| Patents for F24F 9 - Use of air currents for screening, e.g. air curtain (1,142) |
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| 01/25/2001 | DE19932708A1 Arrangement for generating air curtain on door to low temperature room has air inlet to fan in low temperature room, outlet nozzle arranged along boundary of door in low temperature room |
| 01/11/2001 | DE19931854A1 Procedure for cleaning air for openings of ventilation and/or air-conditioning installations has before induction, spray electrode technique applied which in front of opening accelerates away outwards all toxic material from air |
| 01/03/2001 | CN2413215Y Throttle switching device for side-blowing air conditioner filtering section |
| 01/03/2001 | CN2413214Y Air curtain |
| 12/19/2000 | US6162118 Portable isolation device and method |
| 12/06/2000 | EP1058065A2 Air lock for clean room |
| 11/23/2000 | DE19932153C1 Sliding door assembly at a building entry/exit has side sections and sliding door panels with at least one swing air blower for ventilation between the building interior and exterior which is coupled to an external wind gauge |
| 11/22/2000 | EP1054219A1 Method for arranging ventilation and a ventilation arrangement |
| 11/14/2000 | US6146267 Device for separating two zones with different environment |
| 11/02/2000 | DE19918445A1 Work table has air delivery fan whose air flow emanating via two nozzles forms air screen; nozzles are opposite each other so emanating air flows are approximately mutually opposing |
| 10/11/2000 | CN2400736Y Domestic small air curtain machine |
| 10/11/2000 | CN2400735Y Positive temperature coefficient electric-heating boby hot-air curtain machine |
| 09/21/2000 | DE19910483A1 Work table with ventilated work area has upright column at back of work table forming an air inlet duct together with frame which forms a hollow space |
| 09/05/2000 | US6113486 Fabric sheath for ventilation and laminar flow hood |
| 09/05/2000 | US6112546 Air curtain generator for refrigerator |
| 08/22/2000 | US6106387 Conditioned and controlled air vestibule for refrigerated warehouse |
| 08/03/2000 | WO2000045097A1 Device for diffusing sterile air |
| 08/03/2000 | CA2361125A1 Device for diffusing sterile air |
| 08/01/2000 | US6095918 Method and device for protecting a work surface |
| 07/04/2000 | US6082387 Tornado generation method and apparatus |
| 06/28/2000 | EP1011590A1 Noise and light monitor apparatus |
| 06/28/2000 | EP1011589A1 Humidifier for a thermal support apparatus |
| 06/21/2000 | DE19911220C1 Energy-saving ventilation system for revolving door involves blower sucking necessary amounts of air from building inner area via suction channel |
| 06/07/2000 | EP0852484A4 Patient thermal support device |
| 06/06/2000 | US6070419 Cool air exhaling apparatus in enforced circulation type refrigerator and control method thereof |
| 05/11/2000 | WO2000026586A1 Air curtain generator for refrigerator |
| 04/26/2000 | EP0906546B1 Method and device for protecting a work surface |
| 04/26/2000 | CN2375904Y Axial-flow side blowing-in gate air curtain device |
| 04/20/2000 | DE19847724A1 Verfahren zum Abführen von beim Schweißen entstehenden Gasen und Vorrichtung zur Durchführung des Verfahrens A process for the removal of gases produced during welding and apparatus for carrying out the method |
| 04/19/2000 | EP0993878A2 Method for evacuating gases originating from welding and device for carrying out the method |
| 03/23/2000 | WO2000016017A1 Method and device for protecting persons and/or products from air-borne particles |
| 03/21/2000 | US6038880 Refrigerator having a device for generating an air curtain |
| 03/14/2000 | US6036634 Patient thermal support device |
| 02/22/2000 | US6027337 Oxidation oven |
| 02/15/2000 | US6024694 Humidifier for a thermal support apparatus |
| 02/08/2000 | CA2069871C Air treatment plant and method for a flow reduction therein |
| 01/19/2000 | CN1242071A Device for dynamic separation of two zones |
| 01/12/2000 | EP0895570B1 Fabric sheath for ventilation and laminar flow hood |
| 01/05/2000 | EP0968096A1 Device for producing hot air curtains for door openings in local transit vehicles |
| 12/29/1999 | EP0966638A1 Device for separating two zones with different environment |
| 12/29/1999 | CN1240022A Method for dynamic separation into two zones with screen of clean air |
| 12/28/1999 | CA2056413C Air treatment plant and method for balancing pressure differences in such a plant |
| 11/17/1999 | EP0956481A1 Device for dynamic separation of two zones |
| 11/16/1999 | US5984649 Air curtain fan with heating elements |
| 10/26/1999 | US5971914 Infant thermal support device |
