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)
01/1994
01/27/1994DE4224391A1 Filter to remove smells and pollutants from air arising from technical and biological processes - comprising sealed box contg. filter material maintained at controlled temp.
01/26/1994CN2154425Y Air conditioner with air fresh
01/25/1994US5281401 Container containing cartridge which dispenses liquid as a vapor, conduit, intermittently operable air and vapor pump, timer
01/19/1994CN2153731Y Energy-saving domestic air conditioning humidifier
01/19/1994CN2153361Y Sterilizing health apparatus
01/18/1994US5279632 Planar clean room ceiling structure
01/18/1994US5279609 Air quality-temperature controlled central conditioner and multi-zone conditioning
01/18/1994US5279131 Multi-airconditioner
01/18/1994US5279128 Dehumidifying apparatus with electronic refrigeration unit
01/12/1994EP0578371A1 A sorbing sheet and a sorbing laminate
01/12/1994EP0308497B1 High efficiency sensible and latent heat exchange media with selected transfer for a total energy recovery wheel
01/12/1994CN2153007Y Small air humidifying purifier
01/12/1994CN2153006Y One driving n split-type air-conditioner
01/12/1994CN1080709A Multi-function cooling and heating machine
01/11/1994US5277654 Method and apparatus for protectively transporting contaminated personnel and the like
01/11/1994US5277036 Cooler, heater, and blower assembled in variety of configurations
01/11/1994US5277034 Air conditioning system
01/06/1994WO1994000725A1 Serpentine heat pipe and dehumidification application in air conditioning systems
01/06/1994WO1994000724A1 Heat and material exchange reactor
01/05/1994CN2152173Y Room air humidification and purifier
01/05/1994CN2152172Y Multifunction air regulation and purifier
01/05/1994CN2152171Y Air purifying and cleaning machine
01/05/1994CN2152170Y Full heat exchanging air purifier
01/04/1994US5276630 Of an HVAC system
01/04/1994US5275333 Air conditioning system providing for individual work station control
12/1993
12/29/1993EP0575533A1 Process-chamber flow control system
12/29/1993EP0575523A1 Flow regulator adaptable for use with exhaust from a process chamber
12/29/1993EP0341241B1 Hypobaric storage of respiring plant matter without supplementary humidification
12/29/1993CN2151410Y 大自然型空调器 Nature-type air conditioner
12/29/1993CN2151409Y Air heating and moistening coal stove
12/29/1993CN2151408Y Water cooling/heating air conditioner
12/29/1993CN2151407Y Direction reversing unit for indoor part of seperate air conditioner
12/28/1993US5273690 Having a carrier of breakable cells with fragile walls holding air freshener ingredients releasable by a discharging air stream
12/28/1993US5272885 Air-conditioning apparatus having heat source unit and plural indoor units connected to the heat source unit
12/22/1993EP0575063A1 Air conditioner
12/21/1993US5271558 Remotely controlled electrically actuated air flow control register
12/15/1993EP0573906A2 Cleaning device for sterile rooms
12/15/1993CN2149581Y Multi-purpose air purifying coditioner
12/15/1993CN2149580Y Indoor fume remover able to spray good odor
12/14/1993US5269153 Apparatus for controlling space heating and/or space cooling and water heating
12/09/1993WO1993024791A1 Device for indirect-transpiration air cooling
12/09/1993WO1993024168A1 Portable air conditioner
12/09/1993CA2137006A1 Portable air conditioner
12/08/1993CN2148914Y Whirlwind dry steam humidifier
12/07/1993US5268009 Containing ionizer
12/07/1993US5267895 Air circulation system
12/02/1993DE4218299A1 High capacity refrigeration appts. for deep-freezing, air-conditioning or building heating - uses air as working medium compressed nearly isothermally and comprises continuously working rotating machines for delivering large vol. flows, e.g. with screws for compressing refrigerant vapour
12/01/1993CN1079043A Controlling apparatus in air conditioner
11/1993
