Patents
Sitemap › F24 - Heating; Ranges; Ventilating › F24F - Air-conditioning; Air-humidification; Ventilation; Use of air currents for screening › F24F 7 - Ventilation
Patents for F24F 7 - Ventilation (13,941)
09/2000
09/05/2000CA2192762C Forced air vent for a roof eave
08/2000
08/30/2000CN2394133Y Split air conditioner with air exchange
08/29/2000US6110244 Clean air system
08/29/2000CA2124281C Heating system having increased air circulation
08/26/2000CA2299650A1 Apparatus providing means for mitigating radon from a dwelling
08/24/2000WO2000049342A2 Low speed cooling fan
08/24/2000WO2000049220A1 System and method for vent hood cleaning and comprehensive bioremediation of kitchen grease
08/24/2000CA2362863A1 System and method for vent hood cleaning and comprehensive bioremediation of kitchen grease
08/23/2000EP1030350A1 System and method for producing and supplying highly clean dry air
08/23/2000EP1029561A2 Method and installation for removing smoke from a monitored space
08/23/2000EP1029214A1 Heat exchanger
08/23/2000EP1029204A2 Air-conditioning device for technical premises such as measuring rooms
08/17/2000DE19904428A1 Maschinelle Rauch- und Wärmeabzugsanlage Powered smoke and heat extraction system
08/16/2000EP1028296A2 Cross flow fan
08/16/2000EP1028295A2 Fan assembly
08/16/2000EP1028257A2 Ventilation device
08/16/2000EP1027564A1 Air conditioning device
08/16/2000CN2392116Y Negative pressure type cooking fume remover
08/16/2000CN2392115Y Ventilation means for lab
08/16/2000CN2392114Y Quick erection type ventilation fan
08/16/2000CN2392113Y Wall type air conditioner having ventilation means
08/16/2000CN2392112Y Mobile air pumping-out equipment for physical-chemical lab
08/15/2000US6104607 Cooling fan for PC card slot
08/15/2000US6104016 Wall-mounted microwave oven and method for controlling hood motor therefor
08/15/2000US6102794 Roof vent
08/10/2000WO2000046555A1 Ventilation and sound-absorbent device for opening fillings
08/10/2000WO2000046553A1 Mechanical smoke and heat evacuation system
08/10/2000DE19904697A1 Air flow generator for cooling has several superposed strips with air passages and movable to and fro to create better cooling action
08/10/2000DE19902267A1 Ventilation device uses exhaust heat of ventilator motors through bypass attached to motor chambers and opening on suction side of ventilator wheel
08/10/2000CA2327340A1 Mechanical smoke and heat evacuation system
08/09/2000EP1026453A2 Ventilating device with a slotted duct closable by a pivotable valve element
08/09/2000EP1026451A1 Mechanical device for smoke and heat outlet
08/09/2000EP1025895A1 Air cleaner
08/09/2000EP1025400A1 Roof vent
08/08/2000US6099609 Moving sorbent filter device
08/08/2000US6099608 Rotating filtration cartridge and blower for HVAC applications
08/08/2000US6099406 Modular integrated terminals and associated systems for heating and cooling
08/03/2000WO2000045097A1 Device for diffusing sterile air
08/03/2000CA2361125A1 Device for diffusing sterile air
08/02/2000CN2390134Y Adjustable strong air exhauster for water heater
08/02/2000CN2390133Y Improvement on structure of radiator
08/01/2000US6098023 Driving control system and monitoring device for fan filter unit in semiconductor clean room
08/01/2000US6097008 Sewer vent pipe anti ice-build-up apparatus
08/01/2000US6095917 Air-shower apparatus and semiconductor wafer processing method
07/2000
07/27/2000WO2000043715A1 Enhanced economizer controller
07/25/2000US6093229 Drive checking system for fan filter units in clean room
07/25/2000US6093098 Satellite disk housing and roof ventilation device
07/20/2000WO2000042267A1 Air-distribution device in a ventilation system
07/19/2000EP1019659A1 A method and apparatus for minimising noise from fan filter unit
07/19/2000CN2388534Y Ventilating bamboo basket
07/19/2000CN2388533Y Turbine exhauster
07/18/2000US6089973 Greenhouse venting system