| 10/26/1999 | US5971913 Noise and light monitor apparatus |
| 10/21/1999 | WO1999043991B1 Air rail |
| 10/07/1999 | DE19814484A1 Method for dividing room areas with different air-compositions |
| 10/07/1999 | DE19805325C1 Air dam for rotary building door |
| 09/29/1999 | EP0944802A1 Method for dynamic separation into two zones with a screen of clean air |
| 09/22/1999 | CN2339915Y Isolation wind-curtain apparatus |
| 09/08/1999 | EP0940526A1 Structural cell defined by air walls and architectural structure obtained with a plurality of said cells |
| 09/08/1999 | CN2337454Y Hot air curtain machine |
| 09/02/1999 | WO1999043991A1 Air rail |
| 08/26/1999 | DE19806910A1 Air sluice for clean room technique purposes |
| 08/24/1999 | US5941087 Refrigerator having an apparatus for preventing an air from flowing into the refrigerator |
| 08/18/1999 | CN2333950Y Low noise fin tube hot-air curtain |
| 08/18/1999 | CN2333949Y Direct-exhausting air curtain machine |
| 08/10/1999 | US5934992 Confinement method and device in particular for a special atmosphere in a space for continuously processing articles fed therethrough |
| 07/22/1999 | DE19801826A1 Arrangement for forming air curtain for isolation in production processes capable of inexpensive manufacture |
| 07/13/1999 | US5921104 Cool air exhaling apparatus in enforced circulation type refrigerator and control method thereof |
| 06/30/1999 | CN1221484A Fabric sheath for ventilation and laminar flow hood |
| 05/19/1999 | EP0916064A1 Refrigerator with an air curtain generator |
| 05/18/1999 | US5904896 Multi-stage zonal air purification system |
| 05/18/1999 | US5904755 Furniture having air control functions |
| 04/28/1999 | EP0911588A1 Process and device for confinement using thermal stratification |
| 04/27/1999 | US5896752 Refrigerator for discharging cool air from a door by using an air curtain generating device |
| 04/07/1999 | EP0906546A1 Method and device for protecting a work surface |
| 03/31/1999 | CN2312424Y Low noise cold wind or warm wind curtain machine |
| 03/18/1999 | WO1999012513A1 Humidifier for a thermal support apparatus |
| 03/18/1999 | WO1999012509A1 Noise and light monitor apparatus |
| 03/18/1999 | CA2302745A1 Humidifier for a thermal support apparatus |
| 03/18/1999 | CA2302734A1 Noise and light monitor apparatus |
| 03/10/1999 | EP0900990A2 Air curtain device pass |
| 02/16/1999 | US5870898 Method and apparatus for controlling driving of air curtain fan |
| 02/10/1999 | EP0895570A1 Fabric sheath for ventilation and laminar flow hood |
| 02/10/1999 | CN1207486A Refrigerator having apparatus for preventing air from flowing into refrigerator |
| 02/09/1999 | US5868565 Method of heat treating articles and oven therefor |
| 02/02/1999 | US5865880 Air cleaning system having forced negative pressure generating function |
| 01/14/1999 | DE19729794A1 Shelved storage area cooling plant |
| 01/13/1999 | CN2304059Y Sectional through-flow cold-hot air-curtain |
| 01/06/1999 | CN2303203Y Air-curtain jetting pipeline having cavity |
| 12/23/1998 | CN2301637Y Aided exhausting system for cooking-fume exhauster |
| 12/23/1998 | CN1202610A Refrigerator having device for generating air curtain |
| 12/15/1998 | US5848774 Air curtain mounting plate and structure |
| 12/03/1998 | WO1998054522A1 Refrigerator with an air curtain generator |
| 12/02/1998 | CN1200470A Refrigerator with air curtain generator |
| 11/25/1998 | CN1199839A Fluidic cooking smoke guiding plate |
| 11/04/1998 | EP0807228B1 Confinement method and device, in particular for a special atmosphere in a space for continuously processing articles fed therethrough |
| 10/21/1998 | CN2295152Y Wind-curtain stir-frying range |
| 10/14/1998 | CN1195758A Preventing imperfect combustion device for gas water heater |
| 10/06/1998 | US5817003 Controller for a patient warming device |
| 10/06/1998 | US5817002 Infant thermal support device |
| 09/30/1998 | EP0867665A2 Method to improve air circulation in a clean air cabine |
| 09/24/1998 | WO1998041413A1 Device for producing hot air curtains for door openings in local transit vehicles |
| 09/24/1998 | DE19711060A1 Anordnung zur Erzeugung von Luftschleiern an Türöffnungen, insbesondere von Nahverkehrsfahrzeugen Arrangement for generating air curtains at door openings, particularly of mass transit vehicles |
| 09/23/1998 | EP0866286A2 Air outlet with an enlarged jet |
| 09/23/1998 | CN2292242Y Electric-heating axial-flow air-curtain machine with fin |
| 09/22/1998 | US5809799 Refrigerator having a device for generating an air curtain |
| 09/11/1998 | WO1998039604A1 Device for separating two zones with different environment |