Patents
Sitemap › F25 - Refrigeration or cooling; Combined heating and refrigeration systems; Heat pump systems; Manufacture or storage of ice; Liquefaction or solidification of gases › F25B - Refrigeration machines, plants, or systems; Combined heating and refrigeration systems; Heat pump systems › F25B 47 - Arrangements for preventing or removing deposits or corrosion, not provided for in another subclass
Patents for F25B 47 - Arrangements for preventing or removing deposits or corrosion, not provided for in another subclass (3,979)
06/2003
06/26/2003US20030115900 Rotary compressor, method for manufacturing the same, and defroster for refrigerant circuit
06/26/2003US20030115893 Methods of freezeout prevention for very low temperature mixed refrigerant systems
06/25/2003EP1321727A2 Heat pump type air conditioner
06/25/2003CN1112563C Method for controlling refrigerator with direction controlling valve
06/25/2003CN1112557C Quick defrosting apparatus for refrigerator
06/25/2003CN1112548C Defrosting apparatus of air conditioner and method thereof
06/24/2003US6581398 Vapor compression system and method
06/18/2003CN1111696C Absorption refrigerator
06/18/2003CN1111689C Refrigerating apparatus
06/12/2003WO2003048660A1 Evaporator for refrigeration systems
06/12/2003US20030106678 Heat exchanger
06/12/2003US20030106330 Defroster of refrigerant circuit and rotary compressor
06/11/2003EP1318364A2 System and method for defrost termination feedback
06/11/2003EP1317645A1 Quiet ice making apparatus
06/11/2003CN1423100A System and method for defrosting stop feed-back
06/11/2003CN1423055A Revolving compressor, its manufacturing method and defrosting device using said compressor
06/10/2003US6574978 Very low temperature refrigeration system with controlled cool down and warm up rates and long term heating capabilities
06/05/2003US20030101738 System and method for defrost termination feedback
06/04/2003EP1316730A2 Rotary compressor
06/04/2003EP1315938A1 Method and arrangement for defrosting a vapor compression system
06/04/2003EP1315937A1 Reversible vapor compression system
05/2003
05/28/2003CN1420330A Defrosting device of refrigerant loop and rotary compressor for refrigerant loop
05/21/2003EP1312880A2 Rotary compressor and refrigeration circuit
05/21/2003EP0894228B1 Control of defrost in heat pump
05/15/2003CA2411823A1 Heat pump defrost control
05/14/2003CN1108491C 空调机 Air conditioners
05/13/2003US6560981 Mixed refrigerant temperature control using a pressure regulating valve
05/01/2003WO2003036197A1 Methods of freezeout prevention for very low temperature mixed refrigerant systems
05/01/2003CA2462568A1 Methods of freezeout prevention for very low temperature mixed refrigerant systems
04/2003
04/30/2003CN1106956C Heat pump type air conditioner for vehicle
04/23/2003EP1304398A2 Corrosion inhibitor for ammonia/water absorption systems
04/23/2003CN2546821Y Thermal pump type air conditioner set with automatic removing frost device
04/17/2003US20030070911 Plasma polymerization enhancement of surface of metal for use in refrigerating and air conditioning
04/16/2003CN1410734A Injector return
04/15/2003US6547155 Coolant nozzle
04/10/2003US20030066746 Plasma polymerization enhancement of surface of metal for use in refrigerating and air conditioning
04/10/2003US20030066300 Ejector circuit
04/09/2003EP1300639A1 Cooling circuit with ejector
04/09/2003EP1300637A1 Refrigerant circuit of air conditioner
04/09/2003CN2544234Y Defroster for cooling-fan
04/03/2003US20030061822 Climate control system
03/2003
03/27/2003WO2003025481A1 Devices and methods for sensing condensation conditions and for removing condensation from surfaces
03/19/2003CN1403768A Thermal pump system
03/19/2003CN1403762A Refrigerating circulating apparatus
03/18/2003US6533245 Valve device
03/18/2003US6532755 Brine cooling apparatus
03/12/2003CN1103037C Heat supply control method for heat pump air conditioner
03/12/2003CN1103036C Multi step pressure reducing method and apparatus
03/12/2003CN1103034C Freezing system
