| Patents for B01D 46 - Filters or filtering processes specially modified for separating dispersed particles from gases or vapours (42,125) |
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| 03/01/1988 | US4728349 Polypropylene and glass fiber layers |
| 02/25/1988 | WO1988001196A1 Compact filter assembly |
| 02/24/1988 | EP0256772A1 Method of and apparatus for forming filter element |
| 02/23/1988 | US4726825 Disposable HEPA filtration device |
| 02/23/1988 | US4726823 Movable filter assembly for automotive air handling assembly |
| 02/23/1988 | US4726821 Apparatus for the treatment of substrates in a gas stream |
| 02/23/1988 | US4726820 Process for cleaning the dust filter of a silo |
| 02/18/1988 | DE3642135C1 Filter insert |
| 02/17/1988 | CN87100584A Insitu hazardous waste treating apparatus and method of using same |
| 02/16/1988 | US4725296 Air cleaner |
| 02/16/1988 | US4725292 Endless belt, vacuum |
| 02/16/1988 | US4725290 Method for the purification of air or gas streams by a multi-path adsorption principle and moving-bed filtering apparatus for performing the method |
| 02/11/1988 | WO1988001050A1 Flow rate threshold sensor |
| 02/10/1988 | CN86209505U Domestic air-purifier |
| 02/10/1988 | CN86208761U Lampblack purifier for kitchen |
| 02/09/1988 | US4723971 Industrial vacuum cleaner |
| 02/09/1988 | US4723969 Multistage filtration |
| 02/04/1988 | DE3624975A1 Packed bed filter |
| 02/02/1988 | US4722747 Add-on vehicle air filtration system |
| 01/28/1988 | WO1988000496A1 Pulse jet fabric filter |
| 01/27/1988 | EP0253814A1 Filtering device for plastic. |
| 01/27/1988 | CN87104663A Pulse jet fabric filter |
| 01/25/1988 | EP0236479A4 Composite having improved transverse structural integrity and flexibility for use in high temperature environments and method of making the same. |
| 01/21/1988 | DE3718441A1 Filter device with a filter for fresh-air feed to the passenger compartment of a motor vehicle |
| 01/21/1988 | DE3622955A1 Process for the production of an air filter |
| 01/20/1988 | EP0253273A1 Apparatus for dedusting gases |
| 01/20/1988 | CN87200045U Prefiltering fiber pressing machine |
| 01/19/1988 | US4720400 Microporous metal-plated polytetrafluoroethylene articles and method of manufacture |
| 01/19/1988 | US4720292 Cylindrical air filter with lightweight housing and radially directed seal |
| 01/19/1988 | US4719791 Individual filter bag monitoring system for baghouses |
| 01/13/1988 | EP0252161A1 Device for purification, particularly filtration, of a fluid or gaseous medium |
| 01/12/1988 | US4718925 Bag assembly to dispose of asbestos and other hazardous material |
| 01/12/1988 | US4718884 Method and apparatus for forming a filter element |
| 01/12/1988 | US4718575 Apparatus for ascertaining the level of flowable material in dust separators and the like |
| 01/12/1988 | US4718156 Method of retrofitting an exhaust stack by incorporating a filter assembly |
| 01/07/1988 | EP0251368A2 Fluid filtration device |
| 01/07/1988 | EP0250801A1 Convoluted panel filter cartridge |
| 01/07/1988 | EP0250602A1 Device for filtration of a fluid or gaseous medium |
| 01/07/1988 | DE3622629A1 Filter pack |
| 01/05/1988 | US4717402 For combination with air conditioning apparatus |
| 12/31/1987 | CN87207927U High efficient entifrost dust remover |
| 12/29/1987 | US4716022 Suspension in circulations gas |
| 12/29/1987 | US4715872 Portable dust collector |
| 12/29/1987 | US4715801 Apparatus for high speed manifolding of honeycomb structures |
| 12/29/1987 | US4715576 Apparatus for forming a flexible mask |
| 12/23/1987 | EP0249893A2 Device for the separation of a liquid and/or a gas from a mixture |
| 12/23/1987 | EP0249719A2 Hot gas cross flow filtering module |
