| Patents for F23L 15 - Heating of air supplied for combustion (4,477) |
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| 02/03/1993 | EP0526172A2 Heat recovery type combustion apparatus |
| 01/19/1993 | US5180300 Low NOx regenerative burner |
| 01/12/1993 | US5178210 Vapor pump employing counterflow exchange between air and combustion products without an intermediate fluid |
| 12/30/1992 | CN2126405U External heating inversely flow-collecting radiation heat exchanger |
| 12/30/1992 | CN2126377U Compound intensive heat-conducting type cast-iron air preheater |
| 12/09/1992 | EP0467929A4 Method and apparatus for waste treatment |
| 11/25/1992 | CN1066498A Compound intensified heat-transfer type cast-iron air preheater |
| 11/19/1992 | DE4116356A1 Firing system for electric power generator - has heat-exchanger supplying combustion-gas heat via transfer circuit to further exchangers |
| 10/15/1992 | WO1992017267A1 Regenerative heat-exchanger |
| 10/13/1992 | US5154599 Method for apparatus for combusting fuel in a combustion chamber |
| 09/22/1992 | CA1307733C Regenerative burner system |
| 09/10/1992 | DE4107359A1 Boiler air temp. regulation system - reduces exhaust heat after air pre heater and delivers to air |
| 09/08/1992 | US5145363 Method and an apparatus for continuously purifying an oxygen-containing gas for combustible contaminants |
| 09/08/1992 | US5145011 Acid and wear resistant and water insoluble ceramic or glass |
| 09/02/1992 | EP0501944A2 Method and device for combustion of lump biogenic fuels |
| 09/01/1992 | CA1306957C Process for the reduction of the acid pollutant contenant in smoke and devicefor this process |
| 08/16/1992 | WO1992014970A1 Flue gas conditioning system |
| 08/16/1992 | CA2080485A1 Flue gas conditioning system |
| 08/12/1992 | CN1063541A Method and apparatus for processing dust or like bulk materials |
| 08/11/1992 | US5137539 Drying, heat exchanging |
| 08/11/1992 | US5137009 Combustion device for wood and coal |
| 08/05/1992 | CN2112070U Blowout pulverizing jet |
| 07/29/1992 | EP0496250A2 Process and device for the treatment of dust or similar bulk material |
| 07/22/1992 | EP0495608A2 Sealing structure for a rotating gas heater |
| 07/21/1992 | US5131457 Protection system for heat pipe airheaters |
| 07/15/1992 | CA2059244A1 Sealing members for gas preheaters, and sealing structures using such sealing members for gas preheaters |
| 07/07/1992 | US5127345 Combustion apparatus and combustion control method therefor |
| 06/16/1992 | CA1303477C Catalytic combustion device |
| 06/03/1992 | EP0488065A2 Tube-like heat-exchanger |
| 05/27/1992 | CN2105656U Jet flow radiation heat exchanger |
| 05/26/1992 | CA1301626C Burner system in particular with a high velocity of the burnt gases |
| 05/14/1992 | WO1992008079A1 High temperature turbulent gasification unit and method |
| 05/07/1992 | DE4035594A1 Plant for burning coal dust with reduced fresh air input - has air amt. lowered in cold air aspiration channel, leading from upper area of boiler housing to fan |
| 05/07/1992 | DE4034906A1 Protective case for tubular air preheater - consists of foamed synthetic body mfd. on site by injection of foamed heat insulating material |
| 05/06/1992 | EP0483878A2 Combustion device for wood and coal |
| 05/06/1992 | EP0483877A2 Combustion device for wood and coal |
| 03/24/1992 | CA1297746C Method and apparatus for utilizing waste heat in a combustion system |
| 03/17/1992 | CA1297396C Radiant tube burner |
| 03/10/1992 | CA1297094C Reciprocating heat exchanger |
| 02/26/1992 | CN2097351U High-efficiency energy-saving duster |
| 02/25/1992 | CA1296249C Porous body combustor/regenerator |
| 02/25/1992 | CA1296248C Oxygen enriched combustion |
| 02/25/1992 | CA1296162C Limiting the presence of the oxides of nitrogen in regenerative heating systems |
| 02/11/1992 | US5086754 Fuel burning furnace |
| 02/06/1992 | WO1992001891A1 Flame tube with a cooled supporting frame for a heat-resistant lining |
| 01/29/1992 | EP0467929A1 Method and apparatus for waste treatment. |
| 01/02/1992 | EP0463218A1 Method and device for combustion of fuel in a combustion chamber |
| 01/02/1992 | DE4020575A1 Recuperator with two concentric ceramic pipes - with annular passage between them for economical heat recovery in heating furnace combustion air |
| 01/01/1992 | CN2092033U Fume reducing and burn-assisting device of verticle coal-burning furnace |
