le Mer
    • F24 - HEATING RANGES VENTILATING
  • Information Patent Grant

    Gas water heater/boiler
    • Patent number 4,793,800
    • Issue date Dec 27, 1988
    • Lochinvar Water Heater Corporation
    • William L. Vallett
    • F24 - HEATING RANGES VENTILATING
  • Information Patent Grant

    Radiation heating apparatus
    • Patent number 4,731,017
    • Issue date Mar 15, 1988
    • Mitsubishi Petrochemical Engineering Co. Ltd.
    • Ryozo Echigo
    • F24 - HEATING RANGES VENTILATING
  • Information Patent Grant

    Gas water heater/boiler
    • Patent number 4,723,513
    • Issue date Feb 9, 1988
    • Lochinvar Water Heater Corporation
    • William L. Vallett
    • F24 - HEATING RANGES VENTILATING
  • Information Patent Grant

    Sealed forced-draft gas boiler disposition
    • Patent number 4,491,092
    • Issue date Jan 1, 1985
    • Societe Anonyme Saunier Duval/Eau Chaude/Chauffage-S.D.E.C.C.
    • Jean-Claude Charron
    • F24 - HEATING RANGES VENTILATING
  • Information Patent Grant

    Insulated heater module
    • Patent number 4,473,034
    • Issue date Sep 25, 1984
    • Amana Refrigeration, Inc.
    • James H. Raudabaugh
    • F24 - HEATING RANGES VENTILATING
  • Information Patent Grant

    High efficiency water heating system
    • Patent number 4,445,464
    • Issue date May 1, 1984
    • Advanced Mechanical Technology, Inc.
    • Joseph Gerstmann
    • F24 - HEATING RANGES VENTILATING
  • Information Patent Grant

    Sealed heat exchanger chamber with disposition of longitudinal wate...
    • Patent number 4,444,155
    • Issue date Apr 24, 1984
    • Societe Anonyme Saunier Duval Eau Chaude Chauffage
    • Jean-Claude Charron
    • F24 - HEATING RANGES VENTILATING
  • Information Patent Grant

    Gas boiler able to operate in a sealed combustion circuit
    • Patent number 4,401,058
    • Issue date Aug 30, 1983
    • Paquet Thermique, S.A.
    • Elie Charrier
    • F24 - HEATING RANGES VENTILATING
  • Information Patent Grant

    Gas boiler able to operate in a sealed combustion circuit
    • Patent number 4,366,778
    • Issue date Jan 4, 1983
    • Paquet Thermique, S.A.
    • Elie Charrier
    • F24 - HEATING RANGES VENTILATING

Patents Applicationslast 30 patents

  • Information Patent Application

    BOILER AND USE THEREOF
    • Publication number 20250035338
    • Publication date Jan 30, 2025
    • LA NUOVA COTERM SRL
    • Mauro Ramazzotto
    • F24 - HEATING RANGES VENTILATING
  • Information Patent Application

    HEAT EXCHANGER FOR HEATING DEVICES, AND TUBE-ASSEMBLY MODULE FOR A...
    • Publication number 20230228455
    • Publication date Jul 20, 2023
    • COSMOGAS S.r.l.
    • Alberto ALESSANDRINI
    • F28 - HEAT EXCHANGE IN GENERAL
  • Information Patent Application

    BOILER AND METHOD FOR CONTROLLING BOILER
    • Publication number 20200191382
    • Publication date Jun 18, 2020
    • Miura Co., Ltd.
    • Akiyoshi OKABE
    • F22 - STEAM GENERATION
  • Information Patent Application

    HEAT EXCHANGE DEVICE AND HEAT SOURCE MACHINE
    • Publication number 20190226719
    • Publication date Jul 25, 2019
    • Noritz Corporation
    • Naoya Shiotsu
    • F28 - HEAT EXCHANGE IN GENERAL
  • Information Patent Application

    HEAT EXCHANGER FOR HEATING WATER
    • Publication number 20190078772
    • Publication date Mar 14, 2019
    • Laars Heating Stystems Company
    • Christopher J. JACQUES
    • F22 - STEAM GENERATION
  • Information Patent Application

    Heat Exchanger With Dual Concentric Tube Rings
    • Publication number 20170167753
    • Publication date Jun 15, 2017
    • LOCHINVAR, LLC
    • Jennifer Marie Russell
    • F24 - HEATING RANGES VENTILATING
  • Information Patent Application

    CONDENSING TYPE HOT WATER BOILER
    • Publication number 20140290590
    • Publication date Oct 2, 2014
    • Sung-Hwan CHOI
    • F24 - HEATING RANGES VENTILATING
  • Information Patent Application

    HIGH CAPACITY FUEL-FIRED LIQUID HEATING APPARATUS
    • Publication number 20120208139
    • Publication date Aug 16, 2012
    • RHEEM MANUFACTURING COMPANY
    • Raymond I. Hallit
    • F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
  • Information Patent Application

    MULTIPLE-RING HEAT EXCHANGER
    • Publication number 20110203781
    • Publication date Aug 25, 2011
    • HARSCO CORPORATION
    • Christopher John ELLINGWOOD
    • F28 - HEAT EXCHANGE IN GENERAL
  • Information Patent Application

    HEATING DEVICE
    • Publication number 20110114086
    • Publication date May 19, 2011
    • Juergen Rollmann
    • F24 - HEATING RANGES VENTILATING
  • Information Patent Application

    Boiler
    • Publication number 20090133644
    • Publication date May 28, 2009
    • Takashi Shindo
    • F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
  • Information Patent Application

    Boiler
    • Publication number 20090025659
    • Publication date Jan 29, 2009
    • Miura Co., Ltd.
    • Tomohiro Ookubo
    • F22 - STEAM GENERATION
  • Information Patent Application

    Boiler
    • Publication number 20080127910
    • Publication date Jun 5, 2008
    • Miura Co., Ltd.
    • Soji Sumi
    • F28 - HEAT EXCHANGE IN GENERAL
  • Information Patent Application

    Boiler and low-NOx combustion method
    • Publication number 20060177784
    • Publication date Aug 10, 2006
    • Miura Co. Ltd.
    • Yuji Yoshinari
    • F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
  • Information Patent Application

    Water heater with continuously variable air and fuel input
    • Publication number 20050274328
    • Publication date Dec 15, 2005
    • David C. Baese
    • F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
  • Information Patent Application

    Water heater with continuously variable air and fuel input
    • Publication number 20030005892
    • Publication date Jan 9, 2003
    • David C. Baese
    • F24 - HEATING RANGES VENTILATING
  • Information Patent Application

    Burner
    • Publication number 20020092482
    • Publication date Jul 18, 2002
    • Timothy J. Bodnar
    • F24 - HEATING RANGES VENTILATING