11/30/1993US5265442 Non-compressive auxiliary air conditioning system
11/30/1993US5265433 Air conditioning waste heat/reheat method and apparatus
11/30/1993CA1324730C Air treatment facility for ventilating and conditioning a plurality of rooms, and air treatment module for said facility
11/29/1993CA2097165A1 Air conditioner
11/24/1993CN2147455Y Air conditioner with air purifying and refreshing device
11/24/1993CN2147454Y New structure moisture eliminating frame
11/23/1993US5264015 Screen having an air cleaning function
11/23/1993US5263897 Fluid suction nozzle and fluid-treating apparatus
11/23/1993US5263333 Multi-type air conditioner system with optimum control for gaseous flow adjustment valve and liquid expansion valve
11/23/1993CA1324489C Heating and cooling systems
11/18/1993EP0570130A2 Air conditioner
11/18/1993EP0445175B1 A method and apparatus for drying air
11/17/1993CN2146676Y Filter element of air cleaner
11/17/1993CN2146675Y Energy-saving scavenging air conditioner
11/17/1993CN2146674Y Multi-stroke efficient hot-air generator
11/16/1993US5261483 Control system for a fan coil of an air-conditioner
11/11/1993WO1993022603A1 A method and a system for disinfecting air in air conditioning ducts
11/11/1993WO1993022602A1 Temperature and humidity control system and control method therefor
11/11/1993WO1993021997A1 Installation for fighting fire
11/10/1993CN2145946Y Multifunctionalindoor air purifier
11/10/1993CN2145945Y Drum wall field shunt permanent-magnet oxygenator
11/10/1993CN2145944Y Multifunctional high efficient air conditioner
11/09/1993US5259816 For mounting in the ceiling of a room
11/09/1993US5259812 Clean room and clean room containment center
11/09/1993US5259203 Apparatus and method for extracting potable water from atmosphere
11/09/1993CA1324021C Method and apparatus for the air conditioning of rooms
11/04/1993DE4313976A1 Total energy heat exchanger with reduced odour transmission - incorporates absorbent having equilibrium isotherm without sudden increase in absorption above 40 per cent relative humidity
11/03/1993EP0567775A2 Room air treating process for the human domain
11/03/1993CN2145346Y Air fresh apparatus
11/03/1993CN2145345Y Cabinet air purifying machine
11/03/1993CN2145344Y Window efficiente ozone purifier
11/03/1993CN2145343Y Air purifying wet and oxygen anion device for room
11/03/1993CN2145342Y Multifunction air wet apparatus for household
11/03/1993CN2145341Y Thermose air-exchange air conditioner
11/03/1993CN1078037A Air-conditioning apparatus
11/03/1993CN1078036A Anion generating air purifier
10/1993
10/28/1993WO1993020922A1 Apparatus for enhancing the environmental quality of work spaces
10/28/1993WO1993018543A3 System for transferring substrates in clean rooms
10/28/1993DE4306692A1 Ceiling mounted air distribution conduit - has bottom outlets covered by air permeable strip material which moves between cassettes at both ends of conduit
10/28/1993DE4234208C1 Air lock filter - has filter box at outer side of chamber door and can be used for chambers of varying sizes
10/28/1993DE4213161A1 Magazine reducing relative air humidity - has box and lid lined with natural cork and sealed off airtight by joint when shut
10/28/1993CA2094302A1 Ozone generation apparatus
10/27/1993EP0567200A2 A self-cleaning hood for recirculating and purifying air
10/27/1993CN2144789Y Multi-hanging type air conditioner
10/26/1993US5256105 Washable seamless clean room
10/26/1993US5255710 Process-chamber flow control system
10/26/1993US5255709 Flow regulator adaptable for use with process-chamber air filter
10/20/1993EP0566051A1 Air filter and method for reducing the amount of microorganisms in contaminated air
10/20/1993CN2144267Y Multifunctional household air-conditioner
10/20/1993CN1077523A Cold wind fan
10/16/1993CA2094008A1 Air filter and method for reducing the amount of microorganisms in contaminated air
10/14/1993WO1993020580A1 Device and method for handling objects