including secondary combustion

Patents Grantslast 30 patents

  • Information Patent Grant

    Apparatus and method for improving campfire heat distribution and a...

    • Patent number 10,598,376
    • Issue date Mar 24, 2020
    • Lee Alan Schunk
    • F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
  • Information Patent Grant

    Oxygen injected biomass to BTUs transformer

    • Patent number 10,352,561
    • Issue date Jul 16, 2019
    • Douglas M. Thompson
    • F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
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    Combustion system

    • Patent number 10,197,286
    • Issue date Feb 5, 2019
    • Jason Joren Jens Stewart
    • F24 - HEATING RANGES VENTILATING
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    Small, high efficient wood stove

    • Patent number 9,683,745
    • Issue date Jun 20, 2017
    • Roger Lehet
    • F24 - HEATING RANGES VENTILATING
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    Two-chamber eductor based incinerator with exhaust gas recirculation

    • Patent number 9,115,894
    • Issue date Aug 25, 2015
    • The United States of America as represented by the Secretary of the Navy
    • James R. Mann
    • F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
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    Method and an apparatus for performing an energy efficient desulphu...

    • Patent number 8,932,529
    • Issue date Jan 13, 2015
    • Siemens Aktiengesellschaft
    • Elena Arvanitis
    • Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
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    Fire grate for enhanced combustion with vertical and horizontal exp...

    • Patent number 8,602,020
    • Issue date Dec 10, 2013
    • Earth's Flame, Inc.
    • Steve Marple
    • F24 - HEATING RANGES VENTILATING
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    Oven having built-in gas biasing means

    • Patent number 6,116,898
    • Issue date Sep 12, 2000
    • Gaston Frechette
    • F26 - DRYING
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    Woodstove for heated air forced into a secondary combustion chamber...

    • Patent number 5,007,404
    • Issue date Apr 16, 1991
    • The United States of America as represented by the Administrator of the U. S....
    • Robert E. Hall
    • F24 - HEATING RANGES VENTILATING
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    Method and apparatus for incorporating incandescent filter for prod...

    • Patent number 4,869,181
    • Issue date Sep 26, 1989
    • Clinton B. Pike
    • F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
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    Combustible particulate fuel heater

    • Patent number 4,565,184
    • Issue date Jan 21, 1986
    • Bruce H. Collins
    • F24 - HEATING RANGES VENTILATING
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    Apparatus for firing solid fuels

    • Patent number 4,446,800
    • Issue date May 8, 1984
    • HB Megaron
    • Anders Lovgren
    • F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
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    Boilers

    • Patent number 4,325,310
    • Issue date Apr 20, 1982
    • Trianco Redfyre Limited
    • Thomas A. Babbage
    • F24 - HEATING RANGES VENTILATING
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    Furnace for consuming solid fuel

    • Patent number 4,321,879
    • Issue date Mar 30, 1982
    • Auvo A. S. Toivo
    • F24 - HEATING RANGES VENTILATING
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    Apparatus for heating a heat transfer fluid protected against overh...

    • Patent number 4,044,727
    • Issue date Aug 30, 1977
    • Konus-Kessel Gesellschaft fur Warmetechnik mbH & Co. KG
    • Niklaus Rychen
    • F24 - HEATING RANGES VENTILATING
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    3149625

    • Patent number 3,149,625
    • Issue date Sep 22, 1964
    • F24 - HEATING RANGES VENTILATING
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    3070076

    • Patent number 3,070,076
    • Issue date Dec 25, 1962
    • F24 - HEATING RANGES VENTILATING
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    2845905

    • Patent number 2,845,905
    • Issue date Aug 5, 1958
    • F24 - HEATING RANGES VENTILATING
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    2799254

    • Patent number 2,799,254
    • Issue date Jul 16, 1957
    • F22 - STEAM GENERATION
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    2642019

    • Patent number 2,642,019
    • Issue date Jun 16, 1953
    • F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
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    2534377

    • Patent number 2,534,377
    • Issue date Dec 19, 1950
    • F24 - HEATING RANGES VENTILATING
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    2483728

    • Patent number 2,483,728
    • Issue date Oct 4, 1949
    • F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
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    2468415

    • Patent number 2,468,415
    • Issue date Apr 26, 1949
    • F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
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    2452843

    • Patent number 2,452,843
    • Issue date Nov 2, 1948
    • F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
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    2374808

    • Patent number 2,374,808
    • Issue date May 1, 1945
    • F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
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    2367558

    • Patent number 2,367,558
    • Issue date Jan 16, 1945
    • F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
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    2242709

    • Patent number 2,242,709
    • Issue date May 20, 1941
    • F24 - HEATING RANGES VENTILATING
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    2157195

    • Patent number 2,157,195
    • Issue date May 9, 1939
    • F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
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    1843180

    • Patent number 1,843,180
    • Issue date Feb 2, 1932
    • F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
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    1800105

    • Patent number 1,800,105
    • Issue date Apr 7, 1931
    • F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES

Patents Applicationslast 30 patents