Patents
Sitemap › F24 - Heating; Ranges; Ventilating › F24F - Air-conditioning; Air-humidification; Ventilation; Use of air currents for screening › 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
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)
09/1998
09/09/1998CN1192522A Air purification device
09/08/1998US5803940 Air treatment system
09/08/1998US5803721 Clean room fan unit
09/08/1998US5802862 Method and apparatus for latent heat extraction with cooling coil freeze protection and complete recovery of heat of rejection in Dx systems
09/02/1998EP0862024A2 Dehumidifier
09/02/1998EP0862023A2 Refrigerant distribution unit for air-conditioners
09/02/1998EP0861403A1 Plate-type crossflow air-to-air heat exchanger having dual pass cooling
09/02/1998CN1191956A Temperature-maintaining and air-exchanging air conditioner
09/01/1998US5800583 Air treatment system
09/01/1998US5800261 Air vent device including a light device to preheat supply air
09/01/1998US5799728 Dehumidifier
08/1998
08/28/1998CA2230618A1 Indoor air quality gas phase return air cleaner
08/27/1998DE19707218A1 Window or door filter to prevent entry of hazardous matter e.g. ozone
08/27/1998DE19616747A1 Bio active filter
08/27/1998DE19600436A1 Bioactive device for long term plant care and air conditioning, -filtering, -humidifying
08/26/1998CN2288966Y Ceramic chip type ozone generator element
08/26/1998CN1191292A Air conditioner
08/25/1998US5798455 Storehouse for use in storage of clean materials
08/25/1998US5797272 Vacuum dewatering of desiccant brines
08/25/1998US5797183 Method for producing an apparatus for catalytically decontaminating exhaust gases
08/20/1998DE19707612A1 Arrangement for ionising oxygen molecules in air with negative electrical charge
08/19/1998EP0859202A2 Ventilation device, in particular for mounting in a clean room ceiling
08/19/1998EP0859201A2 A system for air-conditioning the interior of buildings
08/19/1998EP0701676B1 Atmosphere membrane humidifier and method and system for producing humidified air
08/19/1998CN2288380Y Water excitation type air ion generator
08/19/1998CN1190722A Refrigerant flow divider for air conditioning equipment
08/19/1998CN1190721A Thermal pump type air conditioner
08/19/1998CN1190720A Composite type air conditioner with cooling and warming operation
08/18/1998US5795505 Air humidifier with reduced mineral buildup
08/18/1998US5795131 Fan air cleaner
08/18/1998CA2030141C Air conditioning method and apparatus
08/13/1998WO1998035189A1 Multiple room type air conditioning apparatus
08/13/1998WO1998035124A1 Protective screen
08/13/1998DE19733756A1 Schutzgitter Guard
08/13/1998DE19705206A1 Building interior ventilation system for ventilation of energy saving, enclosed buildings
08/12/1998EP0857284A1 Process for providing subjects with an increased oxygen supply
08/12/1998CN1190174A 空调系统 Air-conditioning system
08/12/1998CN1190173A Household air conditioning system
08/11/1998US5792226 Air current controlling device and clean room adopting the same
08/11/1998US5791157 Heat pump device and desiccant assisted air conditioning system
08/11/1998US5791153 High efficiency air conditioning system with humidity control
08/06/1998DE19703794A1 Method of removing moisture from air in an air conditioning system
08/06/1998DE19703793A1 Method of removing moisture from air in an air conditioning system
08/05/1998EP0856707A2 Process and device for humidifying air
08/05/1998EP0856134A1 A method and arrangement for the production of cooling power
08/05/1998EP0856093A1 Ventilation window and corresponding mounting assembly
08/04/1998US5788569 Method and apparatus for deodorizing the interior of a room air conditioner
07/1998
07/30/1998WO1998033021A1 Method and means for purifying air with a regenerable carbon cloth sorbent
