| Patents for F24F 12 - Use of energy recovery systems in air conditioning, ventilation or screening (4,852) |
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| 05/22/2002 | CN2492797Y Hot-water air conditioner |
| 05/22/2002 | CN1350148A Heat energy utilizing method and system |
| 05/16/2002 | DE10054695A1 Room ventilation apparatus has heat exchanger for recovering heat, comprising plates with parts in each air channel |
| 05/16/2002 | DE10048016C1 Gegenstrom-Wärmetauscher Counterflow heat exchanger |
| 05/14/2002 | US6385985 High latent circuit with heat recovery device |
| 05/08/2002 | DE10053495A1 Air conditioning system for building has inflow air channel surrounded for at least part of its circumference by shell tube |
| 05/02/2002 | US20020050338 Ventilation system |
| 05/02/2002 | EP1202008A2 System for the recovery of heat for air-conditioning and reduction of the cold passage effect. |
| 04/30/2002 | US6378317 Air-conditioning method and device |
| 04/25/2002 | WO2002033329A1 Device utilizing heat exchange for saving energy |
| 04/24/2002 | CN2487993Y Wall air-conditioning water-heating radiator |
| 04/18/2002 | DE10046793A1 Ventilation system has air collector grille, flap, air supply and discharge ventilators and ducts, cassette and bypass. |
| 04/18/2002 | DE10046791A1 Ventilation system incorporates air collector grille, air supply and discharge ventilators and ducts, heat exchanger and contraflow in air supply and discharge ducts. |
| 04/18/2002 | DE10046702A1 Natural ventilation system for a cowshed comprises an incoming air channel and an outgoing air channel joined together in a pipe-in-pipe system with a trapezoidal intermediate wall |
| 04/17/2002 | CN2486897Y Water heater using waste heat of refrigeration device |
| 04/17/2002 | CN1344897A Air-conditioning water heater |
| 04/17/2002 | CN1344896A Energy saving tripurpose machine for hot and cold air conditioning and supplying hot water |
| 04/11/2002 | US20020040575 Co-generation system and a dehumidification air -conditioner |
| 04/10/2002 | CN2485575Y Assembled air conditioner with freezer and water heater |
| 04/04/2002 | WO2002027255A1 Counter current heat exchanger |
| 04/04/2002 | DE10044210A1 A ceiling mounted cold water air conditioning unit for a room uses a regulated compressor, sorption generator and forced air system to control the air conditions. |
| 03/27/2002 | EP1191204A2 A co-generation system and a dehumidification air-conditioner |
| 03/14/2002 | WO2001084056A3 Office air handling unit |
| 03/14/2002 | DE10042830A1 Conditioning plant cooling and especially drying air, heats air using thermal energy from liquid coolant |
| 03/14/2002 | DE10041372A1 Ventilator unit has inner and outer pipes forming inner and outer flow channels for generating airflow in opposite directions |
| 03/12/2002 | US6354937 Flexible duct sleeve |
| 03/06/2002 | EP1184627A1 Gas feed-through comprising an indoor heat exchange associated with a heat pump |
| 03/06/2002 | EP1184624A1 Device for merging exhaust gasses of a gas heater and a ventilation system with or without connection to a heat recovery unit |
| 03/06/2002 | EP0951630B1 Method for ventilating a room and device for carrying out the method |
| 03/06/2002 | CN1338594A Control method and device for using accumulated energy for regulate energy of air conditioner |
| 02/21/2002 | US20020022449 Static heat recovery ventilation system |
| 02/20/2002 | EP1121565A4 Building exhaust and air conditioner condensate |
| 02/19/2002 | US6347527 Integrated system for heating, cooling and heat recovery ventilation |
| 02/14/2002 | US20020017107 Integrated system for heating, cooling and heat recovery ventilation |
| 02/12/2002 | US6345510 Air-conditioning system |
| 02/07/2002 | DE10036079A1 Heat recovery and humidity control device for use in building has air supply and discharge guides and exchanger container, through which fresh and old air flow in separate chambers |
| 02/06/2002 | CN1334427A Full-displacement cleaning fan |
| 01/31/2002 | DE10034485A1 Warm air heating system for dwelling uses part of the vented air to supply the heating burner |
| 01/30/2002 | CN2474936Y Domestic hot water air conditioner |
| 01/23/2002 | CN2473505Y Constant temperature air exchanger |
| 01/23/2002 | CN1332349A Ice heat-storage controller |
| 01/16/2002 | CN2472117Y Fresh air intaking energy saving air conditioner |
| 01/09/2002 | EP1169605A1 Turboventilator which is operated by the expansion of a diphasic refrigerating fluid |
| 01/09/2002 | CN2470724Y Air-conditioner capable of recovering heat energy |
| 01/09/2002 | CN1330249A Method and unit for heating water by air conditioner |
| 01/02/2002 | EP1167889A1 Method and device for air conditioning of a room in a building |
| 01/02/2002 | CN1329708A Building exhaust and air conditioner condensate |
| 01/02/2002 | CN1329227A Utilization method of liquid liquefied petroleum gas temperature difference cold quantity |
| 12/20/2001 | WO2001096794A1 Method and device for air conditioning using waste heat |
| 12/19/2001 | EP1163479A1 Ventilation arrangement for buildings |
| 12/19/2001 | CN1327140A Central small air conditioner-hot water two purpose machine |
| 12/13/2001 | WO2001094854A1 Method and device for saving energy in indoor cooling and heating |
| 12/11/2001 | USRE37464 Desiccant assisted multi-use air pre-conditioner unit with system heat recovery capability |
| 12/06/2001 | DE10027467A1 Air conditioning in hot-and-humid and hot climatic regions involves using rapidly running absorption exchanger to reduce enthalpy and hence cooling and dehumidification of feed air |
| 12/05/2001 | CN2463741Y Energy-saving air conditioner |
| 11/28/2001 | CN2462293Y Heat exchanger of air conditioner |
| 11/22/2001 | US20010042610 Heat exchange system |
| 11/22/2001 | DE10022354C1 Heat recovery and ventilation device for vertical cavities in external walls, comprises casing with separate inlet and exit channels containing heating pipes and fans |
| 11/22/2001 | DE10010832C1 Vorrichtung zur Temperierung und/oder Belüftung eines Raumes A device for tempering and / or ventilating a space |
| 11/21/2001 | CN2460906Y Air conditioner with water heating function |
| 11/20/2001 | US6319115 Air cycle houses and house ventilation system |
| 11/14/2001 | EP1153249A1 Ventilation unit |
| 11/14/2001 | CN1321862A Heat regeneration horizontal thermotube air-conditioning air-breather equipment |
| 11/08/2001 | WO2001084057A1 Ventilation device |
| 11/08/2001 | WO2001084056A2 Office air handling unit |
| 11/08/2001 | CA2408040A1 Ventilation device |
| 11/01/2001 | WO2001081837A1 Air conditioning device |
| 11/01/2001 | WO2001081833A1 Ventilation and air heating treatment installation in a building comprising several housing units |
| 10/25/2001 | US20010032714 Ventilating system, heat exchanger and methods |
| 10/24/2001 | EP1148303A2 Method and device for local heating with regenerative heat recovery |
| 10/18/2001 | US20010030036 Integrated heat recovery ventilator-HEPA filter |
| 10/18/2001 | DE10010817A1 Room ventilation device has ducts for extraction of stale air and supply of fresh air extending parallel to one another for heat recovery |
| 10/18/2001 | CA2306022A1 Intergrated hrv, ductless and no moving parts |
| 10/10/2001 | CN2453305Y Two purpose means for air-conditioning and shower |
| 10/10/2001 | CN2453304Y Air-cooling heat-pump device for applying domestic hot water |
| 10/10/2001 | CN2453303Y Energy-saving equipment |
| 10/10/2001 | CN2453302Y Energy storage ball |
| 10/10/2001 | CN2453301Y Super heat pump domestic miniature central air conditioner |
| 10/04/2001 | US20010025700 Units |
| 09/27/2001 | WO2001071262A1 Ventilating device |
| 09/27/2001 | WO2001071260A1 Ventilating dehumidifying system |
| 09/27/2001 | WO2000020809A9 Building exhaust and air conditioner condensate |
| 09/27/2001 | DE10013691A1 Ventilation unit comprises a heat exchanger which is located between two identical thermal insulation elements accommodating flow adjustment devices and forced ventilation means |
| 09/27/2001 | DE10013689A1 Ventilator; has casing to form at least one ventilator channel, with closure device formed of coaxial pipe sections with openings, where inner pipe section rotates inside outer pipe section |
| 09/20/2001 | WO2001069154A1 Heat exchanger |
| 09/19/2001 | EP1134510A1 Heat-recovery units |
| 09/18/2001 | US6289974 Integrated heat recovery ventilator HEPA filter using a HEPA filter material regenerative heat exchanger |
| 09/16/2001 | CA2340874A1 Units |
| 09/12/2001 | EP1132690A1 Device for tempering and/or ventilating a room |
| 09/12/2001 | CN2447677Y Indoor air-supply device capable of carrying out cooling and heat exchanging |
| 09/12/2001 | CN2447669Y Multi-functional air conditioner |
| 09/07/2001 | WO2001016530A3 Heat exchanger type fan |
| 09/06/2001 | US20010018964 Integrated heat recovery ventilator HEPA filter using a HEPA filter material regenerative heat exchanger |
| 09/05/2001 | EP1130332A1 Heat recovery device |
| 09/05/2001 | CN2446440Y Two-way tunnel heat exchanging ventilator |
| 08/22/2001 | CN2444178Y Pump heating type electric water heater |
| 08/22/2001 | CN2444177Y Comprehensive apparatus for using waste cooling and heating energy |
| 08/16/2001 | US20010013404 Ventilation system |
| 08/15/2001 | CN2443277Y Bidirectional constant temp air interchanger for use between cold air and warm air environments |
| 08/15/2001 | CN2443276Y Integrated domestic air-conditioner and water heater |