| 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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| 03/10/1998 | US5725639 Device for drying air for motor vehicles |
| 03/10/1998 | US5725148 Individual workspace environmental control |
| 03/04/1998 | EP0827186A2 Substrate treatment system |
| 03/04/1998 | EP0637977B1 Installation for fighting fire |
| 03/04/1998 | CN1174963A Dehumidifying air conditioner |
| 03/04/1998 | CN1174962A Air Conditioning system |
| 03/03/1998 | US5722483 Air exchange apparatus and method |
| 02/26/1998 | WO1998007949A1 Ventilation window and corresponding mounting assembly |
| 02/26/1998 | WO1998007498A1 Desiccant based dehumidifier |
| 02/25/1998 | EP0824659A1 Heat pump system and method for air-conditioning |
| 02/25/1998 | EP0824377A1 Air purifier |
| 02/25/1998 | CN1174313A Air cleaner |
| 02/25/1998 | CN1174312A Air Conditioning method and equipment |
| 02/24/1998 | US5720315 System for controlling flow through a process region |
| 02/24/1998 | US5720179 Methods and apparatus for controlling the temperatures of a plurality of rooms |
| 02/22/1998 | CA2183833A1 Air purifier |
| 02/19/1998 | WO1998006982A1 Air exchange apparatus and method |
| 02/18/1998 | CN1173382A Filtering appts. |
| 02/17/1998 | US5718628 Air conditioning method in machine room having forced air-cooling equipment housed therein |
| 02/17/1998 | US5718552 Procedure and facility for handling and transport of wafers in ultra-clean rooms |
| 02/17/1998 | US5718122 Air conditioning system |
| 02/11/1998 | EP0823596A2 Air conditioner having humidifying function |
| 02/11/1998 | CN2274305Y Multifunction anion air-clearing device |
| 02/11/1998 | CN2274304Y Electric dehumidifier |
| 02/11/1998 | CN1172938A Desiccant assisted air conditioning system |
| 02/10/1998 | US5716268 Device for removal of deleterious impurities from room atmosphere |
| 02/10/1998 | US5715696 Arrangement for reducing the humidity content of a gaseous medium |
| 02/05/1998 | DE19708862A1 Dry filter for cleaning exhaust gases |
| 02/05/1998 | DE19631245A1 Air-conditioning plant for rooms in building |
| 02/05/1998 | DE19630625A1 Extraction of impurities e.g. dust, vapour, viruses and bacteria from gas stream |
| 02/04/1998 | CN1172234A City central air conditioner combined supplying system |
| 02/03/1998 | US5713973 Clean air duct device |
| 01/28/1998 | CN2273204Y Rolling-rocking machine with ozone and anion generator |
| 01/28/1998 | CN1171643A Air Cleaner |
| 01/28/1998 | CN1171522A Purifier for polluted air |
| 01/28/1998 | CN1171521A Air conditioning system |
| 01/27/1998 | US5711705 Isolation work station |
| 01/27/1998 | US5711163 Heat pump apparatus |
| 01/22/1998 | WO1998002694A1 Make-up air handler with direct expansion dehumidification |
| 01/22/1998 | WO1998002235A1 Heat exchange device and method of catalytically treating the atmosphere |
| 01/22/1998 | CA2259587A1 Heat exchange device and method of catalytically treating the atmosphere |
| 01/21/1998 | CN2272988Y Multipurpose soot-eliminating sterilizing detoxicating air purifier |
| 01/21/1998 | CN1170855A Method of controlling multiple air conditioner |
| 01/20/1998 | US5709736 Moisture control unit |
| 01/20/1998 | US5709102 Heat pump cooling-heating-dehumidifying system for electric vehicle |
| 01/20/1998 | US5709097 Multiroom airconditioner |
| 01/15/1998 | WO1998001710A1 Method and arrangement for distributing air to a space |
| 01/14/1998 | CN2272543Y Spraying pot for lowering indoor temp |
| 01/13/1998 | US5707005 Control system for air quality and temperature conditioning unit with high capacity filter bypass |
| 01/08/1998 | WO1998000676A1 Environmentally enhanced enclosure for managing cmp contamination |
| 01/07/1998 | EP0816767A2 Method and apparatus for cooling premises |