03/06/2003US20030042129 Using direct current discharge plasma; one step plasma polymerization; applying voltage between anode, cathode
03/06/2003US20030042014 Heat pump system
02/2003
02/27/2003US20030037562 Vehicle air conditioner with defrosting operation in exterior heat exchanger
02/27/2003US20030037553 Advanced refrigeration system
02/19/2003CN1397779A Viberating heat exchanger
02/18/2003US6519956 Device and method for operating a refrigeration cycle without evaporator icing
02/12/2003CN1396422A Circulation system of injector
02/11/2003CA2075686C Stack type evaporator
02/06/2003US20030024256 Automatic switching refrigeration system
01/2003
01/29/2003CN1393666A 空气调节装置 Air conditioning apparatus
01/28/2003US6510698 Refrigeration system, and method of updating and operating the same
01/22/2003EP1089803B1 Method and device for cool-drying
01/21/2003CA2110106C Air conditioning and refrigeration apparatus utilizing a cryogen
01/21/2003CA2110105C Air conditioning and refrigeration systems utilizing a cryogen
01/16/2003WO2003004948A1 Heat pump device
01/16/2003WO2003004947A1 Heat pump
01/09/2003US20030005717 Ejector cycle system
01/09/2003US20030005711 Logic module refrigeration system with condensation control
01/08/2003EP1273859A2 Ejector cycle system
01/08/2003EP1273858A1 Heat exchanger
01/08/2003EP1273467A1 On-vehicle air conditioner for air conditioning
01/03/2003WO2003000514A1 Method of operating an air conditioning installation
01/02/2003US20030000825 Plasma polymerization enhancement of surface of metal for use in refrigerating and air conditioning
01/02/2003EP1271076A1 Defrosting operation cancelling method for air conditioner and air conditioner using the same
12/2002
12/31/2002US6499307 Refrigeration system incorporating simplified valve arrangement
12/25/2002CN1097200C Air conditioner employing non-azeotrope refrigerant
12/19/2002WO2002101305A1 Co2 hot gas defrosting of cascade refrigeration plants
12/19/2002WO2002101304A1 Refrigerant circuit
12/19/2002US20020189931 Forming a polymer with hydrophilicity or hydrophobicity on a surface of a material using direct current or radio frequecy discharge plasma
12/19/2002US20020189270 Quiet ice making apparatus
12/18/2002CN2526758Y Air conditioner capable of quickly defrosting
12/18/2002CN2526757Y Device for refrigerating and defrosting
12/18/2002CN1386184A Refrigerant circuit of air conditioner
12/11/2002CN1384325A Defrost method of double-evaporator refrigerator
12/10/2002US6490882 Method and apparatus for maintaining compressor discharge vapor volume for starting with condensing unit ambient temperatures less than evaporator unit ambient temperatures
12/10/2002US6490874 Recuperative environmental conditioning unit
12/05/2002WO2002097343A1 Cooling system having no cooling tower and being capable of purifying cooling water by oxidation/reduction method
12/04/2002CN2524181Y Multiple system blowing pipe style heat pump defroster
12/04/2002CN1382953A Deep freezing device for effectively separating gas
11/2002
11/28/2002US20020174673 Heat pump with supplemental heat source
11/27/2002CN1381698A Air conditioner and its defrosting method
11/21/2002WO2002093091A1 Device and method for operating a refrigeration cycle without evaporator icing
11/21/2002US20020170302 Device and method for operating a refrigeration cycle without evaporator icing
11/20/2002CN1380965A Low temp. Refrigeration system
11/20/2002CN1380518A Continous heating air conditioner system
11/19/2002US6481231 Hot gas defrost refrigeration system
11/14/2002US20020166331 Method for defrosting refrigerator with two evaporator
10/2002
10/29/2002US6470696 Devices and methods for sensing condensation conditions and for removing condensation from surfaces
10/24/2002WO2002084186A1 Continuous heating type air conditioning system
10/23/2002CN1093246C Adsorption refrigerator and production method thereof
10/22/2002US6467284 Frostless heat pump having thermal expansion valves
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