07/30/1998CA2264547A1 Method and means for purifying air with a regenerable carbon cloth sorbent
07/29/1998EP0855560A2 Ventilation device
07/29/1998CN2286844Y Air bio-disinfecting machine
07/29/1998CN2286843Y Double-side heat-exchanging type split air-conditioner
07/29/1998CN1189212A Multi-type air-conditioner
07/29/1998CN1188879A Air-conditioning device
07/29/1998CN1188684A Air washer
07/28/1998US5786525 Method and apparatus for balancing an air distribution system
07/23/1998WO1998031970A1 Method for treating air for passenger space air-conditioning
07/22/1998CN1188431A Air purifier
07/21/1998US5782104 Integrated air conditioning system with hot water production
07/15/1998EP0853266A2 Process-chamber flow control system
07/15/1998EP0852688A1 Device for optimising air management in a room
07/15/1998EP0575533B1 Process-chamber flow control system
07/15/1998EP0575523B1 Flow regulator adaptable for use with exhaust from a process chamber
07/15/1998CN2286293Y Water-drawing air conditioner
07/14/1998US5779769 Integrated multi-function lamp for providing light and purification of indoor air
07/14/1998US5779425 Procedure and facility for handling and transport of wafers in ultra-clean rooms
07/09/1998WO1998029695A1 Air treatment device
07/09/1998WO1998029694A1 Air conditioning system
07/08/1998EP0852321A2 Electronic air cleaner with germicidal lamp
07/08/1998CN2285876Y Domestic air purifying humidifying device
07/08/1998CN2285875Y Indoor machine for split air conditioner
07/08/1998CN1187163A Personal protection shed
07/07/1998US5775987 Smoke removing device and method
07/07/1998US5775125 Integrated air conditioner
07/07/1998US5775121 Method and device for refrigerating a fluid
07/07/1998US5775114 Refrigeration apparatus
07/02/1998DE19654844A1 Air filter with automatic roller for kitchens, bathrooms
07/02/1998DE19654542A1 Air conditioning system
07/01/1998EP0851179A2 Air conditioning device
07/01/1998EP0850389A1 Air conditioning system
07/01/1998CN2285441Y 空气净化器 Air Purifier
07/01/1998CN2285440Y Electrolytic oxidation scrubbing type air purifier
07/01/1998CN2285439Y Double-room shared separating type air conditioner
07/01/1998CN1186203A Preparing method and usage of compressed air
06/1998
06/30/1998US5772501 Indoor environmental conditioning system and method for controlling the circulation of non-conditioned air
06/30/1998US5771707 Unitary heat exchanger for the air-to-air transfer of water vapor and sensible heat
06/30/1998CA2145654C Remote region vacuum regulator
06/24/1998EP0849544A1 Heat transfer apparatus
06/24/1998CN1038859C Honeycomb duster
06/23/1998US5769316 Air conditioner for vehicles
06/23/1998US5769314 Variable air volume HVAC system controller and method
06/18/1998WO1998026482A1 Device to produce active oxygen ions in the air for improved air quality
06/18/1998WO1998025687A1 Diffusional gas transfer system and method of using same
06/18/1998DE19651475A1 Dilution of odour bearing air with fresh air to reduce perceived odour emissions
06/18/1998DE19651403A1 Multistage air treatment device for automobile ventilation system
06/18/1998DE19651402A1 Apparat zur physikalischen Aufbereitung von Luft, insbesondere von Atemluft An apparatus for the physical treatment of air, in particular of breathing air
06/18/1998CA2281222A1 Device to produce active oxygen ions in the air for improved air quality
06/17/1998EP0848214A2 Method of returning refrigerator oil of air conditioner
06/16/1998US5766368 Integrated circuit chip module cleaning using a carbon dioxide jet spray
06/16/1998US5766314 Dehumidification, thermal control, washing of air, particle fixing, particle disinfecting, sparying and vaporization
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