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