| Patents for F24F 3 - Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems (19,462) |
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| 05/10/1994 | US5309733 Air-conditioning system |
| 05/10/1994 | US5309728 Control apparatus for multiple unit air conditioning system |
| 05/10/1994 | US5309725 System and method for high-efficiency air cooling and dehumidification |
| 05/04/1994 | CN2163973Y 暖气机 Heater |
| 05/04/1994 | CN2163972Y Segmented wall-hanging air-conditioner |
| 05/04/1994 | CN1086303A Fume-exhausting device infire by use of contrarotation of axial flow fan in cold air outlet |
| 05/03/1994 | US5308533 Aerogel mesh getter |
| 04/28/1994 | DE4236031A1 Prodn. of clean air flow - involves device with tubular jacket to separate intake and axial ventilator, leaving air outlet |
| 04/27/1994 | EP0594360A1 Method of adsorbing and removing nitrogen oxides |
| 04/27/1994 | EP0593527A1 Environment treatment |
| 04/27/1994 | CN2163336Y Air cleaner |
| 04/27/1994 | CN1086005A Energy-saving air refresher |
| 04/26/1994 | US5305953 Reactive heating control system |
| 04/26/1994 | US5305822 Air conditioning apparatus having a dehumidifying operation function |
| 04/23/1994 | CA2108818A1 Method of adsorbing and removing nitrogen oxides |
| 04/21/1994 | DE4234729A1 Dissection equipment with air extn. system - includes side-loaded suction slits for formaldehyde concn. redn. in dissection rooms of colleges, universities etc. |
| 04/20/1994 | CN2162664Y Automatic multifunction purifier for duplicator |
| 04/20/1994 | CN2162612Y Ceiling-lamp type air purifying device |
| 04/20/1994 | CN2162611Y Air replacement device |
| 04/19/1994 | US5303767 Control method and system for controlling temperatures |
| 04/14/1994 | DE4233665A1 Electric storage heater with storage core heated by heating bodies - transmits stored heat as warm air and storage heater has at least one air inlet opening at which is connected air duct running in storage core |
| 04/13/1994 | CN2161859Y Radiator and dehumidifier |
| 04/13/1994 | CN2161858Y Time-share switching miniature central air conditioner |
| 04/13/1994 | CN1085308A Air conditioner |
| 04/13/1994 | CN1085307A 节能空调器 Energy-saving air conditioners |
| 04/12/1994 | US5302794 Microwave apparatus for drying air |
| 04/12/1994 | US5302359 Deodorizing system |
| 04/12/1994 | US5301873 Low fluid indicator for pressurized canister |
| 04/12/1994 | US5301744 Modular air conditioning system |
| 04/12/1994 | US5301516 Potable water collection apparatus |
| 04/06/1994 | CN1084815A Air anion generator for automobile and tractor |
| 04/05/1994 | US5300138 Comprising silica gel, modified molecular sieve; twenty per cent of sodium ions replaced by potassium |
| 04/05/1994 | US5299431 Automotive air conditioner having condenser and evaporator provided within air duct |
| 04/05/1994 | CA1328172C Apparatus for ventilation, recovery of heat, dehumidification and cooling of air |
| 03/31/1994 | WO1994017336A1 Environmental control system |
| 03/31/1994 | WO1994006574A1 Clean room and clean room containment center |
| 03/30/1994 | EP0439596B1 Bactericidal and fungicidal material for use in the manufacture of air-conditioning ducts |
| 03/30/1994 | CN2160085Y Multifunction air improving device |
| 03/30/1994 | CN2160084Y Multiple branch section air conditioner |
| 03/29/1994 | US5297990 Filter-ventilator-arrangement |
| 03/29/1994 | US5297398 Polymer desiccant and system for dehumidified air conditioning |
| 03/29/1994 | US5297396 Air conditioning apparatus having a plurality of indoor units connected to an outdoor unit |
| 03/29/1994 | US5297392 Air conditioning apparatus |
| 03/29/1994 | US5297370 Panel system and clean rooms constructed therefrom |
| 03/24/1994 | EP0584160A4 Filter. |
| 03/24/1994 | DE4239868C1 Clean-room hot-air hand drying arrangement - contains hot-air blower drawing cold-air from region to produce hot-air in chamber separate from clean-room |
| 03/23/1994 | EP0588052A1 Method for controlling an air-conditioning installation |
| 03/23/1994 | EP0396600B1 Improvements in heating and cooling systems |
