| 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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| 08/12/1997 | US5655562 System for controlling flow through a process region |
| 08/12/1997 | US5655385 Method of supplying cooling air and cooling system |
| 08/07/1997 | WO1997028412A1 Regenerative heat recovery unit comprising heat accumulators tiltably movable to have a valve function |
| 08/07/1997 | WO1997027929A1 Liquid spray air purification apparatus |
| 08/07/1997 | DE19603623A1 Combination of ozone generator and fan to sterilise atmosphere in closed spaces |
| 08/06/1997 | EP0787952A2 Air cleaning system |
| 08/06/1997 | EP0787950A1 Room with controlled amounts of dust |
| 08/05/1997 | US5653115 Air-conditioning system using a desiccant core |
| 07/30/1997 | EP0785819A1 A method and an apparatus for optimizing the yield from a regenerable dehumidier for wet air provided with a rotor, and a flow meter, particularly for such an apparatus |
| 07/29/1997 | US5651264 Flexible process controller |
| 07/29/1997 | US5651258 Air conditioning apparatus having subcooling and hot vapor reheat and associated methods |
| 07/24/1997 | DE19601486A1 Air conditioner for breathing air in work environment |
| 07/23/1997 | EP0785013A1 Air filter, process for preparing air filter, local facilities, clean rooms, treatments, and process for preparing filter medium |
| 07/23/1997 | EP0727029A4 Twin blower airhouse |
| 07/22/1997 | US5650221 High strength, low pressure drop sensible and latent heat exchange wheel |
| 07/22/1997 | US5649428 Hybrid air-conditioning system with improved recovery evaporator and subcool condenser coils |
| 07/17/1997 | DE19601325A1 Method for moistening air, especially for humidifying rooms |
| 07/16/1997 | EP0783656A1 Fragrance evaporator, in particular for toilets |
| 07/16/1997 | EP0783655A1 Heating, cooling and ventilating system, and room atmosphere conditioning unit for such a system |
| 07/16/1997 | EP0783654A1 Controlled atmosphere storage chamber |
| 07/16/1997 | CN2257906Y Ozone detoxicating machine |
| 07/16/1997 | CN1154739A Air purifying apparatus |
| 07/15/1997 | US5648046 Method and a system for disinfecting air in air conditioning ducts |
| 07/10/1997 | WO1997024171A1 Separation module provided with antistatic device |
| 07/08/1997 | US5645803 Catalyst means for the catalytic treatment of exhaust gas catalytic converter |
| 07/08/1997 | US5645480 Clean air facility |
| 07/03/1997 | WO1997023748A1 Flush lighting system for cleanroom |
| 07/02/1997 | CN2257365Y Anion generator |
| 07/02/1997 | CN2257364Y Air conditioner with anion generator |
| 07/02/1997 | CN2257363Y Indoor air purifier |
| 07/02/1997 | CN2257362Y Noiseless indoor air conditioner |
| 07/02/1997 | CN1153271A Air purifying device for air conditioning and its catalytic body |
| 07/02/1997 | CN1153269A Central air-conditioning radiator |
| 07/01/1997 | US5643081 Vent screen and vent apparatus |
| 07/01/1997 | US5642729 For an aircraft |
| 07/01/1997 | US5642629 Cooled air cycle system and method for operating such a system |
| 07/01/1997 | US5642627 Automotive air conditioner having condenser and evaporator provided within air duct |
| 06/26/1997 | DE19548458A1 Method for cooling and dehumidifying room air |
| 06/25/1997 | CN2256875Y Distilling water machine with air cleaning function |
| 06/25/1997 | CN1152694A Air purifier for cigarette |
| 06/25/1997 | CN1152693A Material for purifying air |
| 06/24/1997 | US5641354 Puller cell |
| 06/24/1997 | US5641340 Method for filtering air in laminar flow |
| 06/19/1997 | WO1997021963A1 Mixing box for mixing air streams with different temperature from two tubular channels |
| 06/18/1997 | CN2256514Y High efficiency negative ion air purifier |
| 06/18/1997 | CN1152095A Outdoor unit of air conditioner |
| 06/17/1997 | US5638692 Air conditioner |
| 06/12/1997 | DE19545335A1 Conditioning air in cabin or enclosed environment |
| 06/11/1997 | CN2255855Y Multifunctional health-care physical therapy instrument |
