Patents
Sitemap › F25 - Refrigeration or cooling; Combined heating and refrigeration systems; Heat pump systems; Manufacture or storage of ice; Liquefaction or solidification of gases › F25D - Refrigerators; Cold rooms; Ice-boxes; Cooling or freezing apparatus not covered by any other subclass › F25D 21 - Defrosting; Preventing frosting; Removing condensed or defrost water
Patents for F25D 21 - Defrosting; Preventing frosting; Removing condensed or defrost water (6,980)
11/1999
11/18/1999DE19821342A1 Drier and impact protection mat for refrigerator suppresses unpleasant mechanical noise, damps the impacts of falling objects, removes moisture and reduces power consumption
11/17/1999EP0956486A1 Cooling apparatus, in particular domestic refrigerators and/or freezers
11/17/1999CN2349515Y Multi-function refrigerator
11/16/1999US5983659 Method and apparatus for evacuating bad smells for an air conditioning installation for a motor vehicle
11/10/1999EP0955508A2 Evaporator coil with integral heater
11/10/1999CN2347841Y Hot-pump air conditioner set for train
11/09/1999US5979172 Non-drip high efficiency AC system utilizing condensate water for subcooling
11/09/1999US5979171 Heat exchanger slab assembly having improved condensate retaining features
11/04/1999WO1999056065A1 Thermoelectric water cooler
11/04/1999CA2294330A1 Thermoelectric water cooler
11/03/1999CN1233737A Low temp. goods displaying cabinet
11/03/1999CN1233735A Method for controlling refrigeratory
11/02/1999US5974814 Refrigerator capable of preventing heat exchange between an evaporator and outside warm air
10/1999
10/26/1999US5970726 Defrost control for space cooling system
10/21/1999DE19914261A1 Preventing formation of ice on throttle device in refrigerator
10/21/1999DE19817247A1 Cooling instrument for air-conditioning of switching cupboard
10/20/1999EP0950361A1 Suit and boot combination, particulary fot motorcyclist
10/19/1999US5966959 Condensate drain pan arrangement with positive slope
10/19/1999US5966958 Condensate tray in a refrigeration assembly
10/19/1999US5966951 Absorption refrigerator with automatic defrosting
10/13/1999EP0949463A1 Thermoelectric cooling system
10/12/1999US5965814 Electrical circuit controlling device
10/12/1999US5964098 Auxiliary condenser for air conditioners
10/06/1999CN1230678A Method for preventing formation of ice on damper in refrigerator
09/1999
09/29/1999CN2341091Y Temperature difference electric refrigerator with heat pipes for heat transfer and radiation
09/28/1999US5959816 Voltage regulator circuit
09/28/1999CA2162965C Refrigerated display case apparatus with an improved air flow control and a contaminant control apparatus
09/23/1999WO1999047871A1 Cooling device and its coooling method
09/23/1999WO1999047870A1 Defrosting device, in particular for refrigeration systems
09/23/1999WO1999047868A1 Fluid defrost system and method for secondary refrigeration systems
09/23/1999CA2323868A1 Defrosting device, in particular for refrigeration systems
09/23/1999CA2322220A1 Fluid defrost system and method for secondary refrigeration systems
09/22/1999EP0943880A2 Refrigerated cabinet
09/21/1999US5953931 Portable upright cooler
09/21/1999US5953929 Modular refrigeration unit
09/10/1999WO1999045403A1 Ic test apparatus
09/01/1999CN2336300Y Filter screen drain pipe for water tray
08/1999
08/31/1999CA2041247C Cooling apparatus for electronic equipment
08/25/1999EP0765456A4 Refrigerated merchandiser with modular evaporator coils and eepr control
08/25/1999CN1226665A Drain pan of air conditioner
08/24/1999US5941088 Device for draining water created by defrosting showcase
08/24/1999US5941085 Refrigerator having an apparatus for defrosting
08/19/1999DE19802453A1 Cooling and/or freezing arrangement with evaporation shell
08/18/1999EP0936428A2 Vacuum insulated refrigerator or freezer cabinet
08/11/1999CN1225713A Flat tube evaporator with vertical flat tubes for motor vehicles
08/04/1999CN2331927Y Ultraviolet radiation device synchronizing worked with refrigerator frost-removing heater
08/03/1999US5931009 Defrosting apparatus of air conditioner and method thereof
