ClassID:

29575

B01D46/48 - CPC Classification

Classification description:

Filters or filtering processes specially modified for separating dispersed particles from gases or vapours; Auxiliary equipment or operation thereof Removing dust other than cleaning filters, e.g. by using collecting trays

Recent Application in this class:
#1
20260124568
2026-05-07

METHOD FOR THE DRY FILTRATION OF A GAS FLOW CARRYING FOREIGN OBJECTS, AND FILTER DEVICE FOR CLEANING RAW GAS CARRYING FOREIGN OBJECTS

#2
20260078727
2026-03-19

AIR INTAKE SYSTEMS FOR POWER MACHINES

#3
20260054209
2026-02-26

Method for Purifying Dust-containing Gas with Positive Pressure

#4
20260048356
2026-02-19

TWO-STAGE AIR CLEANER SYSTEM WITH SIDE-POSITIONED PRE-CLEANER AND PRE-CLEANER

#5
20260014509
2026-01-15

SECONDARY FILTER ELEMENT AND FILTER SYSTEM

#6
20250376274
2025-12-11

Workstation for Microgravity Environments

#7
20250288935
2025-09-18

FILTER DEVICES FOR ADDITIVE MANUFACTURING APPARATUSES

#8
20250281862
2025-09-11

SCISSOR MECHANISM CLAMPING ASSEMBLY FOR A FILTER COMPARTMENT

#9
20250256233
2025-08-14

BAG FILTER AND OPERATION METHOD TO MINIMIZE CLOGGING DUE TO MOISTURE

#10
20250222388
2025-07-10

APPARATUS FOR IMPROVING EFFICIENCY OF REMOVING POLLUTION DUST IN CHAMBER ENVIRONMENT

#11
20250153081
2025-05-15

CYCLONIC AIR FILTER ASSEMBLY FOR AN ENGINE

#12
20250041779
2025-02-06

MULTIUSE HOME STATION

#13
20250025821
2025-01-23

SELF-CLEANING AIR FILTRATION APPARATUS AND METHOD

#14
20240316486
2024-09-26

DEVICE AND METHOD FOR ENHANCED FILTRATION FOR BAKERY DUST AND DRIED GLAZE COATING

#15
20240299873
2024-09-12

ASH COLLECTING SYSTEM

#16
20240278159
2024-08-22

INDOOR UNIT FOR AIR CONDITIONER

#17
20240278158
2024-08-22

INDOOR UNIT FOR AIR CONDITIONER

#18
20240278157
2024-08-22

INDOOR UNIT FOR AIR CONDITIONER

#19
20240278156
2024-08-22

INDOOR UNIT FOR AIR CONDITIONER

#20
20240269598
2024-08-15

METHOD FOR CLEANING A FILTER IN A FILTER DEVICE, AND FILTER DEVICE HAVING A FILTER HOUSING

#21
20240269597
2024-08-15

METHOD FOR CLEANING A FILTER

#22
20240269596
2024-08-15

DUST REMOVAL DETERMINATION DEVICE, DUST REMOVAL DEVICE, AND DUST REMOVAL DETERMINATION METHOD

#23
20240252965
2024-08-01

Particle Discharge Device, Filter Assembly, and Method

#24
20240207913
2024-06-27

Waste Battery Thermal Desorption Treatment System

#25
20240067367
2024-02-29

Workstation for Microgravity Environments

#26
20240058737
2024-02-22

REMOVAL OF PART OF A PARTICLE COLLECTION DEVICE

#27
20240011644
2024-01-11

HOOD VENTILATION DEVICE

#28
20240009611
2024-01-11

Multiuse home station

#29
20230364545
2023-11-16

DUST REMOVAL FILLER, FOULING COLLECTION PAN AND GAS CLEANING DEVICE

#30
20230364540
2023-11-16

Cyclonic air filter assembly for an engine

#31
20230330581
2023-10-19

METHOD FOR THE DRY FILTRATION OF A GAS FLOW CARRYING FOREIGN OBJECTS, AND FILTER DEVICE FOR CLEANING RAW GAS CARRYING FOREIGN OBJECTS

