using electrical or electromechanical means

Patents Grantslast 30 patents

  • Information Patent Grant

    Open solenoid valve with arc relighter, method to augment flame saf...

    • Patent number 9,657,947
    • Issue date May 23, 2017
    • Oil, Gas and Industrial Process Equipment, Inc.
    • Scott Cook
    • F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
  • Information Patent Grant

    Video temperature monitor

    • Patent number 5,225,883
    • Issue date Jul 6, 1993
    • The Babcock & Wilcox Company
    • Hudson R. Carter
    • G08 - SIGNALLING
  • Information Patent Grant

    Burner with ignition device

    • Patent number 4,595,353
    • Issue date Jun 17, 1986
    • Shell Oil Company
    • Simon de Haan
    • F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
  • Information Patent Grant

    Oil burner primary control for interrupted ignition system

    • Patent number 4,406,612
    • Issue date Sep 27, 1983
    • Emerson Electric Co.
    • Donald E. Donnelly
    • F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
  • Information Patent Grant

    Waste oil heater having fuel control system

    • Patent number 4,303,055
    • Issue date Dec 1, 1981
    • Stanley Fixler
    • F24 - HEATING RANGES VENTILATING
  • Information Patent Grant

    Oil burner primary control for interrupted ignition system

    • Patent number 4,242,081
    • Issue date Dec 30, 1980
    • Emerson Electric Co.
    • Donald E. Donnelly
    • F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
  • Information Patent Grant

    3873955

    • Patent number 3,873,955
    • Issue date Mar 25, 1975
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    3825397

    • Patent number 3,825,397
    • Issue date Jul 23, 1974
    • F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
  • Information Patent Grant

    3538332

    • Patent number 3,538,332
    • Issue date Nov 3, 1970
    • F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
  • Information Patent Grant

    3532450

    • Patent number 3,532,450
    • Issue date Oct 6, 1970
    • F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
  • Information Patent Grant

    3514242

    • Patent number 3,514,242
    • Issue date May 26, 1970
    • F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
  • Information Patent Grant

    3451759

    • Patent number 3,451,759
    • Issue date Jun 24, 1969
    • F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
  • Information Patent Grant

    3434788

    • Patent number 3,434,788
    • Issue date Mar 25, 1969
    • F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
  • Information Patent Grant

    3387135

    • Patent number 3,387,135
    • Issue date Jun 4, 1968
    • G08 - SIGNALLING
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    3358735

    • Patent number 3,358,735
    • Issue date Dec 19, 1967
    • F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
  • Information Patent Grant

    3327193

    • Patent number 3,327,193
    • Issue date Jun 20, 1967
    • F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
  • Information Patent Grant

    3304989

    • Patent number 3,304,989
    • Issue date Feb 21, 1967
    • F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
  • Information Patent Grant

    3286761

    • Patent number 3,286,761
    • Issue date Nov 22, 1966
    • F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
  • Information Patent Grant

    3280882

    • Patent number 3,280,882
    • Issue date Oct 25, 1966
    • F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
  • Information Patent Grant

    3273626

    • Patent number 3,273,626
    • Issue date Sep 20, 1966
    • F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
  • Information Patent Grant

    3233650

    • Patent number 3,233,650
    • Issue date Feb 8, 1966
    • F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
  • Information Patent Grant

    3224487

    • Patent number 3,224,487
    • Issue date Dec 21, 1965
    • F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
  • Information Patent Grant

    3223137

    • Patent number 3,223,137
    • Issue date Dec 14, 1965
    • F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
  • Information Patent Grant

    3208060

    • Patent number 3,208,060
    • Issue date Sep 21, 1965
    • F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
  • Information Patent Grant

    3198236

    • Patent number 3,198,236
    • Issue date Aug 3, 1965
    • F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
  • Information Patent Grant

    3190341

    • Patent number 3,190,341
    • Issue date Jun 22, 1965
    • F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
  • Information Patent Grant

    3188836

    • Patent number 3,188,836
    • Issue date Jun 15, 1965
    • F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
  • Information Patent Grant

    3161863

    • Patent number 3,161,863
    • Issue date Dec 15, 1964
    • G08 - SIGNALLING
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    3143161

    • Patent number 3,143,161
    • Issue date Aug 4, 1964
    • F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
  • Information Patent Grant

    3143162

    • Patent number 3,143,162
    • Issue date Aug 4, 1964
    • F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES

Patents Applicationslast 30 patents