| 12/27/1991 | EP0462921A2 Method and apparatus for optimizing the efficiency and minimizing the formation of NOx in combustion plants |
| 12/25/1991 | CN1015202B Refuse incineration system |
| 12/24/1991 | US5074226 Removal of fly ash; liquid conditioner passed through vaporizing coil |
| 12/11/1991 | CN2090473U Composite phase-change heat-exchanger |
| 11/07/1991 | DE4014284A1 Wood-burning stove structure - has inner wall of good thermal conductivity and outer wall of poor thermal conductivity |
| 10/29/1991 | CA1291322C Fluidized bed reactor with two zone combustion |
| 10/22/1991 | US5059117 Radiant tube furnace and method of burning a fuel |
| 10/17/1991 | DE4011190A1 Recuperative burner for industrial plant |
| 10/16/1991 | EP0451662A2 Recuperative burner |
| 10/08/1991 | US5054405 High temperature turbulent gasification unit and method |
| 10/08/1991 | CA1290238C Operation of a pulse fired burner |
| 10/02/1991 | CN1014179B Radiant tube burner |
| 09/19/1991 | DE4008205A1 Reduction of energy consumption by industrial furnaces - by using combustion gases to heat combustion air |
| 09/17/1991 | US5049064 Burner with regenerative bed |
| 09/03/1991 | US5044940 Blast furnace air heater |
| 09/03/1991 | US5044424 Heat generator |
| 08/28/1991 | CN2083695U Flushing rotational flow dust removing type exhaust heat using device |
| 08/22/1991 | DE4004769A1 Natural draught combustion system - includes bulging fuel basket which directs secondary hot air over combustion chamber in layers |
| 08/21/1991 | EP0442794A1 Device for heating two gas fractions on heat exchange with fumes |
| 08/20/1991 | US5041268 Post-combustion chamber |
| 08/14/1991 | EP0441315A1 High-efficiency heating unit |
| 08/07/1991 | EP0439518A1 A method and an apparatus for continuously purifying an oxygen-containing gas for combustible contaminants |
| 07/24/1991 | CN2081487U Micro-vibration waste heat recoverer |
| 07/09/1991 | WO1991010868A1 Method and device in closed heating plants |
| 07/03/1991 | CN2080139U Air preheater |
| 06/18/1991 | US5024598 Process and device suitable for thermally processing a material comprising thermally degradable and thermally-resistant substances |
| 05/22/1991 | CN2077516U Gas hot-air blast |
| 05/15/1991 | CN2077086U Spiral slot tube type air preheater |
| 05/02/1991 | EP0425363A1 Vapor pump with countercurrent exchanger for air and combustion products without intermediate fluid |
| 05/01/1991 | CN2076205U Smoke-eliminating dust-collecting device for secondary air of boiler's tube array |
| 04/03/1991 | EP0289487A4 Slagging combustion system |
| 03/06/1991 | CN2072650U Automatic ash-cleaning spraying rotational flow heat exchanger |
| 02/26/1991 | CA1280685C Low nox radiant tube burner and method |
| 02/06/1991 | EP0411133A1 Combustion apparatus and its combustion control method |
| 02/05/1991 | US4989781 Forced hot water |
| 01/29/1991 | US4987881 Fuel burning furnace |
| 01/23/1991 | EP0409551A2 Sealing members for use in gas preheater |
| 01/20/1991 | CA2020341A1 Sealing members for use in gas preheater |
| 01/08/1991 | US4983118 Low NOx regenerative burner |
| 12/19/1990 | CN1010877B Atomizer and coal-water slurry fired boiler utilizing same |
| 12/11/1990 | US4976611 Method and apparatus for the thermal treatment of waste materials |
| 12/11/1990 | US4976207 Process of improved postcombustion with rapid triggering and means for implementation in a heating and incineration device |
| 11/07/1990 | EP0396164A2 Method and device for controlling NOx emissions by vitiation |
| 11/07/1990 | EP0395702A1 Reactor for reducing the contents of nitrogen oxides and sulphur oxides in combustion gases. |
| 11/07/1990 | EP0314722B1 Oven, in particular for burning solid fuels |
| 10/31/1990 | EP0298976B1 Apparatus for recovering heat from flue gases and for cleaning the same |
| 10/31/1990 | DE4013484A1 Reducing sulphur in thermal power plant emission - by returning partial fume flow for admixture with combustion air |
| 10/24/1990 | EP0393161A1 An arrangement for the combustion of solid fuels, comprising a combustion chamber having mounted therein inserts for controlling the supply of the combustion air |
| 10/18/1990 | WO1990012251A1 Method and apparatus for waste treatment |
| 10/18/1990 | CA2053879A1 Apparatus and method for waste treatment |
| 09/18/1990 | US4957430 Limiting the presence of the oxides of nitrogen in regenerative heating systems |