| 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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| 10/14/1993 | WO1993020495A1 Two-way wireless hvac system and thermostat |
| 10/14/1993 | DE4311439A1 Tapered combined gas filter and conditioning screen - e.g. for a ventilation system providing humidification and dehumidification |
| 10/13/1993 | EP0559733A4 Dehumidifier |
| 10/13/1993 | CN1077269A Air purifier |
| 10/12/1993 | US5251654 Flow regulator adaptable for use with exhaust from a process chamber |
| 10/12/1993 | US5251458 Extending the working depth |
| 10/07/1993 | DE4210960A1 Einrichtung und Verfahren zur Handhabung von Gegenständen Means and methods for handling objects |
| 10/06/1993 | EP0564344A1 Refrigeration apparatus for fluids and its application for air treatment |
| 10/06/1993 | EP0564343A1 Air treatment installation |
| 10/06/1993 | EP0564342A1 Tube bundles for heat exchange and container for production and storage of ice, with at least one bundle |
| 10/06/1993 | EP0563570A1 Air-conditioning apparatus |
| 10/06/1993 | EP0473772B1 Filtering and pressure stabilising device for a variable flow-rate ventilating installation |
| 10/06/1993 | CN2143305Y Powerless indoor air purifier |
| 10/06/1993 | CN2143304Y Temperature keeping airing fan |
| 10/05/1993 | US5249742 Coolant circulation system for engine heat pump |
| 10/05/1993 | US5249740 Method for regulating the conditioning of a gas and gas conditioning device |
| 10/05/1993 | US5249430 Method of and means for controlling the condition of air in an enclosure |
| 09/29/1993 | CN2142945Y Water-cooling type air cooler |
| 09/28/1993 | US5247809 Air washer and method |
| 09/28/1993 | US5247806 Multi-system air conditioner |
| 09/23/1993 | DE4209297A1 Processing apparatus for clean room area for IC chip mfr. - has processing part in working chamber which is closed with respect to clean room area |
| 09/21/1993 | US5245837 Air-conditioning apparatus wherein a plurality of indoor units are connected to outdoor unit |
| 09/21/1993 | US5245834 Condensate tank of a dehumidifier |
| 09/16/1993 | WO1993018543A2 System for transferring substrates in clean rooms |
| 09/16/1993 | WO1993018352A1 Device for dehumidifying a room or living space |
| 09/15/1993 | EP0559733A1 Dehumidifier |
| 09/15/1993 | CN1076267A Apparatus for removing dust from air filter in air conditioner |
| 09/14/1993 | US5244480 High efficiency particulate air filter ventilation system with air conditioning unit and environmental monitoring unit |
| 09/08/1993 | EP0558919A1 Process and device for cleaning a filter |
| 09/08/1993 | CN2141873Y Indoor air purifier |
| 09/08/1993 | CN2141711Y Water negative oxygen ion generator |
| 09/08/1993 | CN1022062C Apparatus for promoting generation of exhaled organic compounds of trees |
| 09/07/1993 | US5242473 Apparatus for dehumidifying gas |
| 09/07/1993 | US5242109 Method and apparatus for dispelling fog |
| 09/01/1993 | CN2141529Y Energy-saving air refreshing machine |
| 09/01/1993 | CN2141528Y Electric air purifier |
| 09/01/1993 | CN2141527Y Multi-function air refreshing device |
| 09/01/1993 | CN2141526Y High-effect negative ion generator |
| 09/01/1993 | CN2141525Y Centralizing air conditioner |
| 08/25/1993 | CN2141051Y Air-filter humidifier |
| 08/24/1993 | US5238052 Air to air recouperator |
| 08/24/1993 | US5237833 Air-conditioning system |
| 08/24/1993 | US5237826 Configuration wiring harness for HVAC controller |
| 08/22/1993 | CA2072226A1 Air purification system for enclosed arenas |
| 08/19/1993 | WO1993016334A1 A method of and an arrangement for providing a circulating air flow in a treatment space |
| 08/18/1993 | EP0556141A2 Air-filtration-module |
| 08/18/1993 | EP0555326A1 Method and apparatus for monochannel simultaneous heat and mass transfer |
| 08/18/1993 | CN2140491Y Surrounding spraying air purifier |