| 12/22/1987 | US4714486 Automated production of canisters |
| 12/22/1987 | US4714097 Dust containment system for bulk cargo containers |
| 12/16/1987 | EP0248982A1 Dust gas filter |
| 12/16/1987 | CN87101659A Pocket type dust remover capable of stopping air current by partitive chambers and making pulse jetting |
| 12/15/1987 | US4713174 Removing particles from liquid or gas |
| 12/15/1987 | US4713099 Easily removed; lightweight |
| 12/10/1987 | DE3717876A1 Air filter for commercial vehicle engine |
| 12/09/1987 | EP0248174A2 Filter arrangement |
| 12/08/1987 | US4711717 Filter cartridge for fluids |
| 12/08/1987 | US4711649 Air filter and method |
| 12/03/1987 | WO1987007181A1 Device for filtering gases |
| 12/03/1987 | WO1987007180A1 Device for filtering gases |
| 12/03/1987 | WO1987007179A1 Process and device for monitoring the flow of a gaz emerging from a filter |
| 12/03/1987 | DE3618499A1 Apparatus for purifying the air in rooms |
| 12/02/1987 | EP0247402A1 Vibration resistant explosion control vent |
| 12/01/1987 | US4710297 Fluid filter with pleated filter medium |
| 12/01/1987 | US4710208 For receiving filters |
| 12/01/1987 | US4710207 Air filtering apparatus with roller assembly for cleaning |
| 11/25/1987 | EP0246629A1 Screening machine for fluid powdery material |
| 11/24/1987 | US4708724 High efficiency particulate air filter and separators, therefor |
| 11/24/1987 | CA1229558A1 Hygroscopic breather cap |
| 11/24/1987 | CA1229504A1 Sub-micron particle sampler apparatus and method for sampling sub-micron particles |
| 11/19/1987 | EP0246106A2 Improvements in decontamination apparatus |
| 11/19/1987 | DE3608741A1 Rotary filter |
| 11/17/1987 | US4707169 Cord dump and bag tensioning cap |
| 11/17/1987 | US4707168 Connected to piping with transparent resinous case |
| 11/17/1987 | US4707167 Air sterilization filter |
| 11/17/1987 | US4706455 Filtering device for vehicle exhaust |
| 11/12/1987 | DE3615844A1 Filter element |
| 11/12/1987 | DE3615484A1 Gas filter element and method for leak-free connection of the pocket filter edges to a holding frame, preferably of rigid foam |
| 11/12/1987 | DE3615411A1 Device for precipitating solids from liquids or gases, particularly in the technologies of clarification, separation and filtration |
| 11/11/1987 | EP0244938A1 Multistage fluid filter and method |
| 11/11/1987 | EP0244936A1 Filter assembly for a gas sampling system |
| 11/11/1987 | EP0244589A1 Security filter for filter cassettes of suction cleaners |
| 11/10/1987 | US4704863 Exhaust gas filter for diesel engines |
| 11/09/1987 | EP0232290A4 Reverse pulse fabric filter. |
| 11/05/1987 | DE3614812A1 Particle filter for waste gases |
| 11/04/1987 | EP0244061A1 Apparatus for the removal of particulate material from a gas |
| 11/03/1987 | US4704144 Air filtering apparatus |
| 11/03/1987 | US4704143 Multistage micronic in-line after-air filter |
| 10/29/1987 | DE3630430C1 Indicator device for the degree of soiling of intake air filters |
| 10/29/1987 | DE3613598A1 Apparatus for the fine separation of liquid from a fluid stream |
| 10/28/1987 | CN86207397U Asphalt smoke filter for building asphalt pot |
| 10/27/1987 | US4702754 Vapor delivery pressure test adapter |
| 10/27/1987 | US4702753 For motor vehicle interior air; safety |
| 10/27/1987 | US4702751 Backwashing cycles |
| 10/22/1987 | DE3712872A1 Filter element for fluids and process for producing a filter element |
| 10/21/1987 | EP0242171A1 Gas filter |
| 10/21/1987 | EP0242046A1 Air Cleaners |
| 10/21/1987 | EP0241897A1 Apparatus for cleaning filters |
| 10/20/1987 | US4701861 Filter test device |
| 10/20/1987 | US4701197 Two nonwoven fiber mediums sealed by edges; air cleaners |
| 10/20/1987 | US4701196 Air filter assembly |