| 01/07/1998 | EP0816225A1 Process for the removal of gaseous components from the air of an aircraft cabin |
| 01/07/1998 | EP0815919A2 Filter unit |
| 01/07/1998 | CN2272116Y Ozone and negative-ion generator |
| 01/06/1998 | US5704833 Clean room |
| 01/05/1998 | CA2180484A1 Mini-animal quarter |
| 01/02/1998 | DE19647353A1 Device to purify air supply, especially to unit to house hens or pigs |
| 01/02/1998 | DE19625674A1 Device to reduce atmospheric air particle emission in clean rooms |
| 12/31/1997 | WO1997049955A1 Method and device for protecting a work surface |
| 12/31/1997 | CN2271675Y Electronic fountain air conditioning machine |
| 12/31/1997 | CN2271674Y Box for deodorizing, sterilizing and fresh keeping of refrigerator |
| 12/31/1997 | CN1168962A 空调机 Air conditioners |
| 12/30/1997 | US5702522 Method of operating a growing hall containing puller cells |
| 12/30/1997 | US5702508 Ceramic desiccant device |
| 12/30/1997 | US5702507 Automatic air cleaner |
| 12/30/1997 | US5701950 Water feed device for humidification and air conditioning apparatus incorporating the same |
| 12/30/1997 | US5701750 Zone demand controlled dual heat pump system and controller therefor |
| 12/24/1997 | WO1997048951A1 Environmental enclosure apparatus with air flow control and balancing |
| 12/23/1997 | US5700190 Flowhood work station |
| 12/18/1997 | WO1997047928A2 Air treatment system |
| 12/17/1997 | CN2270909Y Multifunctional strong ozone and anion generator |
| 12/17/1997 | CN2270908Y Box type stink-removing sterilizer for refrigerator |
| 12/17/1997 | CN2270907Y Industrial small size temp.-reducing ventilator |
| 12/16/1997 | US5698166 Air permeable substrate having solid fragrance permeating into interstices for connecting to air filter of forced air ventilation system |
| 12/11/1997 | WO1997038266A3 Process and device for confining, retaining and sucking off fumes, dust or the like |
| 12/10/1997 | CN2270187Y Time-division system multi-branch road parallel refrigerating air-conditioner |
| 12/10/1997 | CN1167238A Controller for air conditioner |
| 12/09/1997 | US5695004 Air conditioning waste heat/reheat method and apparatus |
| 12/03/1997 | EP0809776A1 Desiccant based humidification/dehumidification system |
| 12/03/1997 | EP0711192B1 Arrangement for reducing the humidity content of a gaseous medium |
| 12/02/1997 | US5692954 Air-shower system for a clean room |
| 11/27/1997 | WO1997044625A1 Heat pump systems and methods incorporating subcoolers for conditioning air |
| 11/27/1997 | WO1997044624A1 Fan air cleaner |
| 11/27/1997 | CA2256573A1 Fan air cleaner |
| 11/26/1997 | EP0808442A1 Cooled air cycle system and method for operating such a system |
| 11/26/1997 | EP0808178A1 Fluid fumigating device |
| 11/26/1997 | EP0740576B1 Water-spray separator |
| 11/26/1997 | CN2268882Y Outdoor part of separate air conditioner |
| 11/26/1997 | CN2268881Y Throttling mechanism of heat pump air conditioner with two indoor exchanging mechanism for double rooms |
| 11/26/1997 | CN2268880Y 空调机柜 Air conditioning cabinet |
| 11/25/1997 | US5690720 Aromatic air circulation and filtration system |
| 11/25/1997 | US5689965 Air conditioner |
| 11/25/1997 | US5689962 Method for dehumidifying air |
| 11/20/1997 | WO1997043584A1 Compact mechanical air cleaner |
| 11/20/1997 | DE19619495A1 Safety system with suction devices for extracting air contg. material harmful to health from a room |
| 11/19/1997 | EP0807228A1 Confinement method and device, in particular for a special atmosphere in a space for continuously processing articles fed therethrough |
| 11/19/1997 | EP0806980A1 Adsorption air conditioning system |
| 11/19/1997 | EP0669838A4 Deodorising system. |
| 11/19/1997 | CN2268217Y Small gas electrostatic purifying device |
| 11/19/1997 | CN1165049A Large-flow dust-filter sterilizing air filter membrane and its manufacturing method |