#32
20230321699
2023-10-12

LOW POWER CONSUMPTION ELEVATOR BRAKE

#33
20230264263
2023-08-24

FILTER DEVICE FOR AN ADDITIVE MANUFACTURING DEVICE

#34
20230220801
2023-07-13

DEVICE FOR FILTERING COOLING AIR OF A TURBOMACHINE TURBINE

#35
20230201755
2023-06-29

AIR CLEANER

#36
20230173419
2023-06-08

Laser-induced graphene filters and methods of making and using same

#37
20230116444
2023-04-13

PARTICULATE MATTER EVACUATION PUMP

#38
20230079987
2023-03-16

METHOD FOR THE DRY FILTRATION OF A GAS FLOW CARRYING FOREIGN OBJECTS, AND FILTER DEVICE FOR CLEANING RAW GAS CARRYING FOREIGN OBJECTS

#39
20230062732
2023-03-02

ACTIVE PRECLEANER SYSTEM AND METHODS OF USE

#40
20230028125
2023-01-26

Secondary Filter Element and Filter System

#41
20220410059
2022-12-29

Self-cleaning air filtration apparatus and method

#42
20220410058
2022-12-29

Self-cleaning air filtration apparatus and method

#43
20220410051
2022-12-29

Extraction hood

#44
20220370947
2022-11-24

Indoor unit for air conditioner

#45
20220362691
2022-11-17

METHOD FOR INTERMITTENTLY CLEANING A FILTER, AND FILTER DEVICE FOR A METAL PRINTING DEVICE

#46
20220288709
2022-09-15

ENVIRONMENT-FRIENDLY DUST-FREE DESKTOP CUTTING MACHINE

#47
20220241918
2022-08-04

A Dust Container Arrangement for Construction Sites

#48
20220235485
2022-07-28

Apparatus of oxidation-combusting an ingot grower and method thereof

#49
20220233991
2022-07-28

Multiuse home station

#50
20220176286
2022-06-09

Cyclonic air filter assembly for an engine

#51
20220143543
2022-05-12

Apparatus for collecting by-product and method for collecting by-product

#52
20220134371
2022-05-05

FILTER MODULE AND TRAP FOR TRAPPING OVERSPRAY, COATING FACILITY AND METHOD FOR OPERATING A COATING FACILITY

#53
20220099372
2022-03-31

System for conditioning stucco in a dust collector

#54
20220088522
2022-03-24

Dust and debris filtration system for cleaning air used in the conveyance of granular material to and from the silo, dry bulk trailer, rail car, and other transportation and conveying means

#55
20220072461
2022-03-10

SCRUBBER BOX FOR PAINT BOOTH

#56
20220055058
2022-02-24

Filtering apparatus with at least one filter unit

#57
20210394106
2021-12-23

Filter screen component, base assembly, clothes dryer, and washing and drying integrated machine

#58
20210339474
2021-11-04

Apparatus for additively manufacturing three-dimensional objects

#59
20210339182
2021-11-04

MODULARIZED DUST COLLECTOR SYSTEM AND CONTROL METHOD THEREOF

#60
20210330158
2021-10-28

Filter system and a vacuum cleaner incorporating a filter system

#61
20210325039
2021-10-21

System for removing particulate matter from biomass combustion exhaust gas comprising gas cyclones and baghouses

#62
20210299601
2021-09-30

Particle discharge device, filter assembly, and method

#63
20210246853
2021-08-12

Air supply arrangement for supplying air to an internal combustion engine

#64
20210245086
2021-08-12

REPLACEABLE AIR FILTER UNIT AND AN AIR FILTER ARRANGEMENT

#65
20210229018
2021-07-29

Dust collector

#66
20210178294
2021-06-17

System for processing solid and liquid construction waste

#67
20210156569
2021-05-27

Air flow management for cooking system

#68
20210154615
2021-05-27

Dust solidification apparatus

#69
20210100415
2021-04-08

Dust collector and filtering assembly

#70
20210086126
2021-03-25

Powder container

#71
20210086124
2021-03-25

Particulate filter and methods for removing particulates from a particulate filter

#72
20210086123
2021-03-25

Particulate filter and methods for removing particulates from a particulate filter

#73
20210086122
2021-03-25

Particulate filter and methods for removing particulates from a particulate filter

#74
20210077938
2021-03-18

POWDER COLLECTOR

#75
20210077937
2021-03-18

Pulse valve

#76
20210071904
2021-03-11

Filter structure capable of removing dust

#77
20210069626
2021-03-11

Dust collector

#78
20210017939
2021-01-21

Air filter including a scavenging shutter

#79
20210008481
2021-01-14

Dust collector having vertical filters and a filter carriage

#80
20200398206
2020-12-24

Pulse jet air cleaner systems; evacuation valve arrangements; air cleaner components; and, methods

#81
20200355230
2020-11-12

Filtration device and use of said device for separating and collecting brake dust

