| Patents for F23L 15 - Heating of air supplied for combustion (4,477) |
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| 10/18/1994 | US5355843 Heat transfer mechanism with thin filaments including ceramic high temperature heat exchanger |
| 10/12/1994 | CN2179530Y Inner spiral-flow heat-exchanging tube for heater exchanger |
| 10/06/1994 | DE4310952A1 Burning process |
| 10/05/1994 | EP0618407A1 Industrial furnace provided with rotary regenerative burner |
| 10/05/1994 | CN2178842Y Vertical boiler with ringlike preheating wind channel |
| 09/29/1994 | WO1994021968A1 Process for the treatment of hot and polluted gas issued from a thermal reactor including a combustion |
| 09/29/1994 | DE4309598A1 Boiler |
| 09/28/1994 | EP0616674A1 Method for regenerative heat exchange. |
| 09/21/1994 | CN1092388A Glass furnaces |
| 09/15/1994 | DE4408453A1 Heat-radiation reflector |
| 09/01/1994 | WO1994019645A1 Method in small-power plant use |
| 08/24/1994 | EP0411133B1 Combustion apparatus and its combustion control method |
| 08/23/1994 | US5339755 Dry scrubber with condensing heat exchanger for cycle efficiency improvement |
| 08/23/1994 | US5339637 Tube segment, in particular flame tube, with a cooled support frame for a heatproof lining |
| 08/17/1994 | EP0611011A2 Method and apparatus for suppressing NOx formation in regenerative burners |
| 08/10/1994 | CN2173907Y Longitudinal series heat pipe flue gas-air heat exchanger |
| 07/27/1994 | EP0607921A1 High-cycle regenerative heat exchanger |
| 07/26/1994 | CA1330909C Non burned gases afterburning process and means for heating and incinerating apparatus |
| 07/20/1994 | CA2113668A1 High-cycle regenerative heat exchanger |
| 07/05/1994 | US5326255 Burner with recuperative air preheating and thermal insulation between the recuperator and the external cap of the burner |
| 07/05/1994 | US5325821 Method and device in closed heating plants |
| 06/29/1994 | EP0604157A1 A method and apparatus of combusion for a pipestill heater |
| 06/28/1994 | US5323842 Temperature-stabilized heat exchanger |
| 06/28/1994 | US5323715 Apparatus for treating waste oil |
| 06/26/1994 | WO1994015149A1 Heater including a plurality of heat accumulation type burner units and operation method therefor |
| 06/22/1994 | EP0602244A1 Boiler |
| 06/15/1994 | EP0289487B1 Slagging combustion system |
| 06/14/1994 | US5320070 Method and device for using excess heat not required for operating a desulfurization device |
| 06/01/1994 | EP0599548A1 Flat glass furnaces |
| 06/01/1994 | EP0599547A1 Glass furnaces |
| 05/31/1994 | US5316072 Sealing members for use in gas preheater |
| 05/26/1994 | WO1994011677A1 Incineration plant |
| 05/25/1994 | EP0598532A1 Gas burner |
| 05/17/1994 | US5311828 Incinerator |
| 05/05/1994 | DE4236677A1 Control of combustion air flow in cross-flame furnaces e.g. for melting glass - air flow is slowed or accelerated in burner port or chamber inlet by stream of gas of cross-section equal to or less than that of air flow duct |
| 04/28/1994 | WO1994009326A1 Mixing and heat-exchange system for condensing gas boilers |
| 04/20/1994 | EP0539359B1 Flame tube with a cooled supporting frame for a heat-resistant lining |
| 04/19/1994 | US5304059 Burner device of regenerative and alternate combustion type |
| 04/14/1994 | WO1994008180A1 Process and device for making use of the energy from flue gases in coal-fired power stations |
| 04/07/1994 | DE4233685A1 Verfahren und Anordnung zur Energienutzung von Rauchgasen in kohlegefeuerten Kraftwerken Method and system for energy use of flue gases in coal-fired power plants |
| 03/31/1994 | WO1994002784A3 Flow passage change-over apparatus, regenerative alternate combustion burner system and regenerative heat exchanger system |
| 03/23/1994 | EP0588185A1 Regenerative heat-exchanger and method of operating the heat-exchanger |
| 03/15/1994 | US5293841 Arrangement for utilizing the heat contained in the exhaust gas of a coal-fired boiler |
| 03/10/1994 | DE4301107A1 Steam-heated air preheater - Has lowest pressure stage in steam circuit as fixed pressure stage for condensate pumps |
| 03/03/1994 | DE4231151A1 Gas turbine operation with fluidic bed combustion - introduces cooling gas into fluidic bed to limit its operating temp. |
| 03/01/1994 | CA1327336C Method and apparatus for stripping volatile organic compounds from solid materials |
| 02/16/1994 | CN2156402Y Boiler smoke waste heat recovery device |
| 02/03/1994 | WO1994002784A8 Flow passage change-over apparatus, regenerative alternate combustion burner system and regenerative heat exchanger system |
| 02/03/1994 | WO1994002784A1 Flow passage change-over apparatus, regenerative alternate combustion burner system and regenerative heat exchanger system |
| 02/02/1994 | CN2154959Y Sleeve structure of sleeve type gas preheater |
