Patents
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)
09/1996
09/03/1996US5551459 Semiconductor cleaning apparatus and wafer cassette
08/1996
08/22/1996DE19505211A1 Process and device to purify exhaust gases from suction devices
08/21/1996EP0726820A1 Toxic work enclosure
08/14/1996EP0725687A1 Work cabinet
08/14/1996DE19601468A1 Fume cupboard for science instruction
08/06/1996US5542250 Method and apparatus for actuating a direct source exhaust gas capture system
08/02/1996EP0746427A4 A computerized ventilation system
08/01/1996WO1996023176A1 Improved flow regulator
08/01/1996DE19502515A1 Suction hose for removing exhaust gases from exhaust pipe
07/1996
07/24/1996EP0660770B1 Suction device for automatic cutting machine and cutting process using said device
07/17/1996EP0721809A1 Mobile arrangement for gas evacuation
07/17/1996CN2231143Y Vertical tank type multiple pipe dust remover
07/16/1996US5536206 Articulated duct fume collection and exhaust apparatus
07/16/1996US5536077 Safety glove bag and method of making same
07/11/1996DE4418389A1 Extracting exhaust fumes during motor vehicle production
07/11/1996DE19500317A1 Suction device for dental use
06/1996
06/26/1996EP0717666A1 Continuously adjustable brush carrier
06/20/1996WO1996018511A1 Apparatus for supporting articles in liquid treatment tanks
06/19/1996CN1124676A Channel type wet-type dust collector
06/18/1996US5527217 Adjustable device for exhaustion and/or supply of gas
06/18/1996US5527162 Suction apparatus, operated by compressed air, for drawing off dust-laden gases
06/18/1996US5526620 Tank cover structure with odor exhaust system
06/05/1996EP0714711A1 Improved fume hood having a trimodal piston driven sash and a travel interference system for said sash
05/1996
05/30/1996WO1996015840A1 Filtered exhaust wand for removing laser smoke
05/30/1996DE4441784A1 Safety work bench
05/30/1996DE19500215C1 Nibbler with oscillating nibbling tool and guide
05/28/1996US5520449 Asbestos glove bag
05/21/1996US5518525 Removing dust and fumes
05/21/1996US5518447 Device at exhaust-gas extraction hoses
05/21/1996US5518446 For monitoring/controlling gas flow in a duct system
05/14/1996US5516329 Hood and duct system for textile equipment
05/14/1996CA2034306C Monomer exhaust system
05/09/1996WO1996013344A1 Ventilated enclosure with movable canopy
05/09/1996WO1996013341A1 Spray cleaning system
05/08/1996EP0609238B1 Telescoping device
04/1996
04/23/1996US5509851 Moisture-collecting hood assembly
04/18/1996DE19512401C1 Dust extractor for milling machine
04/17/1996CN2224978Y Hood with new style blowing guide
04/11/1996DE19503527A1 Exhaust extraction system for passenger buses and automobiles
04/10/1996CN1031520C Method and device for grass fibre dust removing and burning of paper mill
04/02/1996US5503203 Method for cutting a pattern into a piece of wool
03/1996
03/28/1996DE4433925A1 Construction for mounting applicators of surface treatments to ships and aircraft
03/21/1996DE4432790A1 Appts. for dust removal from paper-making drying cylinder etc.
03/20/1996EP0701871A2 Improved hood style exhaust system construction
03/19/1996US5499946 Device for exhausting gas or the like
03/19/1996US5499945 Ventilation apparatus providing air extraction adjacent selected workstations in a confined space
03/07/1996DE4431420A1 Vehicle exhaust gas suction device
02/1996
02/29/1996DE4430533A1 Workplace supplies provision system
02/22/1996WO1996005001A1 Device for automatic closing of cut-off throttle at hose reels
02/22/1996DE19533226A1 Window attachable ventilation hose for tumble dryer
02/21/1996CN2220328Y Exhaust hood for chemical laboratory
02/14/1996CN2219750Y Ozone purifying dust remover for fittings integrated duplicator
02/07/1996EP0695587A1 Vacuum cleaning equipment for ceramic firing tunnel furnace carts
01/1996
01/31/1996EP0647170A4 A method of and apparatus for removing debris from the floptical medium.
01/30/1996US5487768 Minienvironment for material handling
01/18/1996WO1996001343A1 Nozzle arrangement and its use
01/11/1996DE19521110A1 Thermal cutting table for cutting metal plate
01/10/1996EP0530305B1 Smoker's booth
01/09/1996US5482505 Arrangement for extraction of harmful gases from workplaces
01/04/1996DE4422731A1 Suction system for vapours and gases
01/03/1996EP0690271A2 Device for ventilation of rooms
01/03/1996EP0689864A1 Protective cover for covering upwardly open receptacles
12/1995
12/27/1995CN1113836A By-pass spiral-flow water-bath washing smoke-eliminating, dust-removing machine group
12/27/1995CN1030562C 清洗装置 Cleaning device
12/20/1995EP0687512A2 Safety laboratory hood cupboard
12/12/1995US5473844 Cell for repairing vehicle bodywork
12/07/1995DE4419268A1 Fume cupboard which may be fully opened in safety
12/06/1995EP0684880A1 Engageable friction brake on cantilever arm of extractor
12/05/1995CA2015019C Hot removal process for asbestos insulation
11/1995
11/30/1995WO1995032068A1 Ventilated workstation with turntable
11/29/1995EP0684430A2 Computerised controlled extractor for compost shed
11/28/1995US5470275 Method and apparatus for controlling fume hood face velocity using variable by-pass resistance
11/27/1995CA2148873A1 Computer-controlled extraction device for rotting halls
11/16/1995DE4426883C1 Safety laboratory workbench
11/16/1995DE4413600A1 Dust removal plant for heavily contaminated environments
11/14/1995US5466900 Tail pipe adapter
11/09/1995WO1995029771A1 Electric current carrying conduit mounted on sealing strip at exhausting devices
11/09/1995CA2188559A1 Electric current carrying conduit mounted on sealing strip at exhausting devices
10/1995
10/26/1995DE4413349A1 Powder or dust suction appts. for powder spray coating cubicle
10/20/1995CA2147098A1 Coupling assembly
10/19/1995WO1995027986A1 Material removal by laser ablation
10/11/1995EP0667007A4 System for controlling flow through a process region.
10/11/1995EP0667006A4 Remote region vacuum regulator.
10/10/1995US5456631 Hood style exhaust system construction
10/10/1995US5456280 Process-chamber flow control system
10/04/1995CN2208992Y Dust catching cap for movable dust source
09/1995
09/28/1995DE19510265A1 Cleaning system on dental workbench
09/26/1995US5453048 Coupling assembly
09/20/1995CN2207889Y Spraying dust eliminating sealer
09/19/1995US5450873 System for controlling flow through a process region
09/13/1995CN2207239Y Combination chimney dust-removing structure
09/12/1995US5449320 Collapsible duct coupling
09/06/1995CN2206911Y Purifying device for lampblack and paint mist
09/05/1995US5447468 Fume hood
08/1995
08/29/1995US5445171 Semiconductor cleaning apparatus and wafer cassette
08/17/1995DE4418409C1 Computer controlled air extractor for compost rotting building
08/16/1995EP0667497A1 Air ventilation arrangement
08/16/1995EP0667495A1 Laboratory air feed and exhaust device
08/16/1995EP0667007A1 System for controlling flow through a process region
08/16/1995EP0667006A1 Remote region vacuum regulator
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