| Patents for F23J 1 - Removing ash, clinker, or slag from combustion chambers (3,441) |
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| 07/28/1994 | DE4302833A1 Concrete trough reconditioning system for wet ash removing scraper conveyor |
| 07/28/1994 | DE4301619A1 Furnace ash discharge system |
| 07/27/1994 | EP0607659A1 Refuse melting furnace |
| 07/26/1994 | US5331906 Coal combustor and slag exhausting device therein |
| 07/20/1994 | EP0606773A1 Deslagging gasifiers by controlled heat and derivatization |
| 07/13/1994 | CN2171778Y Gas pulse ash elimination device |
| 06/29/1994 | CN2170448Y Automatic ash discharging gas locking device for boiler dusting |
| 06/28/1994 | US5323760 Vacuum wood stove apparatus and method |
| 06/15/1994 | EP0289487B1 Slagging combustion system |
| 05/31/1994 | US5315937 Waste material combustion ash ejection system |
| 05/10/1994 | US5309848 Reversible, wear-resistant ash screw cooler section |
| 04/14/1994 | WO1994007596A1 Method and device for discharging particulate material from a pressurized container |
| 04/13/1994 | CN2161827Y Apparatus for cooling slag |
| 04/06/1994 | EP0590479A1 Ash melting furnace |
| 04/06/1994 | CN2160825Y Ash and clinker removing device driven by gas or liquid |
| 03/29/1994 | US5297622 Method for cooling of dust separated from the flue gases from a PFBC plant |
| 03/29/1994 | US5297495 Process of incinerating waste materials |
| 03/16/1994 | CN2158968Y Chain drive slot-type slag-removing machine |
| 02/03/1994 | DE4225376A1 Wet slag remover from coal fired boiler furnace - has trough bottom extending up to funnel chute outlet from scraper chain reversing end |
| 01/20/1994 | DE4233214A1 Boiler ash handling system - uses water-filled cart under discharge chute to receive ashes without unwanted influx of air to fire |
| 12/29/1993 | CN2151368Y Guiding unit for liquid slag of electric vortex burner |
| 12/29/1993 | CN2151367Y Heat-resistant slag conveyer with suspensive chain |
| 12/22/1993 | EP0574661A1 Separation devices for removing slag from gases produced by the combustion of pulverized coal |
| 12/15/1993 | CN2149558Y Plate-chain horizontal clinker remover |
| 12/15/1993 | CN1079545A Electromechanical integrated device for transporting coal and removing slag of boiler |
| 12/14/1993 | US5269233 Stoker or particulate conveyor |
| 12/07/1993 | CA2093784A1 Separation devices |
| 11/24/1993 | EP0570528A1 Device for extracting and storing residues, and corresponding filter cartridge |
| 11/24/1993 | CN2147427Y Slag transporting device for boiler slag conveyer |
| 11/09/1993 | US5259087 Ash vacuum |
| 11/03/1993 | EP0568104A2 Pyrolysis and combustion installation |
| 11/03/1993 | EP0568011A1 Coal combustor and slag-exhausting device therein |
| 11/03/1993 | EP0413799B1 Arrangement of grates for incineration of refuse and waste and method of its operation |
| 10/26/1993 | US5255615 System for discharging bottom ash from steam-producing boilers |
| 10/14/1993 | DE4217487C1 Protecting scraper belt trough in ash removal plant - involves sealing released when large ash or cinder lumps are conveyed on scraper belt |
| 10/05/1993 | US5250090 Separation devices |
| 09/30/1993 | WO1993019324A1 Combustion apparatus using solid and/or liquid fuels |
| 09/16/1993 | WO1993018339A1 Flame tube boiler |
| 09/16/1993 | DE4206969A1 Flame tube boiler for forming ash in fuel - has turn round chamber connected to one end and burner connected to other end with tubes for combustion gases |
| 09/15/1993 | CN2142173Y Cylinder type device for removing ash |
| 08/25/1993 | EP0556608A1 Process for the elimination of dusts from incinerators and installation for carrying out the process |
| 08/25/1993 | EP0556409A1 Vessel for molten slag, and method and device for making hard aggregate from waste using said vessel |
| 08/18/1993 | EP0555501A1 Dry distillation type incinerator |
| 08/11/1993 | EP0324775B1 Furnace |
| 08/10/1993 | CA1321071C Process and an apparatus for processing slags and other combustion residues from garbage incinerators |
| 07/28/1993 | EP0553019A1 Method for burning solid fuels with a high content of fusible ashes and heavy metals |
| 07/27/1993 | CA1320642C Slag removal system for a solid fuels gasification reactor |
| 07/15/1993 | DE4300470A1 Refuse incinerator with vertical combustion chambers - has larger afterburner chamber connected to main chamber below it of different shape. |
