| Patents for F24F 7 - Ventilation (13,941) |
|---|
| 01/12/1982 | CA1116163A1 Rotor for regenerative heat and/or moisture exchanger |
| 01/12/1982 | CA1116006A1 Ventilator |
| 01/08/1982 | EP0040213A4 Control of the atmosphere in an enclosure. |
| 01/06/1982 | EP0042998A2 Positive shutoff for individual units of a central air conditioning system |
| 12/29/1981 | US4307655 Low profile ventilating hatch |
| 12/08/1981 | US4304174 Segmented panel curtain opening closure |
| 12/01/1981 | US4303007 Ceiling air outlet for air conditioning system |
| 11/25/1981 | EP0040213A1 Control of the atmosphere in an enclosure. |
| 11/03/1981 | US4297940 Protective workplace and system |
| 11/03/1981 | US4297818 Roof ventilating louver |
| 10/28/1981 | EP0038340A1 A housing for mounting hepa filters. |
| 10/20/1981 | US4295416 Air distribution system |
| 10/20/1981 | US4295415 Environmentally heated and cooled pre-fabricated insulated concrete building |
| 10/20/1981 | CA1110904A1 Portable ventilating apparatus for purging underground installations and the like |
| 10/14/1981 | EP0037553A2 Cowling flaps respectively door for spaces, stables or the like |
| 10/06/1981 | CA1110162A1 Control of range hood emissions |
| 10/01/1981 | WO1981002779A1 Aggregate mass air circulation and structural support system for generally enclosed structures |
| 09/29/1981 | CA1109686A1 Underground service module |
| 09/15/1981 | US4290023 Voltage offset circuit for auto-zero low voltage amplifier |
| 09/08/1981 | US4287816 Ventilator shroud |
| 09/08/1981 | US4287815 Cover assembly for attic fans |
| 09/02/1981 | EP0034818A2 Façade element |
| 09/01/1981 | US4286508 Combination staircase and attic fan means |
| 09/01/1981 | US4286420 Heat retention wall system |
| 08/25/1981 | US4285269 Portable ventilating apparatus for purging underground installations and the like |
| 08/19/1981 | EP0034096A1 Circuit for the ventilation and filtration of the atmosphere within a closed space |
| 08/11/1981 | CA1106834A1 Device for use in connection with heat exchangers for the transfer of sensible and/or latent heat |
| 07/28/1981 | US4280399 Roof ridge ventilator |
| 07/22/1981 | EP0032207A1 Slide ventilation |
| 07/07/1981 | CA1104407A1 Automatic ventilator |
| 06/30/1981 | CA1104122A1 Ventilator with heat exchanger |
| 06/23/1981 | US4274330 Ventilator and mounting frame assembly |
| 06/16/1981 | US4273032 Ventilator apparatus |
| 06/09/1981 | CA1102609A1 Total exhaust laminar flow biological fume hood safety cabinet and method |
| 06/02/1981 | US4270695 Underground service module |
| 05/28/1981 | WO1981001455A1 Control of the atmosphere in an enclosure |
| 05/26/1981 | US4269007 Vent and baffles |
| 04/30/1981 | WO1981001109A1 A housing for mounting hepa filters |
| 04/15/1981 | EP0026766A1 A heat exchanger in plants for ventilating rooms or buildings. |
| 04/14/1981 | US4261255 Ventilation fan |
| 03/24/1981 | EP0020461A4 Air distribution system. |
| 03/17/1981 | US4256257 Automatic chimney cap |
| 03/17/1981 | CA1097531A1 Adjustable smoke extraction assembly |
| 02/17/1981 | US4251029 Underground service module |
| 02/10/1981 | US4249461 Ventilating system for a livestock building |
| 02/10/1981 | CA1095316A1 Plenum chamber for ventilator |
| 02/03/1981 | US4248162 Table with electrostatic air purifier/cleaner |
| 01/27/1981 | US4246962 Device for use in connection with heat exchangers for the transfer of sensible and/or latent heat |
| 01/20/1981 | US4245965 Gas-handling apparatus |
