| 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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| 01/28/2009 | CN101352717A Noise-reduction dustproof mobile operation chamber |
| 01/21/2009 | CN201184661Y Spray painting waste gas exhausting apparatus |
| 01/21/2009 | CN201183053Y Fireproofing energy-saving type ventilating cabinet |
| 01/21/2009 | CN201182967Y Dust removing apparatus |
| 01/21/2009 | CN101347787A System for collecting and processing urban and industrial waste gas |
| 01/14/2009 | EP2014365A2 Air curtain-isolated biosafety cabinet |
| 01/14/2009 | CN201179400Y Metal dust purifier |
| 01/08/2009 | DE102007031611A1 Cleaning unit e.g. battery-operated vacuum cleaner, for isolator or glove box in e.g. pharmacy, has firmly built-in power socket provided in beta box, and filter directly fastened to cleaning unit and replaced in isolator |
| 01/07/2009 | CN201175623Y Dust remover for cigarette factory filter-tip forming machine |
| 01/07/2009 | CN100448514C Local waste gas treatment system and its control method |
| 01/06/2009 | CA2424378C Kitchen range hood motor housing and fan |
| 01/06/2009 | CA2381721C Range hood cleaning assembly |
| 01/02/2009 | DE202008010259U1 Schutzabdeckung und Armauflage mit integrierter Absaugöffnung Protective cover and armrest with integrated suction |
| 12/31/2008 | EP2008729A2 Device for removing vapours in a machine for washing mechanical parts |
| 12/31/2008 | CN201172053Y Laboratory hood |
| 12/31/2008 | CN101333649A Prevention and maintain cover |
| 12/31/2008 | CN101332392A Synthesized environmental protection processing system of modified asphalt production department |
| 12/25/2008 | US20080318509 Safety workbench and method for the calibration thereof |
| 12/24/2008 | DE202008013356U1 Drosselelement für lufttechnische Sicherheitseinrichtungen, insbesondere für Laborabzüge Restricting element for ventilation safety devices, especially for laboratory fume cupboards |
| 12/24/2008 | CN201168717Y Paint exhaust emission apparatus of japanning room |
| 12/24/2008 | CN201168707Y Electrostatic dust remover |
| 12/24/2008 | CN101329099A Energy-saving use method of spray painting waste gases discharging apparatus |
| 12/24/2008 | CN101327557A Water workstation |
| 12/18/2008 | WO2008154474A2 Positionable back draft assembly |
| 12/18/2008 | US20080311837 Preventive maintenance hood |
| 12/18/2008 | US20080308125 Apparatus and Method for Cleaning a Sawn Wafer Block |
| 12/18/2008 | DE10004078B4 Elektrische Presse mit einer Vorrichtung zur Verhinderung von Stauberzeugung Electric press with a device for preventing dust generation |
| 12/17/2008 | CN201166520Y Intermediate frequency furnace flue gas trapping device |
| 12/17/2008 | CN201164850Y Mist-removing hood of leveling machine |
| 12/17/2008 | CN201164678Y Water mist fume extractor |
| 12/17/2008 | CN101324087A Environment protective efficient building construction method |
| 12/16/2008 | US7465225 Clean room unit |
| 12/11/2008 | US20080305731 Positionable back draft assembly |
| 12/11/2008 | US20080302247 Ultra-violet ventilation system having an improved filtering device |
| 12/10/2008 | CN201162022Y Flue gas dedusting connector bend apparatus |
| 12/10/2008 | CN201162019Y Semi-high trestle type smoke drip catcher for blast furnace mixer |
| 12/10/2008 | CN201161824Y Transfer point material-guide dust-suppression wind-guide isolation device of belt conveyor |
| 12/10/2008 | CN201161252Y Double-drive parallel move type dust suction sealing vehicle |
| 12/10/2008 | CN201161246Y Cleaning apparatus for fire detector |
| 12/05/2008 | CA2632492A1 Exhaust hood and method of mounting same |
| 12/03/2008 | CN201159602Y Dusting device |
| 12/03/2008 | CN201157837Y Wall-attachment cyclone type dust-collecting dedusting system |
| 12/03/2008 | CN201157836Y Single machine dust collector without secondary pollution |
| 12/03/2008 | CN101314162A Method for treating flour dust on top of coal bunker |
| 12/02/2008 | CA2558445C An ultra-violet ventilation system having an improved filtering device |
| 11/26/2008 | CN201154365Y Controllable auto-aspiration flue gas collecting device at side furnace door of coke oven |
| 11/20/2008 | WO2008140361A1 Mounting device, joint construction, ventilating arm, ventilating system |
| 11/19/2008 | CN201151034Y Pipeline for welding work of workpieces |
| 11/19/2008 | CN201150901Y Conveyer belt automatic atomizer |
| 11/19/2008 | CN101306298A Pollution control device for preventing harmful gas from being short circuited |
