| Patents for B08B 15 - Preventing escape of dirt or fumes from the area where they are produced; Collecting or removing dirt or fumes from that area (8,431) |
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| 07/29/1981 | EP0032718A1 Equipment for collecting, extracting and purifying gases arising on the coke side of a horizontal coke oven battery |
| 07/28/1981 | US4280400 Fume cupboards |
| 07/07/1981 | US4276819 Adsorbent enclosure for automatic tissue processors |
| 06/30/1981 | US4276464 Fume extracting device for a welding apparatus |
| 06/30/1981 | CA1103881A1 Fume containment |
| 06/23/1981 | US4274176 Vacuum operated desoldering tool |
| 06/23/1981 | CA1103568A1 Method and apparatus for reducing smoke and preventing secondary fins during scarfing |
| 06/16/1981 | US4273591 Fused salt baths, spraying solvent, vaporizing, condensing in jacket |
| 06/16/1981 | CA1103294A1 Apparatus for collecting and removing smoke and fumes from a melting furnace plant |
| 06/09/1981 | CA1102609A1 Total exhaust laminar flow biological fume hood safety cabinet and method |
| 04/07/1981 | US4259897 Device for reception or delivery of gases |
| 03/24/1981 | US4257849 Coke guide fumes control system |
| 03/24/1981 | CA1097978A2 Venting and recirculating vent kitchen hood |
| 03/17/1981 | CA1097531A1 Adjustable smoke extraction assembly |
| 03/10/1981 | US4255169 Method of conservation in processing industrial air |
| 02/24/1981 | CA1096227A2 Venting and recirculating vent kitchen hood |
| 02/11/1981 | EP0023638A1 Dustproof dyestuffs or dyestuff compositions |
| 02/10/1981 | US4249463 Workstation |
| 02/03/1981 | US4248162 Table with electrostatic air purifier/cleaner |
| 01/21/1981 | EP0022456A1 Device for extracting harmful solid, liquid or gaseous materials, especially for exhaust gases from combustion engines |
| 01/14/1981 | EP0022435A1 Evacuation system for particulate waste material |
| 01/13/1981 | CA1093374A1 Hood system for cooking equipment |
| 12/30/1980 | CA1092424A1 Air ventilation and washing system |
| 12/23/1980 | US4240453 Apparatus for the treatment of surfaces involving the use of at least a solvent |
| 12/16/1980 | CA1091501A2 Venting and recirculating vent kitchen hood |
| 12/16/1980 | CA1091500A2 Venting and recirculating vent kitchen hood |
| 11/27/1980 | WO1980002518A1 A method and device for extracting contaminated air by suction |
| 11/18/1980 | US4233889 Track forming a gas-throughflow duct and provided with a movable gas passage unit |
| 10/15/1980 | EP0017442A1 Method and apparatus for collecting fume and/or slag generated by the operation of an air-carbon arc cutting and gouging torch |
| 09/18/1980 | WO1980001921A1 Coke oven fumes control system |
| 08/12/1980 | US4216710 Vehicle exhaust handling system |
| 08/12/1980 | US4216708 Fume containment |
| 08/12/1980 | CA1083402A1 Exhaust hood |
| 08/05/1980 | US4215627 Energy conserving laboratory hood system |
| 07/09/1980 | EP0012894A1 Exhaust system, especially for the motor vehicle industry |
| 07/08/1980 | US4211155 Laboratory hood |
| 07/08/1980 | US4211154 Apparatus for improving the collection of gases into a suction orifice |
| 07/08/1980 | CA1081030A2 Method of installing kitchen grease hood |
| 07/08/1980 | CA1081028A1 Vacuum cabinet and gas venting shield |
| 06/24/1980 | CA1080021A1 Multi-position duct system |
| 06/17/1980 | US4207883 Hood assembly with noise filter |
| 05/27/1980 | CA1078246A1 Ventilating system for industrial machines |
| 05/01/1980 | WO1980000808A1 Fume extractor for a dual arc welder |
| 04/22/1980 | CA1076059A1 Apparatus for removing dust-containing gases during coking operations |
| 04/22/1980 | CA1075959A1 Canopy hoods |
| 03/18/1980 | CA1073987A1 Gas and smoke sensing service for converters |