| 01/20/1981 | US4245550 Electronic air cleaner for passenger compartment of vehicle |
| 01/07/1981 | EP0020559A1 Method and arrangement for air condition control in buildings. |
| 01/07/1981 | EP0020461A1 Air distribution system. |
| 01/06/1981 | CA1092925A1 Stove structure |
| 12/16/1980 | US4239459 Fan with adjustable legs for improving building heating and cooling |
| 12/16/1980 | US4239020 House and method for livestock raising |
| 12/16/1980 | CA1091499A1 Ventilation system for the supply of air or exhaustion of fumes |
| 12/09/1980 | CA1091219A1 Winch for handling an openable vent member of a building having a device enabling the instantaneous unlocking of the winch |
| 11/25/1980 | CA1090190A1 Air circulator |
| 11/04/1980 | US4231288 Roof ventilating aperture seal |
| 10/28/1980 | US4230032 Spray booth with ventilation |
| 10/28/1980 | US4230031 Biohazard containment apparatus and method |
| 10/21/1980 | US4228729 Building roof structure |
| 10/14/1980 | US4227446 Electronic air cleaner for passenger compartment of vehicle |
| 10/14/1980 | CA1087444A1 Ventilating device with air cleaning means |
| 10/07/1980 | CA1087143A1 Arrangement for transferring heat from the exhaust air leaving an enclosed volume to the input air supplied to said volume |
| 10/02/1980 | WO1980002064A1 A heat exchanger in plants for ventilating rooms or buildings |
| 09/30/1980 | US4224771 Method and apparatus for reducing the rate of heat transfer |
| 09/23/1980 | CA1086126A1 Double inlet kitchen ventilator |
| 09/16/1980 | US4222315 Vent block with pressed-in screen |
| 09/16/1980 | CA1085714A1 Humidity and heat exchanger apparatus, method for its manufacture |
| 08/12/1980 | CA1083473A1 Animal confinement environment control |
| 07/29/1980 | US4214513 One-piece roof vent device and methods of constructing and utilizing same |
| 07/22/1980 | CA1082036A1 Ventilator hatch assembly |
| 07/15/1980 | CA1081528A1 Vent |
| 07/01/1980 | US4210277 Automatic roof ventilator |
| 07/01/1980 | CA1080677A1 Air purifying and moistening apparatus |
| 06/03/1980 | CA1078820A1 Heat and moisture transferring system |
| 05/13/1980 | US4202492 Air circulation system |
| 05/06/1980 | US4201121 Method of venting heat from homes |
| 05/01/1980 | WO1980000858A1 Method and arrangement for air condition control in buildings |
| 04/29/1980 | US4200034 Energy conserving construction |
| 04/17/1980 | WO1980000743A1 Air distribution system |
| 04/15/1980 | US4197683 Vent and baffles |
| 04/08/1980 | US4196771 Ventilator with heat exchanger |
| 04/01/1980 | US4195819 Winch for handling an elevating dome shaped member of a building having a device enabling the instantaneous unlocking of the winch |
| 04/01/1980 | CA1074612A1 Method and apparatus for controlling air flow |
| 03/11/1980 | US4192385 Fire fighting apparatus |
| 03/11/1980 | CA1073258A1 Roof ventilation |
| 02/26/1980 | US4189990 False ceiling |
| 02/26/1980 | US4189989 Gable ventilators |
| 02/26/1980 | US4189988 Insulation and ventilation system for mobile homes |
| 02/26/1980 | US4189878 House roof insulation vent |
| 02/12/1980 | CA1071546A1 Air supply apparatus |
| 02/05/1980 | US4186717 Stove structure |
| 01/29/1980 | US4185545 Air circulator |
| 01/22/1980 | US4184415 Air circulation apparatus |
| 01/22/1980 | US4184414 Flexible cover vent |
| 01/08/1980 | US4182487 Apparatus having a temperature sensitive element for controlling a damper in a ventilation system |
| 01/01/1980 | US4181690 Ventilation and air conditioning unit |
| 01/01/1980 | CA1068866A Rafter vent |