Patents
Patents for B01D 46 - Filters or filtering processes specially modified for separating dispersed particles from gases or vapours (42,125)
11/1988
11/03/1988WO1988008324A1 Quick-change filter cartridge and head therefor
11/02/1988CN87212612U Ball for cleaning cigarette smoke
11/01/1988US4781831 Cross-flow filtration device with filtrate flow conduits and method of forming same
11/01/1988US4781526 Fan and filter combination
11/01/1988CA1243809A1 Powder recovery apparatus
10/1988
10/25/1988US4779456 Device for visually checking the degree of clogging of an air filter in motor vehicle engines
10/20/1988DE3712279A1 Air purification apparatus
10/18/1988US4778496 Having sealed connections and positive air flow
10/18/1988US4778491 Continuously operated and cleaned filter apparatus
10/18/1988US4777702 Apparatus for separating fiber material from an air current
10/13/1988DE3712113A1 Self-cleaning filter for a gaseous media compact system with dust-entry superelevation, process and implementation therefor
10/13/1988DE3709827A1 Filter element and process for the production thereof
10/12/1988EP0285612A1 Moisture remover in compressed air system.
10/12/1988EP0210164B1 Filter, especially air filter
10/06/1988WO1988007648A1 Method and apparatus of cleaning toxic substances from the exhaust of an incinerator burning-municipal solid waste
10/06/1988WO1988007404A1 Process for removing dust from a dust-laden gas using a gas-permeable filter element arranged in a container
10/06/1988WO1988007398A1 Cross-flow filtration device and method of making
10/06/1988DE3710271A1 Filter system for room air purification apparatuses
10/06/1988DE3709671A1 Particle filter
10/05/1988EP0285247A1 Continuously operated and cleaned filter apparatus
10/05/1988EP0285236A2 Variegated density mesh pad for mist removal and method of preparing same
10/04/1988US4775398 Structurally improved filter housing and mounting apparatus
10/04/1988US4774853 Case mounting mechanism for use with pneumatic apparatus
09/1988
09/29/1988DE3709365A1 Filter cloth bag
09/27/1988US4774116 Solventless joint for plastic
09/27/1988US4774000 Superimposed porous membranes with supports; high precision
09/27/1988US4773922 High efficiency particulate air filter for use in nuclear hot cells; simplicity
09/22/1988WO1988006914A1 Apparatus for concentrating waste liquid, apparatus for processing waste liquid and method of concentrating waste liquid
09/22/1988DE3707938A1 Apparatus for the treatment, in particular filtration, of room air
09/20/1988US4772443 Thermally formed filter
09/13/1988US4770678 Contaminant removal from fluids
09/13/1988US4770118 Coating booth for applying a coating powder to the surface of workpieces
09/08/1988DE3705979A1 Exhaust gas soot filter
09/07/1988EP0280754A1 Air conditioning device for home use
09/06/1988US4769052 Compact filter assembly
09/01/1988DE3805361A1 Integral filter for fluids made of a plurality of filter elements stacked one inside the other having different retention capacities and housing therefor
08/1988
08/31/1988EP0280052A1 Method of and apparatus for filtering a medium
08/30/1988US4767427 Cartridge filter mounting apparatus
08/30/1988US4767426 Membrane filter tube and method of preparation
08/30/1988US4767394 Method for making axial-flow filters and apparatus therefor
08/25/1988WO1988006059A1 Coupling for pressure or vacuum fluid system
08/25/1988WO1988006058A1 Air/oil separator
08/25/1988WO1988006057A1 Air cleaning device
08/25/1988DE3704459A1 Dust filter, in particular for motor vehicle air conditioning units
08/25/1988DE3704458A1 Dust filter, in particular for motor vehicle air conditioning units
08/25/1988DE3703456A1 Pressure relief arrangement for reactor plant safety vessel - comprises pressure vessel with opening accessible from outside extending to filter chamber and inlet to chamber with control device
08/24/1988CN88100784A Coupling for pressure or vacuum fluid system
08/23/1988US4766321 Symbiotic filter-sterilizer
08/23/1988US4765811 End cap with top removal and end plate with seam between sealed by adherence with filter medium and channel
08/23/1988US4765810 Testable gasket seal arrangement
08/23/1988US4765809 Apparatus for removing dust from gas
08/23/1988US4765805 Method and apparatus for removing dust and gas pollutants from waste gases, particularly waste gases produced in the manufacture of optical waveguide preforms
08/23/1988EP0276253A4 Pulse jet fabric filter.