08/03/1999US5931004 Refrigerator and control method therefor
08/03/1999CA2180113C Defrosting apparatus for refrigerators and method for controlling the same
07/1999
07/28/1999EP0931994A2 A freezer, in particular a commercial freeze box for the display and storage of frozen products
07/27/1999US5927095 Anti-frost device for refrigerators
07/27/1999US5927083 Compressor cycle dependent defrost control
07/22/1999WO1999036750A1 Apparatus and method for detecting an interface
07/20/1999US5924298 Control method of defrosting operation of a refrigerator
07/20/1999US5924297 Refrigerated merchandiser with modular evaporator coils and "no defrost" product area
07/14/1999EP0928934A2 Domestic refrigerator
07/14/1999CN2328950Y Anti-iceing device of condensated water for freezer
07/13/1999US5921092 Fluid defrost system and method for secondary refrigeration systems
07/08/1999WO1999023425A3 Refrigerated merchandiser with modular evaporator coils and 'no defrost' product area
06/1999
06/29/1999US5916254 Method of circulating refridgerant for defrosting and refrigerator employing the same
06/23/1999EP0924480A2 Vapor line pressure control
06/22/1999CA2120181C Multi-compartment refrigerator with system for minimizing condensation
06/17/1999DE19755292A1 Refrigerator or freezer
06/16/1999EP0766815A4 Ice and liquid detector
06/09/1999CN1218895A Method for controlling fan speed of evaporator of air conditioner
06/02/1999EP0919065A1 Adaptive appliance control module including switching relay
06/02/1999CN1218173A Defrost control method and apparatus of refrigerator
06/01/1999US5907955 Method for reducing operating noise of a refrigerator
05/1999
05/26/1999CN1217782A Defrost control
05/26/1999CN1217781A Defrost control for heat pump
05/26/1999CN1217461A Quick defrosting apparatus for refrigerator
05/25/1999US5906110 Direct cooling type refrigerator having a defrosted water receiving/discharging apparatus
05/18/1999US5904053 Drainage management system for refrigeration coil
05/14/1999WO1999023425A2 Refrigerated merchandiser with modular evaporator coils and 'no defrost' product area
05/14/1999CA2307814A1 Refrigerated merchandiser with modular evaporator coils and "no defrost" product area
05/11/1999US5901570 Refrigerator having a refrigeration system
05/11/1999US5901566 Heat pump
05/04/1999US5899079 Air flow control apparatus
05/04/1999US5899078 Method and apparatus for reducing energy use by refrigeration door and frame heaters
05/04/1999CA2057623C Freezer with means preventing the formation of frost
04/1999
04/28/1999EP0910778A1 Flat tube evaporator with vertical flat tubes for motor vehicles
04/28/1999CN1215145A Method for reducing refrigerator running noise
04/27/1999CA2069874C Method for preventing bacterial growth in a food processing plant and such a plant for carrying out the method
04/21/1999EP0788592B1 Method for defrosting a refrigeration system and control apparatus for implementing that method
04/07/1999CN2313191Y 电子化霜定时器 Electronic defrost timers
04/07/1999CN1213065A Refrigerator with bracket for supporting defrosting heater
04/06/1999US5890368 Dehumidifier
04/01/1999DE19743073A1 Refrigerator or freezer device for domestic use
03/1999
03/30/1999US5887443 Defrost control method and apparatus of refrigerator
03/30/1999US5887440 Refrigeration coil defrost system
03/24/1999EP0903835A1 Axial flow pump/marine propeller
03/24/1999CN1211718A Anti-dewing device for door of goods showing cabinet
03/24/1999CN1211712A Evaporator in refrigerator
03/23/1999US5884486 Thermoelectric humidity pump and method for dehumidfying of an electronic apparatus
03/16/1999US5881566 Evaporation device for refrigeration equipment
03/11/1999DE19739455A1 Operation of cooler combination arrangement
03/09/1999US5878592 Evaporator housing
02/1999
02/26/1999CA2213880A1 Refrigeration coil defrost system
02/17/1999CN1208461A Frost formation detector
02/16/1999US5870899 Method for controlling a pausing period of a defrosting operation of a refrigerator
1 ... 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 ... 70