| Patents for F24F 9 - Use of air currents for screening, e.g. air curtain (1,142) |
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| 10/19/1982 | US4354863 False ceiling |
| 09/16/1982 | WO1982003114A1 Air conditionned room and method for using same |
| 09/02/1982 | WO1982002934A1 Cold-storage building |
| 09/01/1982 | EP0058782A1 Cold-storage building |
| 06/01/1982 | CA1124545A1 Biohazard containment apparatus and method |
| 02/16/1982 | US4315456 Air-curtaining apparatus for fire protection |
| 12/16/1981 | EP0041840A2 Refrigerator |
| 12/16/1981 | EP0041729A1 Fantail nozzle for producing a continuous gas or liquid veil, e.g. for burners |
| 11/03/1981 | US4298341 Industrial oven having air recirculating means for minimizing heat loss |
| 06/30/1981 | US4275645 Closure for service opening |
| 04/14/1981 | CA1099110A1 Forming level air conditioning system |
| 02/17/1981 | CA1095722A1 Method of forming glass fibers |
| 01/13/1981 | CA1093307A1 Method and apparatus for manufacturing glass fibers using deflectable air curtain |
| 10/28/1980 | US4230031 Biohazard containment apparatus and method |
| 08/12/1980 | CA1083400A1 Air barrier device using pressurized swirls |
| 04/01/1980 | CA1074612A1 Method and apparatus for controlling air flow |
| 03/18/1980 | US4193338 Gas dispersion system |
| 08/14/1979 | US4164173 Air supply systems for operating theatres |
| 05/15/1979 | CA1054427A1 Device for preventing the flow of air through an opening between two rooms or spaces |
| 04/03/1979 | CA1051710A1 Ventilating apparatus |
| 02/20/1979 | US4140105 Gas curtain for shielding person on an operating table |
| 01/16/1979 | US4134394 Air ventilation system |
| 01/09/1979 | US4133255 Paint spray booth and method of painting an article therein |
| 12/26/1978 | US4131059 Apparatus for forming and controlling currents of air |
| 11/07/1978 | US4123967 Air barrier device using pressurized swirls |
| 10/03/1978 | US4118210 Draw forming, heat shields, winding |
| 10/03/1978 | US4117697 Roll-in open-front frozen food refrigeration case |
| 09/19/1978 | US4114521 Ventilation method and system for protecting shooters from pollutants |
| 02/21/1978 | US4074620 Device for preventing the flow of air through an opening between two rooms or spaces |
| 12/20/1977 | US4063495 Contamination prevention for operating areas |
| 10/18/1977 | US4054084 Fire and smoke free system for high rise building stairways |
| 10/04/1977 | US4051893 Air curtain-projecting ventilator |
| 09/20/1977 | US4049415 Apparatus for forming glass fibers |
| 09/20/1977 | US4049411 Glass fibers |
| 08/23/1977 | US4043257 Method and apparatus for exhausting air from a limited zone |
| 12/21/1976 | US3998142 Air circulating system for ultra clean areas |
| 11/02/1976 | US3988972 Gas shielding method for a fuel exchange pool and an apparatus therefor |
| 09/07/1976 | US3978777 Ventilating apparatus |
| 06/15/1976 | US3963416 Furnace exhaust system |
| 06/15/1976 | US3962960 Vertical discharge slot diffuser with high induction ratio |
| 06/01/1976 | US3960196 Door closure |
| 02/03/1976 | US3935803 Air filtration apparatus |