| 03/23/1994 | CN2159525Y 多功能空气净化机 Multifunction Air Purifier |
| 03/23/1994 | CN2159524Y Air humidifier |
| 03/23/1994 | CN2159523Y Dust-removing temp. and moisture controller |
| 03/23/1994 | CN1084264A Indoor envirobnmental control system |
| 03/22/1994 | US5296019 Dust precipitation from air by negative ionization |
| 03/22/1994 | US5296018 Method and apparatus for eliminating electric charges in a clean room |
| 03/22/1994 | US5295902 Biological safety cabinet |
| 03/17/1994 | DE4321743A1 Heat and material exchange reactor |
| 03/16/1994 | CN2158984Y Air temp.-humidity adjusting filtering apparatus |
| 03/16/1994 | CN2158983Y Household energy-saving thermostat |
| 03/16/1994 | CN2158616Y Automatic direct-blowing device for separater for animal raising |
| 03/16/1994 | CN1083912A Cleaning machine for indoor air |
| 03/09/1994 | CN2158509Y Anion air conditioning apparatus |
| 03/09/1994 | CN2158508Y Multi-function air puification device |
| 03/09/1994 | CN2158507Y Indoor air freshening device |
| 03/09/1994 | CN1083578A Air conditioner with high power-efficiency ratio |
| 03/08/1994 | US5291744 Liquid pressure amplification with superheat suppression |
| 03/03/1994 | DE4228521A1 Dehumidifier for display cabinet - has thermoelectric module using Peltier Effect for cooling input air stream below dew point to remove water content |
| 03/02/1994 | EP0584160A1 Filter. |
| 03/02/1994 | CN2158055Y Gas cleaner |
| 03/01/1994 | US5290331 Localized clean air system |
| 03/01/1994 | US5290330 HEPA filtration system |
| 03/01/1994 | US5290200 Detection and evacuation of atmospheric pollutants from a confined work place |
| 03/01/1994 | US5290188 Inlet and damper system for airhouses |
| 03/01/1994 | US5289868 Absorption chiller heater and unit-type air conditioning system |
| 02/23/1994 | CN2157443Y Curtain hanging humidifier |
| 02/23/1994 | CN2157441Y 空气冷暖净化机 Heating and air purifier |
| 02/23/1994 | CN2157440Y 冷气净化机 Air purifiers |
| 02/22/1994 | USRE34549 Purifying air conditioner |
| 02/22/1994 | US5287705 Air conditioning and refrigeration systems utilizing a cryogen |
| 02/22/1994 | CA1327116C Method of dehumidifying gases |
| 02/18/1994 | CA2076228A1 Return air filter |
| 02/16/1994 | EP0485375B1 Method and apparatus for evaporation of liquids |
| 02/16/1994 | CN2156431Y Domestic reproducing moisture absorbing device |
| 02/16/1994 | CN2156430Y Two-direction heat-exchanging window type air conditioner |
| 02/16/1994 | CN2156429Y Convenient reproducing moisture remover |
| 02/15/1994 | US5286984 Conductivity modulated MOSFET |
| 02/15/1994 | US5286447 Forcing ozone or other disinfectant gas into sealed chamber |
| 02/15/1994 | US5285842 Heat recovery ventilator |
| 02/15/1994 | US5285645 Regenerative type air conditioning equipment |
| 02/10/1994 | DE4226164A1 Method of air conditioning in rooms of buildings - uses regenerated mass and heat transfer by condenser of heat pump and dehumidifies outside air by regenerating absorption transfer unit |
| 02/09/1994 | EP0582479A1 Temperature control system |
| 02/09/1994 | EP0582010A2 Air cleaning screen |
| 02/09/1994 | CN2155517Y Rotary-spray negative-ion humidifier |
| 02/09/1994 | CN2155515Y Sterilized thermostatic air conditioner |
| 02/09/1994 | CN2155450Y Cold-hot air electric fan |
| 02/09/1994 | CN1081755A Air conditioning system in which multiple of indoor units are connected with one outdoor unit |
| 02/08/1994 | US5284027 Air conditioning systems |
| 02/03/1994 | DE4225272A1 Adsorption filter for air purification or off-gases - contains adsorber granules, e.g. active carbon, fixed on a support which can be heated, e.g. electrically, to regenerate the filter |
| 02/01/1994 | US5282370 Air-conditioning system accumulator and method of making same |
| 02/01/1994 | US5282369 Multiple type absorption air conditioning system |
| 01/27/1994 | DE4324874A1 Ion emitter for purification of ventilation air in passenger cabin of vehicle and aircraft - has emitter head of electrically insulating material with emitter unit projecting at head and connected with electrical power source |