| 01/27/1994 | DE4224315A1 Industrial burner with recuperative air-preheating - has tubular recuperator of cross-section varying over its length corresponding to exhaust and combustion-air flow |
| 01/05/1994 | CN2152149Y Matrix finned steel tube coal saving device |
| 01/04/1994 | US5275556 Heat recovery type combustion apparatus |
| 12/08/1993 | CN2148892Y Streamlined ceramic wear preventive casing in air prheating device for boiler |
| 11/30/1993 | US5265545 Method and apparatus for waste treatment |
| 11/25/1993 | DE4222811C1 Using heat in flue gas from coal-fired boiler - involves rotating heat transmission unit in which flue gas is cooled and withdrawn heat used for tempering combustion air fed to boiler |
| 11/03/1993 | EP0567865A2 Recuperative burner for a furnace |
| 11/03/1993 | CN1078033A Compound phase change heat exchanger |
| 10/27/1993 | EP0567131A2 Oxygen-enriched combustion method |
| 10/13/1993 | EP0565107A2 An apparatus for treating waste oil |
| 10/13/1993 | CN2143723Y Cylindrical bell-jar type radiation heat exchanger |
| 09/30/1993 | WO1993018833A1 Process and arrangement for vapour enrichment of air |
| 09/29/1993 | EP0562278A2 Process and apparatus for using the residual heat of exhaust gas |
| 09/08/1993 | EP0558899A1 System for using the heat of the exhaust gases from a coal-fired boiler |
| 08/18/1993 | EP0555636A1 Process for preheating the combustion air of a power plant boiler |
| 08/10/1993 | US5234048 Sealing members for gas preheaters, and sealing structures using such sealing members for gas preheaters |
| 07/07/1993 | EP0395702B1 Reactor for reducing the contents of nitrogen oxides and sulphur oxides in combustion gases |
| 06/30/1993 | CN2137327Y Heat conductive tubular air preheater reinforced by helical coil |
| 06/29/1993 | CA1319618C Reactor for reducing the contents of nitrogen oxides and sulphur oxides in combustion gases |
| 06/24/1993 | WO1993012386A1 Method for regenerative heat exchange |
| 06/17/1993 | DE4140953A1 Tube heat exchanger for hot water heating boiler - cools combustion gases and combustion air used by boiler, tubes conveying combustion gases with air contacting tube exteriors. |
| 06/09/1993 | EP0545114A1 Method of generating process heat |
| 06/09/1993 | CN1072999A Method and equipment to generate heat used in process |
| 06/08/1993 | US5217373 Limiting the presence of the oxides of nitrogen in regenerative heating systems |
| 06/06/1993 | CA2083248A1 Method of generating process heat |
| 05/26/1993 | CN2134594Y Multi-tube waste heat reclamation energy-saving dust collecting device |
| 05/25/1993 | CA1318236C Maple syrup vaporizer apparatus with hollow shell recirculation arch |
| 05/19/1993 | CN2133769Y Coal gas-air synchronous pre-heating unit |
| 05/04/1993 | CA1317211C2 Method and apparatus for suppressing nox formation in regenerative burners |
| 04/27/1993 | CA1316691C Process of melting silicate raw materials, particularly in the production of mineral wool, and apparatus for preheating the mixture of raw materials and apparatus for purifying the tank exhaust gases |
| 04/22/1993 | DE4134557A1 Equipment for operating fresh air-flue gas system of steam boiler - has radiator and additional heating surface as heat exchanger system whose switching and control depends on exhaust temperature |
| 04/20/1993 | US5203859 Oxygen-enriched combustion method |
| 04/14/1993 | EP0536967A2 Protection system for heat pipe airheaters |
| 04/14/1993 | EP0536133A1 Method and device in closed heating plants. |
| 04/08/1993 | CA2077786A1 Protection system for heat pipe airheaters |
| 04/07/1993 | CN2129384Y Dusting-type air-preheater for hotpipe |
| 04/07/1993 | CN2129383Y Wall-type air preheater |
| 03/31/1993 | EP0534105A2 Industrial burner using recuperative air preheating, especially for heating the chambers of industrial furnaces |
| 03/24/1993 | EP0532730A1 Regenerative heat-exchanger. |
| 03/18/1993 | WO1993005343A1 Boiler |
| 03/17/1993 | CN1070037A Method of operation of steam generator and apparatus for rsame |
| 03/10/1993 | CN2127979Y Composite strengthen heat transmission type iron air pre-heater |
| 03/09/1993 | US5191930 Heat regenerator |
| 03/09/1993 | US5191844 Process and apparatus for the treatment of dust or like material which is capable of trickle flow |
| 03/03/1993 | CN1019949C Reactor for reducing content of nitrogen oxide and sulphur oxide in combustion gas |
| 02/25/1993 | DE4127999A1 Steam-generator operating system - returns exhaust to two regenerative air-preheaters in series, second being corrosion-resistant |
| 02/25/1993 | DE4127396A1 Heat exchanger arrangement for gas turbine - has outer and inner heat exchangers, with tubes subjected to first and third mediums |
| 02/18/1993 | DE4209267C1 High pressure cleaning device with motor driven pump - uses cooling air stream, entering branched line after flow over pump and fan driving motor |
| 02/17/1993 | EP0527306A1 Regenerator |
| 02/14/1993 | CA2075889A1 Regenerator |