| 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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| 07/20/2011 | CN201900114U Novel blackboard eraser box |
| 07/20/2011 | CN201899951U Combined dust removal and environment protection equipment for flue gas of smelting furnace |
| 07/20/2011 | CN201899559U Smoke suction LEEP (loop electrosurgical excision procedure) knife |
| 07/20/2011 | CN102124961A Method and device for processing villus in hatching hall |
| 07/20/2011 | CN101712038B Automatic transposition side-draught exhaust gas suction device |
| 07/19/2011 | US7980927 Fume hood with floor access opening |
| 07/13/2011 | EP2342059A1 Moulding and injection press for thermo-plastic materials |
| 07/13/2011 | CN201895810U Inertia-based bag opening and feeding device |
| 07/13/2011 | CN201895809U Dust-sucking packaging table |
| 07/13/2011 | CN201895008U Totally enclosed turbine lampblack exhaust device |
| 07/13/2011 | CN201895007U Experimental ventilation hood with sewage treatment function |
| 07/06/2011 | EP1444057B1 Fume cupboard |
| 07/06/2011 | CN201890351U Sorting and packaging machine of sponge titanium |
| 07/06/2011 | CN201889310U Aeration drying machine |
| 07/06/2011 | CN201889293U Separation system for preparing refuse-derived fuel |
| 07/06/2011 | CN201889142U Unit for treating harmful gases produced in extrusion procedure in carbon powder production process |
| 07/06/2011 | CN201889132U Self-circulation pressure differential dust filter |
| 07/06/2011 | CN201889131U Multi-layered ring-shaped dust filter |
| 06/30/2011 | WO2011076844A1 Method of ablating a three-dimensional surface using a laser ablation device and through the use of a calibration step; device for implementing such a method |
| 06/30/2011 | CA2785209A1 Method of ablating a three-dimensional surface using a laser ablation device and through the use of a calibration step; device for implementing such a method |
| 06/29/2011 | EP2337912A1 High rise building with a stair well and a intake air shaft |
| 06/29/2011 | CN201880725U Ventilation cabinet |
| 06/29/2011 | CN201880695U Dedusting barrel of color selecting machine |
| 06/29/2011 | CN201880679U Dedusting screening machine for producing oilfield fracturing proppant |
| 06/29/2011 | CN101466892B Hood for web forming, press and/or dryer section |
| 06/23/2011 | US20110146065 Cleaning device of board and cleaning method, flat display panel, mounting equipment of electronic parts and mounting method |
| 06/22/2011 | EP2336663A2 Improvements in or relating to temporary closures for a room vent |
| 06/22/2011 | EP2335867A1 Suction device and draining device |
| 06/22/2011 | CN201872968U Jumbo bag packing machine |
| 06/22/2011 | CN201871524U Local overturning type dust hood |
| 06/22/2011 | CN201871523U Rotary dust collecting hood with extending gas hood |
| 06/22/2011 | CN201871522U Energy-saving low-consumption dust removing system |
| 06/22/2011 | CN201870965U Cleaning unit of fully automatic capsule filling machine |
| 06/22/2011 | CN102101119A Dedusting system for sample making chamber |
| 06/22/2011 | CN102100996A Latex recovery device |
| 06/22/2011 | CN102100995A Dust removal equipment special for coal mines |
| 06/16/2011 | DE102009054693A1 Sauggerät sowie Absauganlage Suction device and suction |
| 06/15/2011 | CN201864087U Corn starch packaging and conveying device |
| 06/15/2011 | CN201862612U Workshop dust collection device |
| 06/15/2011 | CN201862611U Mahjong table smoke exhauster |
| 06/15/2011 | CN201862610U Tail-end smoke and dust trapping device |
| 06/15/2011 | CN201862343U Water-gas mixing and spraying dedusting fan |
| 06/15/2011 | CN201862330U Dust removing device of ore crushing system |
| 06/15/2011 | CN201862329U Dust-sucking and paper powder-removing device for compound machine and compound machine |
| 06/15/2011 | CN101569823B Method for recycling hydrochloric acid pickling waste gas |
| 06/09/2011 | DE202010011112U1 Werktisch zur Bearbeitung von Werkstücken mit einer Filtereinheit für abgelöste Teilchen Work table for machining of workpieces with a filter unit for detached particles |
| 06/08/2011 | CN201859332U Control system of vehicular vacuum suction device |
| 06/08/2011 | CN201857045U Full warehouse protection device for powder tank and powder tank |
| 06/08/2011 | CN201855828U Exhaust system |
| 06/08/2011 | CN201855827U Laboratory air interchanger |
| 06/08/2011 | CN201855801U Drying, screening and dust collecting device for powdery organic matter |