#82
20200346158
2020-11-05

Filter device, in particular for gas filtration

#83
20200298146
2020-09-24

System for processing solid and liquid construction waste

#84
20200230538
2020-07-23

Pulse jet air cleaner systems; components; and, methods

#85
20200208336
2020-07-02

Separation of lint from an exhaust airstream within a laundry appliance

#86
20200206672
2020-07-02

Bypass cyclone filter

#87
20200179861
2020-06-11

Cleaning system for bag filters

#88
20200164300
2020-05-28

Dust collector

#89
20200155994
2020-05-21

Self-cleaning air filter and control system thereof

#90
20200094182
2020-03-26

DUST COLLECTOR HAVING VERTICAL FILTERS AND A FILTER CARRIAGE

#91
20190291033
2019-09-26

DEVICE WITH EXTERNAL DIAPHRAGM FOR ACOUSTIC CLEANING AND AIR PURIFICATION APPLICATIONS

#92
20190277227
2019-09-12

AIR FILTRATION DEVICE

#93
20190275455
2019-09-12

Indoor unit for air conditioner

#94
20190275453
2019-09-12

Cyclonic air filter assembly for an engine

#95
20190255476
2019-08-22

Dust collector

#96
20190240606
2019-08-08

Inline filter system having a pre-separator module

#97
20190201827
2019-07-04

Dry filter with enhanced separation output and convenient dimensions

#98
20190201826
2019-07-04

Air filter

#99
20190151786
2019-05-23

Dust collector having vertical filters and a filter carriage

#100
20190111370
2019-04-18

Dust collection method, dust collection device, and laser processing machine

#101
20190072058
2019-03-07

AIR CLEANER CASE

#102
20190022940
2019-01-24

Apparatus for additively manufacturing three-dimensional objects

#103
20190001249
2019-01-03

Air purifying unit and air cleaning/ventilation device comprising same

#104
20180339257
2018-11-29

Dust collector provided with a shunt guide plate

#105
20180326336
2018-11-15

Dust collector with a constant suction force

#106
20180178146
2018-06-28

System for processing solid and liquid construction waste

#107
20180135233
2018-05-17

Filtering system with self-cleaning function and clothes dryer

#108
20180071670
2018-03-15

Dust collector having vertical filters and a filter carriage

#109
20180065071
2018-03-08

Bag filter filtration and dust collecting apparatus for preventing dust accumulation

#110
20180056221
2018-03-01

FILTER DEVICE AND OXYGEN ENRICHING APPARATUS

#111
20180051905
2018-02-22

Air conditioner

#112
20180036746
2018-02-08

Filter and Cyclone Filter System

#113
20180000309
2018-01-04

Articulating dust collector for ceiling fan blades

#114
20170368489
2017-12-28

Pulse jet air cleaner systems, components, and, methods

#115
20170348455
2017-12-07

Air cleaner

#116
20170341000
2017-11-30

Pulse jet air cleaner systems; evacuation valve arrangements; air cleaner components; and, methods

#117
20170312676
2017-11-02

Dust collector having vertical filters and a filter carriage

#118
20170239607
2017-08-24

General ventilation system with automatic cleaning cycle

#119
20170197172
2017-07-13

Filter assembly

#120
20170159435
2017-06-08

System for Filtering the Fresh Air Flowing in a Tunnel and/or the Exhaust Gases Flowing out Therefrom

#121
20170144098
2017-05-25

Air Handler Cleaning Receptacle

#122
20170128875
2017-05-11

Downdraft table with spark arrestor

#123
20170128872
2017-05-11

Downdraft table with self-closing louvre

#124
20170120181
2017-05-04

Air freshener

#125
20170065922
2017-03-09

Air cleaning system and method of controlling the same

#126
20160263610
2016-09-15

Coating mist collection apparatus

#127
20160206988
2016-07-21

General ventilation system with automatic cleaning cycle

#128
20160166967
2016-06-16

Pulse jet air cleaner systems; evacuation valve arrangements; air cleaner components; and, methods

#129
20160095484
2016-04-07

Dust collector for vacuum cleaner

#130
20160095483
2016-04-07

Dust collector for vacuum cleaner

#131
20160088989
2016-03-31

Dust collector for vacuum cleaner

#132
20160009489
2016-01-14

PROPPANT STORAGE SYSTEM AND METHOD

#133
20150343362
2015-12-03

Pulse jet air cleaner systems, components, and, methods

#134
20150306534
2015-10-29

Arrangements for removing entrained catalyst particulates from a gas

#135
20150305583
2015-10-29

Cyclone dust separator arrangement, cyclone dust separator and cyclone vacuum cleaner

