Patents for F24D 5 - Hot-air central heating systems; Exhaust-gas central heating systems (1,847) |
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05/18/2000 | CA2254326A1 Portable modular support system |
05/17/2000 | CN1253259A Cold and warm air conditioner |
05/03/2000 | EP0882200B1 Method and device for heating and cooling buildings, and a heat-insulating wall covering |
05/03/2000 | CN2376598Y Vacuum internal heating type electric radiator |
05/03/2000 | CN1252124A Heaters |
04/12/2000 | EP0760072B1 Heating and ventilation system for a building |
04/12/2000 | CN2373719Y Electric heating warmer |
03/28/2000 | CA2151773C Air inductor device for controlled fresh air intake in an air heating system |
03/08/2000 | CN2367943Y Heating apparatus capable of drying clothing |
03/01/2000 | EP0982164A2 Heating device for a hot air system |
03/01/2000 | CN2366740Y Intelligent type machine for heating |
02/23/2000 | CN2365581Y Electric water heater capable of supplying warm air |
02/16/2000 | EP0979975A2 Warm air heating system |
02/16/2000 | CN2364366Y Humidifying air warming fan |
02/16/2000 | CN2364365Y Energy-saving electric warmer |
02/01/2000 | US6019099 Heat removal system for fireplaces |
01/26/2000 | EP0974032A1 Heaters |
01/12/2000 | CN2358377Y Double valve hot-air heating system for bathing |
01/05/2000 | CN1240265A Directional control unit for operatig medium in air conditioning system |
12/23/1999 | DE19827031A1 Ventilation heating system with fresh air and ventilation facility |
12/22/1999 | CN2355236Y Thermal insulating front cover of fan in winter |
12/16/1999 | DE19825903A1 Heating system especially for portable building structures |
12/15/1999 | EP0824622B1 A supporting device |
12/09/1999 | WO1999063179A1 Device forming a partition between storeys |
12/08/1999 | CN1047232C Device for heating with radiant tube |
11/18/1999 | DE19819639A1 Process for heating and-or hot water supply for passive or low energy houses |
11/17/1999 | CN2349481Y 取暖器 Heaters |
11/03/1999 | CN2347081Y Bathroom electric heating appts. |
10/27/1999 | EP0952405A2 Underfloor heating |
10/19/1999 | US5967411 Method and apparatus for controlling supplemental heat in a heat pump system |
10/06/1999 | CN2342277Y Gas burning wall stove |
10/06/1999 | CN2342276Y Electric heater |
09/29/1999 | CN2341055Y Hot airing device for bath |
09/21/1999 | US5954046 Heating and ventilation system for a building |
09/14/1999 | US5950720 For heating or cooling rooms |
09/09/1999 | DE19820795A1 Space heater for building |
09/01/1999 | CN2336247Y Electric heating heat pipe air warming fan |
08/25/1999 | EP0937955A1 Radiant heat drying system |
08/18/1999 | CN1225990A Heat-circulation type heat-insulated shower device |
08/11/1999 | CN2332941Y Electrothermal hot air appts. |
08/11/1999 | CN2332940Y Warm air fan |
08/04/1999 | EP0932799A1 Building with a heating system |
08/04/1999 | CN2331886Y Warm-air device |
07/28/1999 | EP0931989A2 Method and apparatus for controlling supplemental heat in a heat pump system |
07/28/1999 | CN1224144A Method and apparatus for controlling supplemental heat in heat pump system |
06/29/1999 | CA2040095C Control in combination with thermostatically responsive assembly |
06/24/1999 | DE19757010A1 Church heating system with air and water heating units |
06/24/1999 | DE19756441A1 Warm air central heating system |
06/22/1999 | US5913789 Construction element and guide channel for smoke pipe |
06/16/1999 | CN2324466Y Warm-air central heating system |
06/16/1999 | CN2324465Y Efficient air heater |
06/16/1999 | CN1219669A Heat supply method and system with air as heat transmission carrier |
06/09/1999 | EP0857282B1 Method and device for heating by means of a heat pump |
06/03/1999 | WO1999027307A1 Gas fired infrared radiant tube heating system using plural burner assemblies and single gas delivery system |
05/27/1999 | DE19751986A1 Hall heating system with integral hot air feedback |
05/20/1999 | WO1999024757A1 Space heating appliances |
05/12/1999 | CN2318548Y Wall-hanging-type warm-air machine |
04/14/1999 | EP0908683A1 Multifunctional heating device |
04/08/1999 | DE19820796C1 Space heater for building rooms |
04/01/1999 | DE19821319C1 Device for heating of rooms |
03/31/1999 | CN2312418Y Hot-air central heating equipment |
03/11/1999 | WO1999011982A1 Device for the temperature control of buildings |
03/10/1999 | CN2310262Y Electric heating hot-air blowing device |
03/03/1999 | EP0672231B1 Method and arrangement for air-conditioning and heating room space |
03/02/1999 | US5876323 Heated, opened access door for incubator |
02/04/1999 | DE19733521A1 Air heater for individual heating of several rooms |
02/03/1999 | EP0894224A1 Infrared heating system and metering element |
02/03/1999 | EP0894223A1 Radiation heater |
01/31/1999 | CA2212147A1 Gas fired heater |
01/27/1999 | EP0893655A2 Heat station for a warm air church heating |
01/21/1999 | DE19738172C1 Temperature control for building |
01/21/1999 | DE19735298A1 System for wall duct heating |
01/21/1999 | DE19730691A1 Domestic air conditioning system |
01/06/1999 | CN1204034A Multistage far-infrared radiation machine |
12/30/1998 | CN2302443Y Heating and ventilating two-purpose machine for toilet |
12/30/1998 | CN1203343A Burner |
12/23/1998 | CN2301647Y Indoor ventilating and heating machine |
12/09/1998 | EP0882200A1 Method and device for heating and cooling buildings, and a heat-insulating wall covering |
12/02/1998 | EP0880957A2 Heated, opened access door for incubator |
12/02/1998 | CN2299262Y Multifunctional heating appts. |
12/01/1998 | US5842854 Infrared heating system and metering element |
11/26/1998 | DE19721462A1 Room-heater with pipe and heat source preferably burner of air and fuel |
11/26/1998 | DE19720971A1 Air-heater for controlled ventilation of building |
11/12/1998 | DE19806925A1 Radiation heat room heating system |
11/11/1998 | EP0877208A2 Radiating space heating system |
10/28/1998 | CN2295941Y Hot airing apparatus |
10/22/1998 | WO1998046946A1 Heaters |
10/07/1998 | CN2293759Y Gas-combustion heating system for outdoor small space house resembling pavilion |
09/30/1998 | EP0866938A1 Ceiling radiator |
09/30/1998 | CN2293014Y Heat reflecting plate adjusted electric warmer |
09/26/1998 | CA2233053A1 High efficiency hydronic heating system |
09/09/1998 | CN2290797Y Multipurpose room, bathroom heating appts. |
09/01/1998 | US5802249 Cabin wth a radiant heating system |
08/26/1998 | CN2289160Y Heating and ventilating machine |
08/12/1998 | EP0857282A1 Method and device for heating with the aid of a heat pump |
08/05/1998 | EP0856706A1 Improvements in and relating to radiant tube heaters |
07/30/1998 | DE19703189A1 Wall heating system with low thermal loading |
06/24/1998 | EP0848797A1 Heating device having a radiant tube |
06/24/1998 | CN2284922Y Scavenging, drying and heating machine |
06/24/1998 | CN2284921Y Lighting, ventilating and heating device for bathroom |