to determine the sequence of supply of fuel to pilot and main burners

Patents Grantslast 30 patents

  • Information Patent Grant

    Dual fuel direct ignition burners

    • Patent number 11,555,612
    • Issue date Jan 17, 2023
    • Babcock Power Services, Inc.
    • Stephen Black
    • F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
  • Information Patent Grant

    Control valves for heaters and fireplace devices

    • Patent number 9,587,830
    • Issue date Mar 7, 2017
    • David Deng
    • F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
  • Information Patent Grant

    Control valves for heaters and fireplace devices

    • Patent number 9,097,422
    • Issue date Aug 4, 2015
    • Procom Heating, Inc.
    • David Deng
    • F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
  • Information Patent Grant

    Control valves for heaters and fireplace devices

    • Patent number 8,317,511
    • Issue date Nov 27, 2012
    • Continental Appliances, Inc.
    • David Deng
    • F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
  • Information Patent Grant

    Control valves for heaters and fireplace devices

    • Patent number 7,654,820
    • Issue date Feb 2, 2010
    • David Deng
    • F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
  • Information Patent Grant

    Combination control with high/low pilot gas flow

    • Patent number 4,413,975
    • Issue date Nov 8, 1983
    • Essex Group, Inc.
    • Jesse H. Turner
    • F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
  • Information Patent Grant

    Fuel ignition control arrangement employing dual flame sensors

    • Patent number 4,197,082
    • Issue date Apr 8, 1980
    • Johnson Controls, Inc.
    • Russell B. Matthews
    • F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
  • Information Patent Grant

    Intermittent pilot ignition system

    • Patent number 4,194,875
    • Issue date Mar 25, 1980
    • Cam-Stat Incorporated
    • William L. Hewitt
    • F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
  • Information Patent Grant

    Fuel burner safe starting system

    • Patent number 4,188,180
    • Issue date Feb 12, 1980
    • Honeywell Inc.
    • William B. Hamelink
    • F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
  • Information Patent Grant

    3476491

    • Patent number 3,476,491
    • Issue date Nov 4, 1969
    • F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
  • Information Patent Grant

    3063432

    • Patent number 3,063,432
    • Issue date Nov 13, 1962
    • F24 - HEATING RANGES VENTILATING
  • Information Patent Grant

    3004713

    • Patent number 3,004,713
    • Issue date Oct 17, 1961
    • F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
  • Information Patent Grant

    2988140

    • Patent number 2,988,140
    • Issue date Jun 13, 1961
    • F24 - HEATING RANGES VENTILATING
  • Information Patent Grant

    2950755

    • Patent number 2,950,755
    • Issue date Aug 30, 1960
    • F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
  • Information Patent Grant

    2817973

    • Patent number 2,817,973
    • Issue date Dec 31, 1957
    • G05 - CONTROLLING REGULATING
  • Information Patent Grant

    2815034

    • Patent number 2,815,034
    • Issue date Dec 3, 1957
    • F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
  • Information Patent Grant

    2693200

    • Patent number 2,693,200
    • Issue date Nov 2, 1954
    • G05 - CONTROLLING REGULATING
  • Information Patent Grant

    2588674

    • Patent number 2,588,674
    • Issue date Mar 11, 1952
    • G05 - CONTROLLING REGULATING
  • Information Patent Grant

    2584458

    • Patent number 2,584,458
    • Issue date Feb 5, 1952
    • G05 - CONTROLLING REGULATING
  • Information Patent Grant

    2564863

    • Patent number 2,564,863
    • Issue date Aug 21, 1951
    • F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
  • Information Patent Grant

    2379124

    • Patent number 2,379,124
    • Issue date Jun 26, 1945
    • G05 - CONTROLLING REGULATING
  • Information Patent Grant

    2332108

    • Patent number 2,332,108
    • Issue date Oct 19, 1943
    • F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
  • Information Patent Grant

    2236673

    • Patent number 2,236,673
    • Issue date Apr 1, 1941
    • F24 - HEATING RANGES VENTILATING
  • Information Patent Grant

    1791530

    • Patent number 1,791,530
    • Issue date Feb 10, 1931
    • F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES

Patents Applicationslast 30 patents