Patents
Patents for F24D 7 - Central heating systems employing heat-transfer fluids not covered by groups , e.g. oil, salt, gas (254)
05/2007
05/02/2007CN2896081Y Water-free energy-saving heating refrigeration system
05/02/2007CN1313776C Air conditioning device with floor heating function
04/2007
04/19/2007DE102005049295A1 Heating fluid, useful for cyclic heating systems with water as heat transfer medium, comprises a mixture of normal tap water and conventional compressed gel
04/05/2007WO2007037408A1 Portable heat transfer unit
03/2007
03/29/2007WO2007034880A1 Portable heat transfer unit
03/29/2007WO2007034879A1 Portable heat transfer unit
03/28/2007CN1936433A Intermediate medium volume-change buffering system matched with double energy-source refrigerating heating and water-heating integrated machine
12/2006
12/27/2006CN1884924A Cold and warm air conditioner and gas-fired water heater integrated small-sized unit
08/2006
08/31/2006WO2006091004A1 Heating medium circulation type heating sheet
08/02/2006EP1438536B1 Climate control installation
07/2006
07/12/2006CN2795712Y Double circulation heating and heat supply device using flame retardant oil as heat carrier
02/2006
02/07/2006CA2391036C Dynamic heating and cooling of a building using liquid foam
02/01/2006CN1239852C Heat transporting device
12/2005
12/28/2005CN1233956C Heat pump type hot-water heating device
09/2005
09/15/2005US20050199233 Fireplace hydronic heating
09/12/2005CA2496866A1 Fireplace hydronic heating
08/2005
08/23/2005CA2414615C Exhaust heat utilization method for carbon dioxide recovery process
07/2005
07/21/2005US20050155753 Climate control installation
01/2005
01/26/2005CN2674333Y 真空式采暖装置 Vacuum heating device
01/19/2005CN1566776A Radiator using heat carrier for ground heating
01/05/2005CN1561442A Climate control installation
12/2004
12/01/2004EP0849544B1 Heat transfer apparatus
09/2004
09/29/2004CN1168927C Absorption heating and cooling equipment system
07/2004
07/28/2004CN1515842A Heat transporting device
07/21/2004EP1438536A1 Climate control installation
07/20/2004US6764530 Cooling, absorption, regeneration towers
06/2004
06/16/2004EP1264147B1 Dynamic heating and cooling of a building using liquid foam
04/2004
04/28/2004CN1147685C Heat pump type air conditioner apparatus
12/2003
12/10/2003CN1460816A Heat pump type hot-water central heating device
11/2003
11/19/2003CN1128323C Biological balanced cement
10/2003
10/29/2003CN1451914A Air conditioning device with floor heating function
08/2003
08/20/2003EP1336724A1 Exhaust heat utilization method for carbon dioxide recovery process
07/2003
07/31/2003US20030140786 Exhaust heat utilization method for carbon dioxide recovery process
06/2003
06/10/2003US6575234 Dynamic heating and cooling of a building using liquid foam
05/2003
05/28/2003CN1109855C Heat transfer apparatus
05/22/2003WO2003042600A1 Climate control installation
05/22/2003CA2461458A1 Climate control installation
03/2003
03/12/2003EP1291587A2 Heat transfer device
12/2002
12/11/2002EP1264147A1 Dynamic heating and cooling of a building using liquid foam
09/2002
09/26/2002US20020134541 Dynamic heating and cooling of a building using liquid foam
05/2002
05/29/2002EP0960270B1 Heating installation based on a stirling system
04/2002
04/30/2002US6378318 Heat pump type air conditioning apparatus
03/2002
03/20/2002CN2482649Y Super-heat-conducting heating radiator
11/2001
11/21/2001CN1322929A Heat pump type air conditioner apparatus
11/07/2001CN1074520C Heat transmitting apparatus
09/2001
09/20/2001WO2001069139A1 Dynamic heating and cooling of a building using liquid foam
01/2001
01/24/2001CN1281134A Ecological balance type heating radiator
11/2000
11/28/2000US6151896 Heating installation based on a stirling system
10/2000
10/04/2000CN2399645Y High efficiency heating appts.
