using electrical or electromechanical means

Industry

  • CPC
  • F23N1/085
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Patents Grantslast 30 patents

  • Information Patent Grant

    Water heater pilot operation

    • Patent number 11,573,032
    • Issue date Feb 7, 2023
    • Rheem Manufacturing Company
    • Jozef Boros
    • F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
  • Information Patent Grant

    Control method of thermostatic system

    • Patent number 6,648,235
    • Issue date Nov 18, 2003
    • Guard Sound Industry Co., Ltd.
    • Nien-Feng Chan
    • F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
  • Information Patent Grant

    Thermostatic gas valve with a pressure regulator

    • Patent number 6,637,669
    • Issue date Oct 28, 2003
    • Fagor, S. Coop.
    • Jon Ganzabal Areso
    • F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
  • Information Patent Grant

    Control system, control device therefor and methods of making the same

    • Patent number 5,407,128
    • Issue date Apr 18, 1995
    • Robertshaw Controls Company
    • Gilbert Schultz
    • F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
  • Information Patent Grant

    Control system, control device therefor and methods of making the same

    • Patent number 5,326,029
    • Issue date Jul 5, 1994
    • Robertshaw Controls Company
    • Gilbert Schultz
    • F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
  • Information Patent Grant

    Ignition device for water heaters

    • Patent number 5,297,535
    • Issue date Mar 29, 1994
    • Chang P. Chi
    • F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
  • Information Patent Grant

    Control system for water heaters

    • Patent number 5,092,519
    • Issue date Mar 3, 1992
    • Bradford-White Corporation
    • Charles W. Staats
    • G05 - CONTROLLING REGULATING
  • Information Patent Grant

    Gas water heaters or bath heaters

    • Patent number 4,770,161
    • Issue date Sep 13, 1988
    • Chaffoteaux & Maury
    • Jean-Claude Charron
    • F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
  • Information Patent Grant

    Water heater secondary control device

    • Patent number 4,684,061
    • Issue date Aug 4, 1987
    • BR Laboratories, Inc.
    • Bodh R. Subherwal
    • F24 - HEATING RANGES VENTILATING
  • Information Patent Grant

    Water heater

    • Patent number 4,627,416
    • Issue date Dec 9, 1986
    • Rinnai Kabushiki Kaisha
    • Hiroshi Ito
    • F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
  • Information Patent Grant

    Heat generating system for multi-purpose usages and recovery of pro...

    • Patent number 4,529,120
    • Issue date Jul 16, 1985
    • Robert L. Fleshman
    • F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
  • Information Patent Grant

    Variable stage direct field boiler

    • Patent number 4,462,342
    • Issue date Jul 31, 1984
    • David P. Welden
    • F22 - STEAM GENERATION
  • Information Patent Grant

    Process and apparatus for the continuous burning of a fuel

    • Patent number 4,285,663
    • Issue date Aug 25, 1981
    • Wilfried Boder
    • F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
  • Information Patent Grant

    Diesel fueled engine coolant heater

    • Patent number 4,099,488
    • Issue date Jul 11, 1978
    • Hunter Investment Company
    • Ralph S. Damon
    • B60 - VEHICLES IN GENERAL
  • Information Patent Grant

    3917162

    • Patent number 3,917,162
    • Issue date Nov 4, 1975
    • F24 - HEATING RANGES VENTILATING
  • Information Patent Grant

    3801258

    • Patent number 3,801,258
    • Issue date Apr 2, 1974
    • F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
  • Information Patent Grant

    3647136

    • Patent number 3,647,136
    • Issue date Mar 7, 1972
    • F24 - HEATING RANGES VENTILATING
  • Information Patent Grant

    3627202

    • Patent number 3,627,202
    • Issue date Dec 14, 1971
    • F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
  • Information Patent Grant

    3490693

    • Patent number 3,490,693
    • Issue date Jan 20, 1970
    • F24 - HEATING RANGES VENTILATING
  • Information Patent Grant

    3485176

    • Patent number 3,485,176
    • Issue date Dec 23, 1969
    • B08 - CLEANING
  • Information Patent Grant

    3383042

    • Patent number 3,383,042
    • Issue date May 14, 1968
    • F24 - HEATING RANGES VENTILATING
  • Information Patent Grant

    3196844

    • Patent number 3,196,844
    • Issue date Jul 27, 1965
    • F22 - STEAM GENERATION
  • Information Patent Grant

    2848167

    • Patent number 2,848,167
    • Issue date Aug 19, 1958
    • F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
  • Information Patent Grant

    2767355

    • Patent number 2,767,355
    • Issue date Oct 16, 1956
    • F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
  • Information Patent Grant

    2583814

    • Patent number 2,583,814
    • Issue date Jan 29, 1952
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    2513045

    • Patent number 2,513,045
    • Issue date Jun 27, 1950
    • F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
  • Information Patent Grant

    2303701

    • Patent number 2,303,701
    • Issue date Dec 1, 1942
    • F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
  • Information Patent Grant

    2303702

    • Patent number 2,303,702
    • Issue date Dec 1, 1942
    • F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
  • Information Patent Grant

    2252368

    • Patent number 2,252,368
    • Issue date Aug 12, 1941
    • F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
  • Information Patent Grant

    2227447

    • Patent number 2,227,447
    • Issue date Jan 7, 1941
    • F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES

Patents Applicationslast 30 patents