| 06/08/2011 | CN102085525A Fume hood with extinguishment monitoring system |
| 06/08/2011 | CN102085465A Structure of discharge guide pipe of stirrer |
| 06/08/2011 | CN102085421A Waste gas recovery device of lithium battery pole piece coating apparatus |
| 06/08/2011 | CN101670350B Device for absorbing graphite dust |
| 06/07/2011 | US7954779 Device for balancing an arm pivoting about an axis of rotation, for example, an arm supporting a work station all-purpose fume or gas exhaust conduit |
| 06/01/2011 | EP2327484A1 Reverse oblique air curtain exhaust cabinet |
| 06/01/2011 | EP2327483A1 Parts cleaning device |
| 06/01/2011 | CN201852471U Light steering gear of special dust suction hood for smelting furnace |
| 06/01/2011 | CN201852470U Heavy steering gear of special dust suction hood for smelting furnace |
| 06/01/2011 | CN201851819U Joint structure, ventilation arm and ventilation system |
| 06/01/2011 | CN201848987U Waste gas collecting and improving device of glass fiber opening of double-screw extruding machine |
| 06/01/2011 | CN201848191U Waste gas treatment device |
| 06/01/2011 | CN102078875A Dedusting device for depilation production line |
| 06/01/2011 | CN102078734A Dust absorption tube of wet-type feeding device of powder active carbon (PAC) |
| 06/01/2011 | CN102078218A Smoke-sucking cutter head of laser therapeutic apparatus |
| 05/26/2011 | WO2011061464A1 Housing for tight connection device and aseptic transfer device |
| 05/26/2011 | WO2011061463A1 Improvements to the tight connection and tight transfer between two housings in view of an aseptic transfer therebetween |
| 05/26/2011 | US20110120314 Ultra-violet ventilation system having an improved filtering device |
| 05/26/2011 | DE102009009774B4 Abschirmung zum Schutz gegen Korpuskularstrahlung Shielding protects against corpuscular |
| 05/25/2011 | CN201841146U Smoke extraction system |
| 05/25/2011 | CN201840943U Dust suction filter |
| 05/25/2011 | CN201840935U Dust collection and filtration device of numerically controlled milling machine |
| 05/25/2011 | CN101513599B Mixer with detachable exhaust tube |
| 05/19/2011 | US20110117828 Reverse oblique air curtain exhaust cabinet |
| 05/19/2011 | DE102009053505A1 Air cleaner, has fan controlled to pass outside air to air outlet such that low pressure is produced around space below housing and high pressure is produced around space above housing, so that convection of air takes place |
| 05/19/2011 | DE102009037621B4 Vorrichtung zur Aufteilung eines Gasstromes Apparatus for dividing a gas stream |
| 05/18/2011 | CN201837271U Heat exchanging device and exhaust gas purification system with same |
| 05/18/2011 | CN201835743U Anti-dust pistol drill |
| 05/18/2011 | CN201834931U Cantilever-rotating movable type smoke hood for blast furnace taphole |
| 05/18/2011 | CN201834600U Dustproof protective cover device for cloth folding machine |
| 05/18/2011 | CN201832832U Ammonia removing equipment for centrifugal workshop of rubber factory |
| 05/18/2011 | CN201832831U Liftable exhaust hood |
| 05/18/2011 | CN201832830U Poisoning preventive isolating device of petroleum laboratory |
| 05/18/2011 | CN201832559U Deodorizing system |
| 05/18/2011 | CN201832534U Chemical agent tube plug |
| 05/18/2011 | CN201832502U Collecting device for compound stabilizer powder |
| 05/18/2011 | CN101468356B Malodorous gas processing system for sanitary landfill yard |
| 05/12/2011 | DE102010013100A1 Feinstaubabsaugeeinrichtung Feinstaubabsaugeeinrichtung |
| 05/12/2011 | DE102009052013A1 Sicherheitswerkbank Safety cabinet |
| 05/11/2011 | EP2318156A1 Clean room-suitable linear guide |
| 05/11/2011 | CN201824641U Dust absorbing device |
| 05/11/2011 | CN201823738U Pollution source eliminating tank for furniture decorative materials |
| 05/11/2011 | CN201823413U Air cleaning unit and air cleaning system |
| 05/11/2011 | CN201823411U Dedusting and recycling device for wire drawing machine |
| 05/11/2011 | CN102050335A Dust removing and dust discharging system device of coal conveying system in furnace coal gas generating station of aluminum oxide plant |
| 05/11/2011 | CN102049636A Welding fume processing device and method for detecting arc light sensing signal |
| 05/11/2011 | CN102049403A Integrated circuit processing equipment for reducing harmful gas escaping from surface of wafer |
| 05/11/2011 | CN102049402A Powder filter device |
| 05/11/2011 | CN102049399A Method for removing residual solid-state SO3 from steel cylinder |