| 07/14/1993 | CN2138251Y High sound intensity ash removing and coke cleaning apparatus |
| 06/09/1993 | EP0545387A1 Method and apparatus for gasifying or combusting solid carbonaceous material |
| 06/08/1993 | US5216967 Stand-alone, commercial refuse-burning apparatus |
| 06/02/1993 | CN2135107Y Slag bridge for boiler |
| 05/19/1993 | CN2133767Y Automatic anti-stopped ash-unloading valve |
| 05/19/1993 | CN2133766Y Two-layer ash-unloading equipment |
| 05/11/1993 | US5209169 Incinerator improvements |
| 05/06/1993 | DE4220265C1 Prodn. of gasification material in sloping bed reactor |
| 04/28/1993 | CN2131082Y Cinder valve capable of preventing air leakage |
| 04/27/1993 | CA1316763C Boiler pan with easy-out extraction box |
| 04/20/1993 | US5204069 Nozzles, to direct steam jet, secured to articulating anchor mount |
| 03/23/1993 | US5195449 Dry distillation type incinerator |
| 03/18/1993 | WO1993004994A1 Vessel for molten slag, and method and device for making hard aggregate from waste using said vessel |
| 03/10/1993 | CN2127978Y Electric stop-proof device |
| 02/25/1993 | DE4107029C1 Method of selecting incompletely burnt ash - involves separating ash into floating and wet fractions and discharges wet ash fraction. |
| 02/24/1993 | EP0527878A1 Method of cooling particulate material, especially fine-grained dust. |
| 02/23/1993 | US5188043 Process and apparatus for incinerating waste |
| 02/02/1993 | US5183646 Incinerator for complete oxidation of impurities in a gas stream |
| 01/14/1993 | DE4123009A1 Pyrolytic incineration furnace for smelting - has chamber divided by tipping burner through into combustion and ash sections with discharge feed |
| 01/05/1993 | US5176475 Transfer chambers for the conveyor in a pneumatic transport system |
| 12/30/1992 | EP0520533A2 Combustion method for waste |
| 12/16/1992 | EP0394391B1 Process and device for processing slag and other combustion residues from waste incineration plants |
| 12/16/1992 | CN2125070U Multifunctional ash collecting truck |
| 12/09/1992 | CN2124383U Fork-type cinder heavy-duty chain conveyer |
| 12/09/1992 | CN2124382U Slag bridge of chain fire grate boiler |
| 11/25/1992 | CN2123008U Chain-plate-type slag remover |
| 11/25/1992 | CN1066497A System for discharging bottom ash from steam producing boilers |
| 11/24/1992 | US5165350 Underground wood burning furnace apparatus |
| 11/21/1992 | CA2068911A1 Separation of pollutants in the incineration of municipal solid waste |
| 11/04/1992 | CN2120959U Ash out transmission device for gas stove |
| 11/04/1992 | CN2120958U Electromechnical integral coal delivery and cinder device for boiler |
| 10/29/1992 | WO1992018811A1 A method and device for ash discharge |
| 10/28/1992 | CN1018856B Moveable-piperow dust blower |
| 10/21/1992 | EP0509774A2 Incinerator improvements |
| 10/21/1992 | CN1018759B Pipe with lined rubber of dust-extraction system in heat end power plant |
| 10/17/1992 | CA2040616A1 Ash collector & disposal unit system |
| 10/16/1992 | CA2065995A1 Incinerator improvements |
| 10/14/1992 | CN2118900U Slag remover |
| 09/15/1992 | US5146856 Power plan with a screw conveyor ash cooler |
| 09/09/1992 | EP0502552A1 Installation for incinerating refuse |
| 09/02/1992 | CN1064032A Method for water-saving ecologic collection, transport and deposition of slag and flyash from coal-fired thermal power stations with simultaneous utilization of physical and chemical properties |
| 08/19/1992 | EP0499493A1 Process and installation for incinerating refuse |
| 08/19/1992 | CN1063753A Dust-romoving desulfurization boiler slag discharing machine |
| 08/14/1992 | WO1992014971A1 Device for extracting and storing residues, and corresponding filter cartridge |
| 08/14/1992 | CA2101917A1 Device for extracting and storing residues, and corresponding filter cartridge |
| 08/05/1992 | CN2112068U Sealing dust-removing coart for boiler |
| 07/26/1992 | CA2043845A1 Process and apparatus for the wetting, chemical fixation and dust free conveying of fly ash and residues |
| 07/15/1992 | CN2110150U Non-dust slag removing device for stove |
| 07/07/1992 | US5128004 Heating, fusion, removal of fluid metals, glazing to form glass |
| 07/01/1992 | EP0492541A2 Method and apparatus for dewatering ashes |
| 06/04/1992 | CA2056788A1 Control of water cleaning for reflective ash using infrared thermography |
| 05/27/1992 | CN2105611U Pendulum type boiler slag removing machine |