08/18/1988DE3703452A1 Scouring powdered material applied to filter - by rotating air blasts, to modify subsequent filtration properties
08/18/1988DE3703451A1 Scouring dust from cylindrical filter - by counterflow of pressurised gas from fan with auxiliary rotation nozzles
08/17/1988EP0278772A1 Air/oil separator
08/17/1988EP0278771A1 Coupling for pressure or vacuum fluid system
08/17/1988EP0278059A2 Process for making a filter
08/16/1988US4764355 Process for removal of solid and gaseous noxious matter from hot gases
08/16/1988US4764276 To increase resin reaction efficiency in minimum substrate
08/16/1988US4764191 A metal cage inside a porous fabric sleeve
08/16/1988US4764190 Compartmented; bottom feed, top discharge; back flushable
08/11/1988DE3702765A1 Oil mist eliminator
08/10/1988CN87100467A Filtration method by mediums and equipment thereof
08/04/1988DE3702205A1 Dust-tight attachment of filter elements in a filter vessel for dedusting in particular high-pressure hot gases
08/03/1988EP0277012A1 Ceramic honeycomb filter for purifying exhaust gases
08/03/1988EP0276253A1 Pulse jet fabric filter.
08/02/1988US4761166 Compressor system
08/02/1988US4760968 Machine for sizing dusty materials
08/02/1988CA1239922A1 Platinum/silver vanadate catalyzed diesel exhaust particulate filter
08/02/1988CA1239880A1 Pleated filter and method and apparatus for fabricating same
07/1988
07/26/1988US4759892 Positioning protrusion member against honeycomb surface simultaneously vibrating and rotating until protrusions engage selected openings of honeycomb surface
07/26/1988US4759783 Sealing arrangement for inlet air filter
07/26/1988US4759782 Intermediate fibrous layer having specific pore size
07/26/1988US4759781 Filtering and dust collecting apparatus
07/26/1988CA1239599A1 Filter, especially air filter
07/26/1988CA1239598A1 Filter for cleaning gases
07/19/1988US4758460 Air filter
07/19/1988US4758256 Air filter with removable bridge assembly
07/19/1988US4758254 Pneumatic system to remove moisture from compressed gas; drying cylinder
07/14/1988WO1988004954A1 Nested, recirculating-fiber filter
07/13/1988EP0274304A1 Filtration assembly for gaseous fluids
07/13/1988CN87106722A Screen dust remover for ore water dregs
07/12/1988US4756728 Portable satellite air filter for use with negative air pressure machine
07/12/1988US4756727 Horizontally mounted cylindrical segmented bore pleated filter system for rotary broom sweepers
07/06/1988EP0273532A1 Air filter and module to be used for building up such a filter
07/05/1988US4755199 Linear drive unit for cleaning filters
07/05/1988US4755114 Sealed type scroll compressor with wire mesh oil separating member
06/1988
06/30/1988DE3742932A1 Device for cleaning cloth filter bags
06/30/1988DE3644986A1 Process for reducing the dust loading of filter systems
06/30/1988DE3644045A1 Apparatus for monitoring the soiling of gas filters, in particular air filters
06/30/1988DE3642992A1 Method of determining the degree of contamination of a cleaning component
06/29/1988CN85106741B Dust collector used for underwater drilling machine
06/28/1988US4753665 Method and apparatus for controlling the suction pressure in a dust collecting duct
06/22/1988EP0271836A2 Filter for removing smoke and toner dust in electrophotographic/electrostatic recording apparatus
06/21/1988US4752516 Apparatus for high speed manifolding of honeycomb structures
06/21/1988US4752450 Electron beam passing through a pressure step stage; can be rotationally deflected
06/16/1988WO1988004194A1 Method of manufacturing molded and formed filters
06/16/1988WO1988004182A1 Process and device for eliminating odours, bacteria, etc. from waste deposits
06/16/1988DE3641208A1 Air filter