Patents for F23H 5 - Double grates (79)
12/2014
12/17/2014CN204026692U 一种生活垃圾焚烧炉的组合式双层炉排块及炉排结构 Modular double block and grate grate structure of a garbage incinerator
11/2013
11/21/2013US20130306049 Collapsible dual-tier fire grate kit
10/2013
10/09/2013CN203231529U Dual-purpose hot-water boiler for moulded coal and bulk coal
05/2013
05/15/2013EP2592339A1 Solid fuel burning device
02/2013
02/20/2013CN202747321U Small dual-layer fixing grate firing boiler
01/2013
01/09/2013CN202660520U Low-smoke-dust double-layer counter-burning steam boiler
12/2012
12/05/2012EP2530379A2 Burner for a biomass fuel boiler and biomass fuel boiler
11/2012
11/21/2012CN202546711U Single-drum transverse two-layer fire grate water tube boiler
08/2012
08/29/2012CN202403265U Bio-fuel boiler
06/2012
06/20/2012CN202281259U 新型高效节能锅炉 New energy efficient boiler
04/2012
04/18/2012CN202195488U 一种新型炉排 A new grate
03/2012
03/14/2012CN202166066U 一种反烧炉用炉排 An anti-burning furnace grate
12/2011
12/07/2011CN202066033U 上下交错叉形机械炉排 Staggered up and down fork mechanical grate
11/2011
11/09/2011CN202032562U Efficient energy-saving pyrolysis combustion furnace
06/2011
06/01/2011CN201852075U Novel intelligent normal-pressure energy-saving boiler
06/01/2011CN101839475B Biomass fuel combustion device
02/2011
02/16/2011CN201748629U Environment-friendly high-efficient back-burning boiler
01/2011
01/13/2011US20110005511 Fire Grate for Enhanced Combustion with Vertical and Horizontal Expansion Sleeves
09/2010
09/22/2010CN101839475A Biomass fuel combustion device
06/2010
06/09/2010CN101725959A Method for manufacturing energy-saving and environmental-friendly fire coal magnetic suspension generation comprehensive boiler with double-layer chain
12/2009
12/30/2009CN201373391Y Gas boiler
12/16/2009CN201363713Y Coal-fired boiler with functions of automatic rotating, fire poking, smoke eliminating and dust removing
11/2008
11/26/2008CN201155770Y Double grate with middle air duct
10/2008
10/22/2008EP1983262A2 Grate
06/2008
06/18/2008CN201074821Y Furnace grill brace device for hot-blast stove
12/2007
12/19/2007CN200993373Y Composite high temperature grate segment
05/2007
05/22/2007US7219610 Grate plate arrangement for step plates
04/2005
04/05/2005US6875010 Excess gas burner
10/2003
10/08/2003CN2578729Y Non-pressurized briquette boiler with double layer grates
07/2003
07/16/2003CN2560854Y Double-deck moving-type reciprocating stepped fire grate
02/2003
02/19/2003CN2536912Y High temperature resistant downward fire grates
12/2002
12/11/2002CN2525383Y Gas furnace grate
08/2002
08/28/2002CN2508125Y Welded ventilating grate
07/2002
07/10/2002CN2499710Y Boiler fire grate
09/2001
09/26/2001CN2450525Y Automatic grate
09/05/2001CN2446386Y Two-layered roller type heating furnace
06/2001
06/27/2001CN2436788Y Side combustion boiler
03/2001
03/21/2001CN2424368Y Dual-layer firegrate back burning horizontal steam boiler
02/2001
02/14/2001EP0676025B1 Firebox furnace with automatic feeding system
04/2000
04/05/2000CN2372566Y Boiler grate
11/1999
11/03/1999CN2347060Y Boiler fire grate
10/1999
10/13/1999CN1045655C High-efficient energy-saving boiler with double-layer fire grates
07/1999
07/14/1999CN2328895Y New fire grate for boiler
05/1998
05/27/1998CN2282643Y 2 ton 1.0 Mpa vertical water tube double-layer fire grate boiler
03/1998
03/18/1998EP0676025A4 Firebox furnace with automatic feeding system.
06/1996
06/26/1996EP0630462B1 Combustion apparatus using solid or solid/liquid fuels
06/12/1996EP0716265A1 Device for the burning of solid products
01/1996
01/31/1996CN2218878Y Double grate back burning device for forced cooling upper grate
10/1995
10/11/1995EP0676025A1 Firebox furnace with automatic feeding system
06/1995
06/28/1995CN2202251Y Coal burner for double-grate reciprocating forges
04/1995
04/19/1995CN2195041Y Combination grate boiler
02/1995
02/08/1995CN2189267Y Energy saving chamber of furnace
07/1994
07/07/1994WO1994015151A1 Firebox furnace with automatic feeding system
04/1994
04/27/1994CN2163311Y Boiler with double fire grate
03/1994
03/09/1994CN2158498Y Grate for quick loading shaped coal stove
11/1993
11/16/1993US5261335 Firebox furnace with automatic feeding system
11/10/1993CN2145918Y Replaceable boiler and its outer shell dual-layer fire grate
09/1993
09/30/1993WO1993019324A1 Combustion apparatus using solid and/or liquid fuels
09/01/1993CN1075792A High effective and energy saving boiler with two-layer fire grates
07/1993
07/21/1993CN2138749Y Double grate back burning living boiler
12/1992
12/30/1992CN1019686B Multi-layer intercrossed grate bar
12/16/1992CN2125067U Combined boiler with single or double grates
08/1992
08/26/1992CN2114091U Horizontal atmospheric pressure furnace with double-grate
01/1992
01/22/1992CN2093961U Natural draft horizontal boiler with double-deck grates
05/1991
05/29/1991CN2077954U Double fire grate of hiding pipe type
01/1991
01/02/1991CA1278479C Pellet fuel burner
08/1989
08/16/1989CN2042923U Combined variable double staggered grate
06/1989
06/07/1989CN1004440B Vertical double stage coal combustion furnace for ventilating warm air
11/1988
11/16/1988CN87103397A Multi-layer intercrossed grate bar
11/02/1988CN87208853U Circulating grate for coal-burning boiler
10/1987
10/28/1987CN86102552A Verticle double stage coal combustion furnace for ventilating warm air
12/1986
12/23/1986US4630552 Device at combustion plants for automatical feeding of fuels within the fireplace of the plant
04/1986
04/29/1986CA1203733A1 Grille for burning solid fuels in stoves, hearths, ovens and others
09/1984
09/04/1984US4469085 Grille for burning solid fuels in stoves, hearths, ovens, and others
08/1984
08/21/1984US4466358 Solid fuel warm air furnace
11/1983
11/23/1983EP0094455A2 Grate for the combustion of solid fuels in stoves, furnaces, fires, etc
10/1983
10/18/1983US4409955 Solid fuel warm air furnace
03/1982
03/16/1982US4319555 Dual grate for burning wood and coal
02/1982
02/02/1982US4313387 Method and apparatus for controlling a solid fuel burning furnace