| 06/04/1997 | EP0777087A1 Air conditioning device and air conditioning system including the same |
| 06/04/1997 | EP0523118B1 Process, installation and device for enriching ventilation or air-conditioning air with aromatic substances |
| 06/04/1997 | CN2255584Y Water-sprinkling type air purifyer |
| 06/04/1997 | CN2255582Y Air-conditioner purifyer with air-cleaning function |
| 06/04/1997 | CN2255581Y Energy-saving air interchanger |
| 06/04/1997 | CN2255580Y Oxygen-feeding air regulator |
| 06/03/1997 | US5634490 Process-chamber flow control system |
| 06/03/1997 | US5634353 Air dehumidifier |
| 06/03/1997 | US5634348 Air conditioner for vehicles |
| 05/28/1997 | EP0775875A2 Air humidifying and water heating device |
| 05/28/1997 | EP0775060A1 Device for removing noxious and aromatic matter from an air flow into the interior of a vehicle |
| 05/28/1997 | CN2255011Y Cabinet for controlling quality of air |
| 05/28/1997 | CN2255010Y Cabinet for controlling quality of air |
| 05/27/1997 | US5632954 Method for killing microorganisms |
| 05/27/1997 | US5632675 Mixing section for supply air and return air in an air-conditioning apparatus |
| 05/27/1997 | US5632333 Temperature and humidity adjusting apparatus and control method therefor |
| 05/22/1997 | WO1997018423A1 Polymer enhanced glycol desiccant heat-pipe air dehumidifier preconditioning system |
| 05/21/1997 | EP0642384B1 Method for treatment of a contact body for exchange of heat, moisture or the like |
| 05/21/1997 | CN2254525Y 弹性空调机 Elastic air conditioner |
| 05/21/1997 | CN1150231A Air purifier with forced negative pressure function |
| 05/20/1997 | US5630324 Multiple type air conditioner system and address setting method thereof |
| 05/20/1997 | CA2112099C Smoke alarm and air cleaning device |
| 05/15/1997 | WO1997017586A1 Method and apparatus for cooling fluid and dehumidifying and cooling gas |
| 05/15/1997 | DE19541431A1 Method of catching and removing harmful substances from working area, especially when sorting rubbish |
| 05/14/1997 | EP0773412A2 A method and a device for refrigeration of fluid and desiccative refrigeration of gas |
| 05/14/1997 | EP0772754A1 A method and system for transferring heating and/or cooling power |
| 05/14/1997 | EP0731724A4 Filtering assembly for air intake |
| 05/14/1997 | CN2254160Y 负离子发生空调机 Negative ion air conditioner |
| 05/14/1997 | CN1149914A Vacuum dewatering of desiccant brines |
| 05/14/1997 | CN1149694A High latent cool refrigerant control circuit for air conditioning system |
| 05/14/1997 | CN1149692A Air conditioning system with overcooling device coiled pipe and serial expander device |
| 05/13/1997 | US5628683 System for transferring substrates into clean rooms |
| 05/13/1997 | US5628200 Heat pump system with selective space cooling |
| 05/13/1997 | US5628125 Heating and dehumidifying assembly |
| 05/09/1997 | WO1997016682A1 Conditioner with accompanying output of water by condensation of atmospheric moisture |
| 05/07/1997 | EP0752086A4 Potable water collection cleaning apparatus |
| 05/07/1997 | EP0734286A4 Gel-based vapor extractor and methods |
| 05/07/1997 | EP0680584A4 Environmental control system. |
| 05/07/1997 | CN2253807Y Air cleaner |
| 05/07/1997 | CN1149118A Method and apparatus for purifying cigarette smoke |
| 05/06/1997 | US5626820 Clean room air filtering |
| 05/02/1997 | EP0770828A2 Air-conditioning device for premises and method of operation |
| 05/02/1997 | EP0770199A1 Air purifying apparatus |
| 05/01/1997 | WO1997015792A1 Air-conditioned construction of floor and ceiling |
| 05/01/1997 | WO1997015791A1 Process for providing subjects with an increased oxygen supply |
| 05/01/1997 | WO1997015790A1 Ventilation system |
| 04/30/1997 | CN2253438Y Biological negative-ion generator |
| 04/30/1997 | CN1148683A 空调机 Air conditioners |
| 04/29/1997 | US5624639 Accurate even when filter is wet |
| 04/24/1997 | WO1997014920A1 A method and arrangement for the production of cooling power |
| 04/23/1997 | EP0769322A1 Method of cleaning gases with a photocatalyst |