| 11/19/2008 | CN101306297A Pollution control device for preventing organic solvent gas from being short circuited |
| 11/18/2008 | CA2302324C Support arm |
| 11/13/2008 | US20080278042 Biosafety cabinets with air filters accessible through the work chamber |
| 11/13/2008 | US20080278040 Air bypass system for biosafety cabinets |
| 11/13/2008 | DE102007021317A1 Dunstabzugsvorrichtung Exhaust hood |
| 11/12/2008 | EP1771259B1 Retractable hose extension for a vacuum |
| 11/11/2008 | US7448945 Clean work booth |
| 11/06/2008 | DE212007000030U1 Vorrichtung zur Verwendung in Frisiersalons zur Abführung verschiedener Dünste Apparatus for use in hairdressing salons for removal of various vapors |
| 11/06/2008 | DE102007019704A1 Drilling dust sucking device for commercial hand drill, has folds folded together with drilling depth during drilling process, adapted to axial dimension of drill cover, and moved by partial radial deflection in telescopic manner |
| 11/05/2008 | EP1987870A2 Cleaning device for filters |
| 11/05/2008 | CN201144107Y Dust separation system movable along with dummy car |
| 11/05/2008 | CN201143510Y Lithium ion battery pack timing dust-cleaning equipment |
| 11/05/2008 | CN101298078A Intelligent toxin-expelling cabinet |
| 10/29/2008 | EP1985383A1 Workstation with fume hood and process for controlling the workstation |
| 10/29/2008 | CN201140317Y Metallic mist extracting apparatus of fixed projection welder |
| 10/29/2008 | CN201140194Y Two-in-one smoke eliminating and dust collecting device of coal-charging, coke-discharging with ultra-quantitative air feed system |
| 10/29/2008 | CN201140193Y Malodorous gas processing equipment for garbage burying field |
| 10/29/2008 | CN201140192Y Negative pressure dust collector |
| 10/29/2008 | CN101293233A Automatic spraying and dust-preventing method, and dust-preventing apparatus |
| 10/29/2008 | CN101293215A Non-pipeline environment-friendly ventilating cabinet |
| 10/28/2008 | US7442119 Ventilation device, particularly an exhaust hood with air flow control means |
| 10/28/2008 | CA2235518C Exhaust fan with dry lubricant coating |
| 10/22/2008 | CN201137503Y Unpowered dust-removing device |
| 10/22/2008 | CN201135990Y Horn type tube-type dust removing and fume guiding cart |
| 10/22/2008 | CN201135989Y Smoke discharging pipe device of thrust stand |
| 10/22/2008 | CN201135985Y A device for collecting the bacteria at the inwall of the wind pipe and dust |
| 10/22/2008 | CN201135925Y Electrostatic precipitation hood |
| 10/22/2008 | CN101288873A Air blasting method for removing dust from the sensitive chip and its device |
| 10/16/2008 | WO2008123357A1 Plasma generating body and reaction apparatus |
| 10/15/2008 | CN201132093Y Foam type dust collecting device |
| 10/09/2008 | DE10338287C5 Abzug Deduction |
| 10/08/2008 | EP1977837A1 Laboratory fume hood |
| 10/08/2008 | CN101282794A Lockable friction joint |
| 10/08/2008 | CN101279683A Structure of viewer on winding machine |
| 10/08/2008 | CN101279324A Pretreatment device for extracting gaseous bioenergy from organic matter rubbish |
| 10/08/2008 | CN100423816C Greenhouse waste discharge treatment device |
| 10/01/2008 | CN201125278Y Top draught type electroplating groove air exhaust cover |
| 10/01/2008 | CN201125277Y Side draught type electroplating groove air exhaust cover |
| 10/01/2008 | CN201125094Y Assembling type dual-layer sealed dust-collecting cover |
| 10/01/2008 | CN201124181Y Automatic device system for centralized dust absorption |
| 10/01/2008 | CN201124180Y Dust cleaning apparatus for removing oxidized scrap iron powder dust |
| 10/01/2008 | CN101274327A Fume hood and method for operating the same |
| 09/30/2008 | CA2627020A1 Surgical instrument debris collection system |
| 09/30/2008 | CA2529712C Washer pressure equalization system |
| 09/25/2008 | DE102007039635A1 Dunstabzugshaube Hood |
| 09/25/2008 | DE102007016233B3 Verfahren und Einrichtung zum Absaugen von Klebemitteln Method and device for the suction of adhesives |
| 09/25/2008 | DE102006053122B4 Sicherheitswerkbank mit in Abhängigkeit der Frontscheibenposition steuerbarer Gebläseleistung Safety cabinet with controllable depending on the windscreen position blower power |
| 09/24/2008 | CN201120392Y Mobile scrap steel oxygen blast cutting environment protection apparatus |
| 09/24/2008 | CN201120351Y Exhaust gas purifying device for spray painting workshop |
| 09/24/2008 | CN201120281Y Measure-operation case for venomousness, volatilized excitation experiment medicine |