#136
20150276245
2015-10-01

FLOW ACTUATED FLAP VALVE

#137
20150265120
2015-09-24

Dust collecting apparatus and vacuum cleaner having the same

#138
20140230648
2014-08-21

Particulate removal

#139
20130219839
2013-08-29

Pulse jet air cleaner systems; components; and, methods

#140
20130199137
2013-08-08

Dust collector with a constant suction force

#141
20130152524
2013-06-20

Filter arrangment, in particular air filter arrangement

#142
20120247325
2012-10-04

Particulate removal

#143
20120247073
2012-10-04

RECYCLABLE PARTICULATE FILTER

#144
20120219461
2012-08-30

BAG-FILTER TYPE DEODORIZING APPARATUS

#145
20120145003
2012-06-14

Energy recuperating filtration apparatus

#146
20120099934
2012-04-26

Apparatus and related method for the recovery and the pneumatic transportation of dust coming from a filtration system

#147
20120060453
2012-03-15

Air cleaner with endcap cover

#148
20110299043
2011-12-08

Filter unit and video projector

#149
20110298994
2011-12-08

AIR FILTER CLEANER AND VIDEO PROJECTOR

#150
20110252964
2011-10-20

Pulse jet air cleaner systems; evacuation valve arrangements; air cleaner components; and, methods

#151
20110239861
2011-10-06

Energy recuperating filtration apparatus

#152
20110197767
2011-08-18

Portable dust collector

#153
20110185893
2011-08-04

Evacuation valve arrangements; pulse jet air cleaner systems using same; and, methods

#154
20110126716
2011-06-02

DUST-COLLECTING APPARATUS

#155
20110011042
2011-01-20

Pulse jet air cleaner system; components; and, methods

#156
20100320000
2010-12-23

Arrangement for processing dust

#157
20100319307
2010-12-23

Dust collecting apparatus of vacuum cleaner having function of removing dust detached from filter

#158
20100300298
2010-12-02

Filter assembly with trapped contaminant servicing

#159
20100236268
2010-09-23

Air conditioner

#160
20100229972
2010-09-16

Inertially activated ejection valve

#161
20100192768
2010-08-05

Air cleaner and controlling method thereof

#162
20100071555
2010-03-25

METHOD AND APPARATUS FOR FILTERING PROCESS GAS

#163
20100031616
2010-02-11

Pulse jet air cleaner components; features; assemblies; and, methods

#164
20090308034
2009-12-17

Evacuation value arrangements; pulse jet air cleaner systems using same; and, method

#165
20090301861
2009-12-10

Apparatus and method for manufacturing carbon nanohorns

#166
20090266234
2009-10-29

Fabric filter with fluidised dust-bed, and a method of maintaining it

#167
20090205501
2009-08-20

Bag-filter type small deodorizing and dust collecting apparatus

#168
20090159039
2009-06-25

Air cleaner and engine including the same

#169
20090158549
2009-06-25

Removable dust receptacle for dust collector

#170
20090126533
2009-05-21

Fume disposal process and fume disposal system

#171
20090113858
2009-05-07

Filtration

#172
20090044523
2009-02-19

APPARATUS FOR COMBUSTING COLLECTED DIESEL EXHAUST MATERIAL FROM AFTERTREATMENT DEVICES AND METHOD

#173
20080250762
2008-10-16

Dust Collector Tube Line Cleaner

#174
20080223009
2008-09-18

Filtering plant for removing dusts from gases

#175
20070193257
2007-08-23

Method and device for the counterpressure-safe separation out and elimination of particles from fluid streams

#176
20060236855
2006-10-26

Apparatus and method for separating dust constituents out of an explosive dust-air mixture

#177
20060230728
2006-10-19

Structure of air cleaner box

#178
20060112825
2006-06-01

Gas turbine air intake system with bypass arrangement and methods

#179
20060075936
2006-04-13

Downdraft table

#180
20050132679
2005-06-23

Dust collection system and related airlock

#181
20050132676
2005-06-23

Disposable vacuum bags

#182
19210462
2026-01-27

Cabin air filter removal and installation tool and method of using the same

#183
19180474
2025-11-11

Systems and methods for removing particulate material

#184
18659199
2024-12-24

Debris management system for both positive and negative pressure dust collectors

#185
14600108
2016-04-05

Spreader truck vacuum system

#186
13791029
2016-03-15

Circular air filter suitable for filtering contaminant-containing air