| 01/22/1980 | US4185157 Apparatus for collecting and removing smoke and fumes from a melting furnace plant |
| 01/15/1980 | CA1069749A2 Ventilating apparatus |
| 12/25/1979 | US4179984 Slide mounting work station |
| 12/12/1979 | EP0006084A1 Apparatus for collecting and withdrawing off-gases |
| 12/12/1979 | EP0005925A1 Workstation |
| 12/11/1979 | US4177718 Fume hood |
| 12/11/1979 | US4177717 Baffle system for fume hood |
| 12/04/1979 | US4176828 Flame cutting arrangement |
| 11/06/1979 | US4173176 Device for transfer of air in one or the other direction between two places |
| 10/02/1979 | CA1063420A1 Makeup air device for grease extraction ventilator |
| 09/18/1979 | CA1062533A1 Apparatus for removing polluting matter arising in flame cutting and like operations |
| 08/28/1979 | US4165680 Fume extraction canopy with baffle deflector |
| 07/31/1979 | CA1059464A1 Pollutant collection system for coke oven discharge operation |
| 07/10/1979 | US4160407 Ventilating system |
| 06/26/1979 | US4159303 Fume exhaust apparatus for laboratory staining dishes |
| 06/19/1979 | US4158462 Localized suction device with a sucking inlet head carried by a tubular duct end orientable in space |
| 05/22/1979 | US4155289 Energy conserving laboratory hood |
| 04/24/1979 | US4150606 Automatic laboratory fume hood sash operator |
| 04/24/1979 | US4150605 Damper arrangement for a traveling spray booth |
| 04/24/1979 | US4150597 Circular saw for cutting panels |
| 04/10/1979 | US4149062 Scavenger hood for laser |
| 04/03/1979 | CA1051710A1 Ventilating apparatus |
| 03/13/1979 | US4143860 Flame cutting machine for continuous casting strand and the like |
| 03/06/1979 | US4142458 Energy conserving fume hood |
| 02/27/1979 | US4141285 Nozzle for drawing off welding fumes |
| 02/20/1979 | CA1049102A1 Punch press with cutting torch |
| 01/30/1979 | US4137038 Clinker roasting plant |
| 01/16/1979 | US4134331 Canopy hoods |
| 01/02/1979 | CA1045441A1 Exhaust system for industrial processes |
| 12/12/1978 | US4129288 Hood to be used in a metal production plant |
| 12/05/1978 | US4128230 Installation for the collection of gases emitted by a tiltable converter |
| 11/28/1978 | US4127106 Hood assembly |
| 11/14/1978 | US4125062 Ventilating system for industrial machines |
| 10/03/1978 | US4117833 Exhaust hood with adjustable air injection nozzle |
| 09/19/1978 | US4114864 Device for removal of smoke gases, dust and the like |
| 08/22/1978 | US4109144 Dust collection and illumination system |
| 08/22/1978 | US4108051 Ventilating system for industrial machines |
| 07/25/1978 | US4102254 Exhaust disposal system |
| 07/18/1978 | US4100847 Convertible, laminar flow biological safety cabinet apparatus |
| 07/04/1978 | US4098616 Drying moist air |
| 07/04/1978 | US4098174 Total exhaust laminar flow biological fume hood safety cabinet and method |
| 05/30/1978 | US4091719 Welding booths |
| 05/09/1978 | US4088066 Dust extraction apparatus for use with paper and like machinery |
| 05/02/1978 | US4087333 Traveling hood for coke oven emission control |
| 05/02/1978 | US4086847 Multi-position duct system |
| 01/31/1978 | US4071338 Air exhausted mixing bowl |
| 01/17/1978 | US4069108 Apparatus for removing dust-containing gases during coking operations |
| 01/03/1978 | US4066724 Method for collecting industrial vapors and particulate matter |
| 12/13/1977 | US4063059 Punch press with cutting torch |
| 12/13/1977 | US4062274 Exhaust system for bone cement |
| 11/15/1977 | US4058299 Apparatus for removing polluting matter arising in flame cutting and like operations |
| 11/08/1977 | US4057705 Fume extracting welding gun |
| 09/27/1977 | US4050368 Exhaust system for industrial processes |
| 09/27/1977 | US4050367 Ventilating system for industrial machines |