the combustion apparatus being modified according to the form of grate or other fuel support

Patents Grantslast 30 patents

  • Information Patent Grant

    Grateless, back drafted and back fed pellet stove

    • Patent number 12,146,657
    • Issue date Nov 19, 2024
    • Stephen Thomas Spevak
    • C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
  • Information Patent Grant

    Biomass pellet stove

    • Patent number 10,712,013
    • Issue date Jul 14, 2020
    • TANGCHENGXIAN HUALONG MACHINERY PLANT
    • Zhicun Zhang
    • F24 - HEATING RANGES VENTILATING
  • Information Patent Grant

    Apparatus for combustion of biofuels

    • Patent number 8,210,110
    • Issue date Jul 3, 2012
    • Hestia Heating Products, Inc.
    • Eric W. Nelson
    • F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
  • Information Patent Grant

    Apparatus for combustion of biofuels

    • Patent number 7,721,661
    • Issue date May 25, 2010
    • Hestia Heating Products, Inc.
    • Eric W. Nelson
    • F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
  • Information Patent Grant

    Incinerator with a bowl-shaped grate

    • Patent number 6,769,370
    • Issue date Aug 3, 2004
    • Ming-Chuo Lee
    • F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
  • Information Patent Grant

    Heating equipment

    • Patent number 6,183,247
    • Issue date Feb 6, 2001
    • SL Varmeekonomi
    • Sven Lindberg
    • F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
  • Information Patent Grant

    Device for combustion of moist fuel

    • Patent number 5,904,105
    • Issue date May 18, 1999
    • Matti Pappinen
    • F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
  • Information Patent Grant

    Reciprocating stove grate allowing air flow therethrough

    • Patent number 5,265,587
    • Issue date Nov 30, 1993
    • Timothy R. Carlson
    • F24 - HEATING RANGES VENTILATING
  • Information Patent Grant

    Firebox furnace with automatic feeding system

    • Patent number 5,261,335
    • Issue date Nov 16, 1993
    • Leslie Blevins
    • F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
  • Information Patent Grant

    Combustion device for wood and coal

    • Patent number 5,137,009
    • Issue date Aug 11, 1992
    • Heribert Posch
    • F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
  • Information Patent Grant

    Apparatus for combustion of solid particulate fuel

    • Patent number 4,947,769
    • Issue date Aug 14, 1990
    • Oliver J. Whitfield
    • F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
  • Information Patent Grant

    Grate for coal stove

    • Patent number 4,803,973
    • Issue date Feb 14, 1989
    • Harman Stove and Welding, Inc.
    • Dane P. Harman
    • F24 - HEATING RANGES VENTILATING
  • Information Patent Grant

    Vibratory fluidized bed reactor

    • Patent number 4,628,834
    • Issue date Dec 16, 1986
    • Alastair H. McKelvie
    • C21 - METALLURGY OF IRON
  • Information Patent Grant

    Vibrating grate in a heating boiler

    • Patent number 4,610,208
    • Issue date Sep 9, 1986
    • Kils el Ab
    • Bjarne Lersten
    • F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
  • Information Patent Grant

    Grate bar and grate tumbler for the tumbler grate of, e.g., a trash...

    • Patent number 4,610,209
    • Issue date Sep 9, 1986
    • Mullverbrennungsanlage Wuppertal GmbH
    • Sedat Temelli
    • F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
  • Information Patent Grant

    Downdraft stove with tubular grating

    • Patent number 4,607,610
    • Issue date Aug 26, 1986
    • Hans G. Zimmermann
    • F24 - HEATING RANGES VENTILATING
  • Information Patent Grant

    Self feeding wood burning stove

    • Patent number 4,606,282
    • Issue date Aug 19, 1986
    • Karl Steindal
    • F24 - HEATING RANGES VENTILATING
  • Information Patent Grant

    Biomass-fueled furnace

    • Patent number 4,559,882
    • Issue date Dec 24, 1985
    • Lawrence A. Dobson
    • F24 - HEATING RANGES VENTILATING
  • Information Patent Grant

    Wood and gas fired furnace

    • Patent number 4,557,248
    • Issue date Dec 10, 1985
    • James A. Richards
    • F24 - HEATING RANGES VENTILATING
  • Information Patent Grant

    Fuel stoker and furnace

    • Patent number 4,548,194
    • Issue date Oct 22, 1985
    • Tony L. Schafer
    • F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
  • Information Patent Grant

    Solid fuel burner

    • Patent number 4,528,917
    • Issue date Jul 16, 1985
    • Northwest Iron Fireman, Inc.
    • Clifford S. Jacobs
    • F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
  • Information Patent Grant

    Heating unit

    • Patent number 4,493,270
    • Issue date Jan 15, 1985
    • Arthur P. Gamroth
    • F24 - HEATING RANGES VENTILATING
  • Information Patent Grant

    Fuel stoker and furnace

    • Patent number 4,454,860
    • Issue date Jun 19, 1984
    • Schafer; Stephen A.
    • Tony L. Schafer
    • F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
  • Information Patent Grant

    Industrial furnace

    • Patent number 4,450,776
    • Issue date May 29, 1984
    • Robert L. Stevenson
    • F24 - HEATING RANGES VENTILATING
  • Information Patent Grant

    Coal burning apparatus

    • Patent number 4,449,462
    • Issue date May 22, 1984
    • King Coal Furnace Corporation
    • Michael F. Robb
    • F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
  • Information Patent Grant

    Apparatus for firing solid fuels

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

    Fuel stoker and furnace

    • Patent number 4,430,948
    • Issue date Feb 14, 1984
    • Western Heating, Inc.
    • Tony L. Schafer
    • F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
  • Information Patent Grant

    Shavings--or chips--fired burner unit for heating boilers

    • Patent number 4,430,949
    • Issue date Feb 14, 1984
    • Ake Ekenberg
    • F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
  • Information Patent Grant

    Furnace

    • Patent number 4,421,040
    • Issue date Dec 20, 1983
    • Olle Lindstrom
    • C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
  • Information Patent Grant

    Solid fuel burning furnace

    • Patent number 4,384,535
    • Issue date May 24, 1983
    • Alastair H. McKelvie
    • F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES

Patents Applicationslast 30 patents

  • Information Patent Application

    SYSTEM AND METHOD FOR CALCINING COAL GANGUE

    • Publication number 20220243910
    • Publication date Aug 4, 2022
    • Xinqian Shu
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Application

    Grateless, Back Drafted and Back Fed Pellet Stove

    • Publication number 20220090780
    • Publication date Mar 24, 2022
    • Stephen Thomas Spevak
    • F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
  • Information Patent Application

    BIOMASS PELLET STOVE

    • Publication number 20180340690
    • Publication date Nov 29, 2018
    • Tanchengxian Hualong MACHINERY PLANT Sole Proprietorship Enterprise
    • Zhicun ZHANG
    • F24 - HEATING RANGES VENTILATING
  • Information Patent Application

    APPARATUS FOR COMBUSTION OF BIOFUELS

    • Publication number 20090272302
    • Publication date Nov 5, 2009
    • Eric W. Nelson
    • F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
  • Information Patent Application

    APPARATUS FOR COMBUSTION OF BIOFUELS

    • Publication number 20080092790
    • Publication date Apr 24, 2008
    • Eric W. Nelson
    • F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES