| Patents for F25B 47 - Arrangements for preventing or removing deposits or corrosion, not provided for in another subclass (3,979) |
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| 10/22/2002 | US6467279 Liquid secondary cooling system |
| 10/16/2002 | CN1374487A Air conditioner |
| 10/08/2002 | US6460359 Method and device for cool-drying |
| 10/03/2002 | US20020139137 Method and apparatus for maintaining compressor discharge vapor volume for starting with condensing unit ambient temperatures less than evaporator unit ambient temperatures |
| 09/26/2002 | WO2001029285A3 Corrosion protection of steel in ammonia/water heat pumps |
| 09/26/2002 | US20020134097 Brine cooling apparatus |
| 09/18/2002 | CN2511918Y Low temperature moisture eliminator with four way valve to defrost by switching |
| 09/18/2002 | CN1091238C Dofrosting method for heat pump type air conditioner |
| 09/17/2002 | US6450790 Refrigerating cycle or compressor having foreign matter collector |
| 09/17/2002 | US6449967 High speed evaporator defrost system |
| 09/12/2002 | WO2002070968A1 Cleaning system for refrigerator condenser |
| 09/12/2002 | US20020124586 Cleaning system for refrigerator condenser |
| 09/11/2002 | CN1090746C Frost removing device for low-temperature display cabinet |
| 09/11/2002 | CN1090736C 分体式空调器 Split air conditioner |
| 09/10/2002 | US6446447 Logic module refrigeration system with condensation control |
| 08/29/2002 | WO2002066908A1 System and method in which co2 is used for defrost and as refrigerant during stand-still |
| 08/29/2002 | US20020117553 Coolant nozzle |
| 08/29/2002 | US20020116933 Recuperative environmental conditioning unit |
| 08/28/2002 | CN2508187Y Crystalline sensor of low-temp. generator |
| 08/28/2002 | CN1089883C Pipe connecting method and pipe structure |
| 08/27/2002 | US6438973 Control board alarms |
| 08/27/2002 | CA2110107C Air conditioning and refrigeration systems utilizing a cryogen and heat pipes |
| 08/22/2002 | WO2002064388A1 On-vehicle air conditioner for air conditioning |
| 08/15/2002 | US20020110469 Refrigerating cycle or compressor having foreign matter collector |
| 08/15/2002 | US20020108380 Decondenser unit |
| 08/14/2002 | CN1363812A Refrigerator evaporator without refrigerant leakage |
| 08/13/2002 | US6430942 Inhibitor replenishment system |
| 08/07/2002 | EP1180230A4 Improved control system for a refrigerator with two evaporating temperatures |
| 08/07/2002 | CN1363027A Improved control system for a refrigerator with two evaporating temperatures |
| 08/06/2002 | US6427454 Air conditioner and controller for active dehumidification while using ambient air to prevent overcooling |
| 07/31/2002 | EP1226393A1 Vapor compression system and method for controlling conditions in ambient surroundings |
| 07/31/2002 | CN1361359A Compressure with foreign body collector |
| 07/16/2002 | US6418749 Brine cooling apparatus |
| 07/16/2002 | US6418741 Expansion/check valve assembly including a reverse flow rate adjustment device |
| 07/16/2002 | US6418737 Heat pump type hot-water supply system capable of performing defrosting operation |
| 07/10/2002 | CN1357734A Defrosting method utilizing semiconductor cooler |
| 07/04/2002 | DE10100112A1 Refrigerated goods presentation furniture ready for plugging in with necessary component parts such as compressor, condenser, evaporator and lighting |
| 06/27/2002 | US20020078699 Hot gas defrost refrigeration system |
| 06/20/2002 | US20020073728 Quiet ice making apparatus |
| 06/18/2002 | US6405559 Refrigerating apparatus |
| 06/13/2002 | US20020069653 Water producing and dispensing machine |
| 06/12/2002 | CN2494962Y Counter-circulating defroster for refrigerating equipment |
| 06/11/2002 | US6403540 Chemical composition for cleaning an automotive air conditioning system and method for operating and cleaning |
| 06/06/2002 | US20020066555 Geothermal heat pump cleaning control system and method |
| 06/04/2002 | US6397610 Method for controlling air conditioner/heater by coil temperature |
| 05/30/2002 | WO2002041999A1 Decondenser unit |
| 05/29/2002 | CN1351246A Corrosion retardant replenishing system |
| 05/22/2002 | CN1350628A 冰箱以及除霜用加热器 Refrigerator and defrost heater |
| 05/21/2002 | US6389833 Evaporator having defrosting capabilities |
| 05/15/2002 | CN1349606A Motor-driven needle for refrigerating circuit and refrigerating device with the motor-driven needle valve |
| 05/10/2002 | WO2002037038A1 A defrosting method and a refrigeration appliance using thereof |
| 05/09/2002 | US20020053218 Vapor compression system and method |
| 05/02/2002 | US20020050343 Pipeline device and method for its production, and heat exchanger |
| 05/02/2002 | EP1200780A1 A low temperature refrigeration system |
| 04/18/2002 | US20020043649 Corrosion protection of steel in ammonia/water heat pumps |
| 04/18/2002 | US20020043640 Valve device |
| 04/11/2002 | US20020040587 Liquid chiller evaporator |
| 04/11/2002 | DE10145951A1 Fahrzeugklimaanlage mit Entfrosterbetrieb durch externen Wärmetauscher Vehicle air conditioning with defrosting by external heat exchanger |
| 04/10/2002 | EP1195546A1 Valve device |
| 04/09/2002 | USRE37630 Refrigerated merchandiser with modular evaporator coils and EEPR control |
| 04/03/2002 | CN1343297A Vapor compression system and its method |
| 04/03/2002 | CN1343296A Vapor compression system and its method |
| 04/03/2002 | CN1082150C Refrigerating circulation with foreign matter collector |
| 03/28/2002 | US20020036080 Vehicle air conditioner with defrosting operation of exterior heat exchanger |
| 03/28/2002 | US20020035841 Mixed refrigerant temperature control using a pressure regulating valve |
| 03/27/2002 | CA2357827A1 Self-washing coil for air conditioning units |
| 03/26/2002 | US6361710 Absorbent refrigerant composition |
| 03/21/2002 | WO2002023105A1 Quiet ice making apparatus |
| 03/21/2002 | CA2554144A1 Quiet ice making apparatus |
| 03/20/2002 | CN1340686A Operation method of commercial refrigeration system |
| 03/19/2002 | US6358747 Method and apparatus for quantifying molybdate in absorption refrigeration system brines |
| 03/12/2002 | US6354087 Method and apparatus for cooling superconductor |
| 03/07/2002 | WO2002018854A1 Method and arrangement for defrosting a vapor compression system |
| 03/07/2002 | WO2002018848A1 Reversible vapor compression system |
| 03/07/2002 | US20020026800 Refrigeration system, and method of updating and operating the same |
| 03/07/2002 | CA2420974A1 Reversible vapor compression system |
| 03/06/2002 | EP1184634A1 A refrigerated merchandiser system and method of operating a refrigerated merchandiser system |
| 02/27/2002 | CN1079937C Refrigerant reclaiming and cleaning system and method thereof |
| 02/20/2002 | EP1180653A1 Refrigerator and defrosting heater |
| 02/20/2002 | EP1180230A1 Improved control system for a refrigerator with two evaporating temperatures |
| 02/20/2002 | CN2478042Y Freezing appts. |
| 02/20/2002 | CN1337000A Freeze point protection for water cooled chillers |
| 02/14/2002 | US20020017106 Very low temperature refrigeration system with controlled cool down and warm up rates and long term heating capabilities |
| 02/13/2002 | CN1335474A Integrated low-temperature air conditioner with small refrigeration storage |
| 02/13/2002 | CN1335473A Split low-temperature air conditioner with small refrigeration storage |
| 02/07/2002 | WO2001074977A3 Lubricant and flushing compositions |
| 02/06/2002 | EP1178270A1 Motor-driven needle valve for refrigerating circuit and refrigerating device with the motor-driven needle valve |
| 01/24/2002 | WO2002006738A1 Refrigerant circuit of air conditioner |
| 01/24/2002 | US20020007640 Flushing composition |
| 01/23/2002 | CN1078340C Stack type evaporator |
| 01/16/2002 | CN2472159Y Hot Pump air conditioner with assisting defrosting and heating device |
| 01/03/2002 | WO2002001125A1 Liquid chiller evaporator |
| 01/03/2002 | WO2002001121A1 Mixed refrigerant temperature control using a pressure regulating valve |
| 01/01/2002 | US6334321 Method and system for defrost control on reversible heat pumps |
| 12/18/2001 | CA2053297C Hot gas defrost refrigeration system |
| 12/06/2001 | WO2001092792A1 A low temperature refrigeration system |
| 12/06/2001 | CA2377478A1 Very low temperature refrigeration system with controlled cool down and warm up rates and long term heating capabilities |
| 11/27/2001 | US6321551 Series secondary cooling and dehumidification system for indoor ice rink facilities |
| 11/27/2001 | US6321549 Electronic expansion valve control system |
| 11/27/2001 | US6321542 Method for cleaning pipe and pipe cleaning apparatus for refrigerating apparatus |