| 08/18/1993 | CN2140490Y Health-care air purifier having chinese herbs treatment function |
| 08/18/1993 | CN2140489Y Electronic moisture extractor |
| 08/18/1993 | CN2140488Y Wall-mounted fan coiled pipe air conditioner |
| 08/18/1993 | CN2140487Y Insertion dual-chamber indoor thermal exchanger |
| 08/17/1993 | US5236476 Air purification system for enclosed arenas |
| 08/11/1993 | CN2140036Y Rotary flow steam humidifying unit |
| 08/11/1993 | CN2140035Y Energy-saving circulating air conditioner |
| 08/10/1993 | US5234481 Filtration and pressure stabilization device for variable-flow ventilation system |
| 08/10/1993 | US5233843 Atmospheric moisture collection device |
| 08/04/1993 | EP0554117A2 A clean containment room construction |
| 08/04/1993 | CN2139447Y Electric purifying device for sterilisation of air |
| 08/03/1993 | US5232401 Air supplying apparatus |
| 08/03/1993 | US5231845 Air conditioning apparatus with dehumidifying operation function |
| 08/03/1993 | CA1320945C Space heating and ventilating systems for buildings |
| 07/28/1993 | CN2139239Y Closed circulation type heat recovery dehumidifier |
| 07/28/1993 | CN2139238Y All-functional window type air-conditioner |
| 07/28/1993 | CN2139237Y Split type air-conditioner with a condensing unit and multiple cooling units |
| 07/27/1993 | US5230837 Fragrance dispenser and method for fragrance dispensing |
| 07/27/1993 | US5230720 Air purifying side table |
| 07/27/1993 | US5230719 Dehumidification apparatus |
| 07/27/1993 | US5230466 Humidity control apparatus |
| 07/22/1993 | WO1993014355A1 Device for allowing air to pass into an enclosed space |
| 07/22/1993 | WO1993014353A1 Portable dehumidifier |
| 07/22/1993 | DE4208243C1 Dust filter for air conditioning plant - impregnated with sodium carbonate and potassium carbonate to destroy fungi, germs and allergies |
| 07/22/1993 | CA2127129A1 Portable dehumidifier |
| 07/21/1993 | CN2138764Y Air purifier for filtering poison, dust-removing and sterifization |
| 07/21/1993 | CN2138763Y 空气净化器 Air Purifier |
| 07/21/1993 | CN2138762Y Static room air automatic cleaner |
| 07/21/1993 | CN1074529A Indoor air-conditioner |
| 07/20/1993 | US5228303 Method of and means for controlling the condition of air in an enclosure |
| 07/20/1993 | US5228302 Method and apparatus for latent heat extraction |
| 07/20/1993 | US5228235 Apparatus for promoting the generation of organic compounds from trees |
| 07/14/1993 | EP0550711A1 Heat recovery unit for use in air conditioners. |
| 07/14/1993 | CN2138268Y Cooling and warming air condition of cinema |
| 07/14/1993 | CN2138267Y Dust removing humidifier in normal temperature |
| 07/08/1993 | WO1993013363A1 Appliance for improving the air quality in enclosures |
| 07/07/1993 | EP0550366A2 Air steriliser |
| 07/07/1993 | CN2137765Y Indoor air-humidification dust-collector |
| 07/06/1993 | US5225167 Room air sterilizer |
| 07/06/1993 | US5224648 Two-way wireless HVAC system and thermostat |
| 06/30/1993 | CN2137340Y Indoor air cleaner |
| 06/30/1993 | CN2137339Y Anion generator specially used for air conditioner |
| 06/29/1993 | US5222375 Adsorption/humidification cooler for humid gaseous fluids |
| 06/29/1993 | US5222371 Air conditioner of multichamber type |
| 06/29/1993 | CA1319518C Air conditioning apparatus |
| 06/24/1993 | WO1993007549A3 Wireless communication system for air distribution system |
| 06/23/1993 | EP0547192A1 Energy and space saving single-unit air conditioner for processing room air, with integrable heat recovery. |
| 06/23/1993 | EP0542823A4 Process and product for releasing bound water |
| 06/23/1993 | EP0533817A4 Air circulation system |
| 06/23/1993 | CN2136958Y Decorative air purification humidity regulator |
| 06/23/1993 | CN2136957Y Efficient air-conditioning machine |
| 06/23/1993 | CN2136956Y Air-cooling conditioner |