07/18/2000US6088971 Interlockingly attachable accessories for frame construction buildings
07/13/2000DE19900316A1 Dachlüfter Roof vent
07/13/2000CA2323013A1 Apparatus for heating and ventilating a farm enclosure
07/12/2000EP0927324A4 An air distributor or collector
07/12/2000EP0717828B1 Ventilation arrangement, including filter constructed as sound dampener, flow damper and for filtering purposes
07/12/2000CN2387432Y Air conditioner with air interchanger
07/05/2000EP1015822A1 Method for operating a stove in a building, and a device for carrying out this method
07/05/2000CN2386362Y Cooker hood
07/05/2000CN2386361Y Air ventilator
06/2000
06/28/2000EP1014006A2 Electronic air cleaner with germicidal lamp
06/28/2000CN2385253Y Heating and air exhausting dual-purpose fan for toilet
06/28/2000CN2385252Y Cleaning-free kitchen ventilator with internal circulating and external exhausting double selective funciton
06/28/2000CN2385246Y Fresh air exchanging type split air conditioner
06/27/2000US6079166 Roof closure vent system
06/21/2000EP1009957A1 Cleanroom filter unit
06/20/2000US6077159 Apparatus and method for passive ventilation of buildings
06/15/2000WO2000033983A1 Sash sensor and method of sensing a sash using an array of multiplexed elements
06/15/2000CA2356835A1 Sash sensor and method of sensing a sash using an array of multiplexed elements
06/14/2000EP1007888A1 Modular integrated terminals and associated systems for heating and cooling
06/14/2000CN2382991Y New air supply device for split air conditioner
06/13/2000US6074463 Fan filter unit having a monitoring device for use in a semiconductor device manufacturing clean room
06/08/2000WO2000032996A1 Tile roof vent
06/08/2000DE19856193A1 Protecting parts of building against smoke caused by fire involves detecting smoke on successive occurrences, initiating flushing phase each time by setting maximum outlet cross-section
06/07/2000CN2381937Y Ventilating control equipment for exhaust fan
06/07/2000CN2381936Y Exhaust hood of gas burner
06/07/2000CN1255401A 空气净化器 Air Purifier
06/01/2000CA2254718A1 Method of cooling air circulated by a fan and a cooling fan
05/2000
05/31/2000EP1003943A1 Safety device for preventing a skylight from being opened from outside
05/31/2000CN2380845Y Powerfree air-interchanging apparatus
05/31/2000CN2380035Y Soft stereo-ventilating and circulating stifling apparatus for barn
05/25/2000DE19850555A1 Dachentlüftungssystem Roof ventilation system
05/24/2000EP1002209A1 Fan module for clean room applications
05/24/2000CN2379734Y Side suction type cooking fume remover having cabinet
05/23/2000US6066042 Passive ventilation system
05/17/2000CN2378669Y Pressure variation antibacking ward ventilating passage
05/17/2000CN2378464Y Operating mechanism of valve for removing flue gas and fire proofing
05/11/2000DE19850114A1 Roof hood for venting pipe issuing on upper side of house roof has application component with venting aperture for outlet of air coming from venting pipe
05/10/2000EP0999417A2 Ventilating system for a roof
05/10/2000CN2377472Y Electroless rotating air outlet ventilation device
05/04/2000DE19848736A1 Rauchschutzeinrichtung für Treppenräume oder dergleichen Smoke Guard for stairwells or the like
05/03/2000EP0667007B1 System for controlling flow through a process region
04/2000
04/26/2000EP0995955A2 Smoke protection device for staircases or similar
04/26/2000EP0861361B1 Ventilated window and multi-chambered frame section therefor
04/26/2000EP0698173B1 Arrangement in a ventilating mantle
04/25/2000US6053809 Smoke detection and ventilation system
04/20/2000WO2000022355A1 Air conditioner
04/20/2000DE19846699A1 Roof for animal stalls has roof covering with at least a partially upwardly extending projection with opening for better air flow and ventilation
04/19/2000EP0954390A4 Fume hood having a bi-stable vortex
1 ... 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 ... 140