Patents
Patents for B01D 46 - Filters or filtering processes specially modified for separating dispersed particles from gases or vapours (42,125)
03/1987
03/04/1987EP0212978A2 Method and apparatus for controlling the suction pressure in a dust collecting duct.
03/04/1987EP0212466A2 Method for forming filter element and forming apparatus therefor
03/03/1987US4647295 Worktop air cleaner
03/03/1987US4646558 Method for leak testing air filters
02/1987
02/26/1987WO1987001051A1 Device for odourless ventilation of closed liquid containers
02/26/1987WO1987001050A1 Process for separating solid and gaseous noxious materials from hot gases
02/26/1987DE3521536C1 Room filter unit for shelters
02/25/1987EP0211761A1 Portable personal collector for analysing dust
02/25/1987EP0211383A1 Filtering apparatus
02/25/1987EP0211343A1 Apparatus for treating substances in a gas stream
02/25/1987EP0211177A1 Filter element in sheet form
02/24/1987US4645605 Filtration with biogenetic silica
02/24/1987US4645520 Cartridges with immersion tube, gas conduit
02/19/1987DE3529579A1 Dust filter
02/17/1987US4643749 Ceramic filters
02/17/1987CA1218009A1 Method and apparatus for filtering a stream of gas whilst drying waste lignocellulosic material
02/12/1987WO1987000768A1 Moving bed reactor
02/12/1987WO1987000767A1 Device for processing substances in a flow of gas
02/12/1987WO1987000766A1 Filtering system for paper handling machines
02/12/1987DE3528747A1 Vibratory filter
02/12/1987DE3528222A1 Wanderbettreaktor Moving bed reactor
02/12/1987DE3528042A1 Apparatus for purifying in particular hot gases
02/11/1987CN86105517A Pancl air filter
02/10/1987US4642208 Method and apparatus for disposing dust produced during amorphous silicon film-forming process
02/04/1987EP0210243A1 Air temperature control device for a vehicle.
02/04/1987EP0210164A1 Filter, especially air filter.
02/04/1987CN86104962A Improved portable individual collector for dust analysis
02/03/1987US4640779 Filter element
02/03/1987US4640698 Air cleaner device
01/1987
01/29/1987DE3526793A1 Air purification apparatus
01/29/1987DE3525784A1 Spring clip for intake air filter
01/28/1987EP0210070A2 Air inlet filter for gas turbine engine
01/28/1987CN85105668A Fiber bed element
01/27/1987US4639261 High efficiency air filter
01/27/1987US4639260 Dust separator
01/21/1987EP0209086A2 Locking clamp assembly for the casing of an intake air filter
01/20/1987US4637826 Fabric filter shaker assembly
01/20/1987US4637825 Filter system for power sweeper
01/20/1987US4637300 Filter assembly for an exhaust stack
01/20/1987CA1216805A1 Rotary drum air filter
01/15/1987WO1987000075A1 Reverse pulse fabric filter
01/15/1987DE3524032A1 Moving bed filter unit for purifying gas streams or air streams by the multiple path sorption principle for carrying out a process
01/14/1987EP0208515A2 Filter process and filters therefor
01/13/1987US4636233 Filter assembly
01/13/1987US4636232 Filter stack
01/13/1987US4636231 Panel air filter
01/13/1987US4636230 Single unit; portable, practical
01/08/1987DE3620489A1 Process and device for cleaning flat filter elements
01/08/1987DE3539004C1 Bag filter
01/08/1987DE3523192A1 Process for purifying air or gas streams by the multipath sorption principle and moving bed filter unit suitable for carrying out the process
01/07/1987EP0207847A1 Supporting frame for filter elements
01/07/1987EP0207108A1 Booth for applying a powdered coating to the surface of workpieces.
01/06/1987US4634806 High-voltage insulator
01/06/1987US4634459 Particle filtration and removal system
01/06/1987US4634458 Purifies air of toxic effects; controlled areas
01/06/1987US4633706 System for measuring amount of particulates exhausted from vehicle engine
01/02/1987DE3522820A1 Process and device for reducing the pollutant emissions of combustion plants
12/1986
12/31/1986WO1986007580A1 Method and arrangement for the manufacture of filters
12/31/1986CN86103352A Separator for sorting particulate material
12/31/1986CN85105146A Fiber bed separator
12/30/1986US4632683 Pore size distribution; blowing agent and additional pore forming agent
12/30/1986US4632682 Cartridge-type oil separator air filter
12/30/1986US4632681 Locking apparatus for filter elements
12/30/1986US4632680 Planar sided air shaping inserts for filter bags
12/30/1986US4632679 Cleaning air manifold with back draft damper
12/30/1986EP0207070A2 Process for regenerating a cooking liquor from a waste magnesium bisulphite cooking liquor, and filter apparatus for carrying out the process
12/30/1986EP0206864A1 Filter for a filtration apparatus using filter batteries
12/30/1986EP0206182A1 Fluid filter with pleated filter medium
12/30/1986CA1215913A1 Absorption material for filter arrangement
12/23/1986US4631077 Foam plastic air filter
12/23/1986US4630464 Method for the continuous surveillance of the poison content of exhaust gases containing particulate matter
12/17/1986EP0204696A1 Catchment packs
12/17/1986CN85104777A Dedusting equipment
12/16/1986US4629483 Ceramic filter with plural layers of different porosity
12/16/1986US4629482 Portable, high efficiency
12/16/1986US4629480 Vertical layers; transverse crude gas flow; counterflow flushing
12/16/1986US4629479 Multiple filter unit
12/10/1986EP0204630A1 Filter using granular filter material contained in a rigid recipient
12/10/1986EP0204412A2 Separator for sorting particulate material
12/09/1986US4627863 Web of resilient material on cylindrical core
12/09/1986US4627862 Portable, increased capacity, efficient, for home and office
12/09/1986US4627568 Moisture eliminator for air washer
12/04/1986WO1986006979A1 Filter cartridge
12/03/1986CN86202267U Folding air filter
12/02/1986US4626265 Purification system
11/1986
11/25/1986US4624689 Pneumatic shock wave generator for cleaning filter cartridges
11/25/1986CA1214402A1 Air purifier combination filter
11/20/1986EP0202066A2 Filter
11/18/1986US4623367 Smoke-free work area
11/18/1986US4623366 Grid element for lid of a cannister type vacuum cleaner
11/18/1986US4623017 Joint structure for a tube and a header
11/18/1986US4622996 Aspirator for pulse-jet air cleaner
11/18/1986US4622995 Integral valve and tank assembly for pulse-jet air cleaners
11/12/1986EP0200931A1 Air pollution control system method and apparatus
11/12/1986EP0200798A1 Method for making a curved, corrugated article and apparatus therefor
11/11/1986US4622052 Stratified bulk material filter
11/11/1986US4622050 Air inlet filter for gas turbine engine
11/05/1986EP0200688A1 Member for indicating clogging of the air intake filter, particularly for motor vehicle engines
11/04/1986US4620869 Air diffuser plenum
10/1986
10/29/1986EP0199528A2 Filter