ClassID:

29585

B01D46/54 - CPC Classification

Classification description:

Filters or filtering processes specially modified for separating dispersed particles from gases or vapours Particle separators, e.g. dust precipitators, using ultra-fine filter sheets or diaphragms

Sub-classes:
Recent Application in this class:
#1
20250161858
2025-05-22

INLINE FILTRATION FOR STEAM APPLICATIONS

#2
20230045147
2023-02-09

Polytetrafluoroethylene Composite Filter Material

#3
20230011256
2023-01-12

Fast-track negative pressure isolation system for respiratory infectious disease control

#4
20210222739
2021-07-22

Bi-directional filtering air circulation cover for cardan shafts

#5
20180200544
2018-07-19

BREATHING GLASSES FOR PURIFYING AIR

#6
20180119324
2018-05-03

Separation, recycling and self-cleaning system of supercritical fluid dyeing machine

#7
20170213683
2017-07-27

APPARATUS AND METHOD FOR PREVENTING CONTAMINATION OF ACCELERATOR SYSTEMS BY AN ION PUMP

#8
20170189888
2017-07-06

Nanoparticle preparation device using laser

#9
20150321134
2015-11-12

Method and device for removing airborne pollutants

#10
20150246319
2015-09-03

Water-proof air-permeable filter and use of the same

#11
20150174517
2015-06-25

Water-proof air-permeable filter and use of the same

#12
20140223872
2014-08-14

Filter medium for air filter and filter unit

#13
20130097982
2013-04-25

Filter medium equipped with porous film, method of manufacturing same, filter pack, and filter unit

#14
20130087042
2013-04-11

Water-proof air-permeable filter and use of the same

#15
20130074691
2013-03-28

Water-proof air-permeable filter and use of the same

#16
20130011249
2013-01-10

MULTI-LAYER FILTER, GAS TURBINE INCLUDING A MULTI-LAYER FILTER, AND PROCESS OF FILTERING

#17
20120304862
2012-12-06

Flat panel contactors and methods

#18
20110138762
2011-06-16

Vent filter and method for manufacturing the same

#19
20090177024
2009-07-09

SELF-REMEDIATING FILTER

#20
20090071327
2009-03-19

Filter System of an Electronic Equipment Enclosure

#21
20080257155
2008-10-23

Porous composite article

#22
20070251381
2007-11-01

Filter system for electronic equipment enclosure

#23
20070157588
2007-07-12

Reduced fiber disk/shroud filter for removing contaminants from an enclosure

#24
20070039858
2007-02-22

Nanocarpets for trapping particulates, bacteria and spores

#25
20060102557
2006-05-18

Self-remediating filter

#26
20050108996
2005-05-26

Filter system for an electronic equipment enclosure