09/2000
09/13/2000CN2396311Y Negative pressure superconducting heating device
09/12/2000US6116035 Heat transfer device
07/2000
07/20/2000WO2000042362A1 Heating system with reinforced heat by utilizing heat fluctuations
12/1999
12/28/1999US6006998 Apparatus for heating a building using a heat pipe
12/01/1999EP0960270A1 Heating installation based on a stirling system
09/1999
09/30/1999DE19813947A1 Use of oil as heat transport and storage medium
09/01/1999EP0855006B1 Apparatus for heating a building using a heat pipe
06/1999
06/09/1999CN2323295Y Vacuum phase change type central heating system
02/1999
02/03/1999EP0895036A2 Heat generating or refrigerating system
01/1999
01/13/1999EP0890798A2 Heat distribution system filled with heat exchange medium
01/13/1999CN2304050Y Improved structure of apparatus for adding chafing-dish on to electric heating device
01/13/1999CN1204752A Absorption heating and cooling equipment system
12/1998
12/17/1998DE19724997A1 Non-corroding, non-freezing air conditioning system
11/1998
11/18/1998CN1199454A Heat transfer apparatus
08/1998
08/06/1998WO1998034025A1 Heating installation based on a stirling system
08/06/1998CA2279285A1 Heating installation based on a stirling system
07/1998
07/29/1998EP0855006A1 Apparatus for heating a building using a heat pipe
06/1998
06/24/1998EP0849544A1 Heat transfer apparatus
04/1998
04/22/1998CN2279545Y Oil Medium gas combustion warming up and heat water supplying apparatus
03/1998
03/17/1998US5727619 Honeycomb sandwich panel with built in heat pipes
11/1997
11/04/1997US5682943 Honeycomb sandwich panel with built in heat pipes
08/1997
08/06/1997CN2258961Y Water heater using radiator waste heat as heat source
04/1997
04/17/1997WO1997014002A1 Apparatus for heating a building using a heat pipe
04/17/1997CA2235109A1 Apparatus for heating a building using a heat pipe
03/1997
03/13/1997WO1997009570A1 Heat transfer apparatus
11/1996
11/28/1996WO1996037735A1 Energy supply system for heat-delivering appliances used in private houses or apartments
10/1996
10/02/1996CN1032932C Discrete heat-pipe heating system
07/1996
07/09/1996US5533669 Heat transfer apparatus
05/1996
05/22/1996CN1122901A Heat transmiting apparatus
02/1996
02/15/1996DE19530690A1 Sandwich panel with integral heat conducting pipes
11/1995
11/15/1995CN2212731Y Small air heater
08/1994
08/03/1994CN1090157A Multifunctional electric heating bed
05/1994
05/10/1994CA2031550C Multi-type air heating apparatus utilizing phase variation of heating medium
02/1994
02/01/1994US5282740 Portable heat conducting apparatus
01/1993
01/12/1993CA1312585C Central space heating apparatus
12/1992
12/16/1992CN1067107A Technology for discrete heat-pipe heating system
11/1992
11/25/1992EP0514922A1 Portable heat conducting apparatus
11/10/1992US5161739 Multi-type air heating apparatus utilizing phase variation of heating medium
06/1992
06/17/1992CN2107615U Quick heating conductor
06/03/1992EP0488926A1 Procedure to increase the temperature in a closed circuit heating system, working on any kind of calorific energy basis
05/1992
05/31/1992CA2056544A1 Procedure to increase the temperature in a closed circuit heating system, working on any kind of calorific energy basis
03/1992
03/22/1992CA2048262A1 Control of space heating and water heating using variable speed heat pumps
01/1992
01/22/1992CN2093999U Hot-pipe heat-exchange radiator
01/22/1992CN2093998U Energy-saving hot-pipe heating system
01/21/1992US5081846 Control of space heating and water heating using variable speed heat pump
01/07/1992US5078318 Heat pump heating apparatus
06/1991
06/12/1991EP0431601A2 Multi-type air heating apparatus utilizing phase variation of heating medium
02/1991
02/27/1991CN2072203U Full-closed combined hot-pipe heating system
12/1990
12/11/1990US4976464 Fuel-fired heat pump system
09/1990
09/18/1990US4956977 Adsorption apparatus used as an electro-heating storage
09/10/1990CA2011847A1 Fuel-fired heat pump system
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