ClassID:

29372

B01D39/12 - CPC Classification

Classification description:

Filtering material for liquid or gaseous fluids; Filter screens essentially made of metal of wire gauze; of knitted wire; of expanded metal

Recent Application in this class:
#1
20260138067
2026-05-21

FILTER ASSEMBLIES UTILIZING FULL CROSS-SECTION

#2
20260115735
2026-04-30

HIGH-GRADIENT MAGNETIC FIELD FOR SUSTAINABLE TRANSITION METAL SEPARATION AND RECOVERY

#3
20260034510
2026-02-05

SYSTEMS AND METHODS FOR RECOVERY OF SUBSTANCES FROM MOLTEN SALT ELECTROLYSIS

#4
20260021440
2026-01-22

SYSTEM AND METHOD FOR PROCESS CHEMISTRY ABATEMENT AND RECYCLING

#5
20260014497
2026-01-15

FILTER ELEMENT FOR USE IN A FILTER SYSTEM

#6
20250319431
2025-10-16

HYDROGEN-PERMEABLE FILTER

#7
20250312712
2025-10-09

FRY FILTER

#8
20250249861
2025-08-07

AIRBAG INFLATOR FILTER USING EXPANDED METAL ORIENTED ROUGH SIDE FACING TOWARD THE INSIDE DIAMETER OF THE FILTER

#9
20250093813
2025-03-20

IMAGE FORMING APPARATUS

#10
20250032966
2025-01-30

PATHOGEN DEACTIVATING AIR FILTER SYSTEMS

#11
20240383433
2024-11-21

THIN-WALLED EXPANDED METAL FILTERS

#12
20240286575
2024-08-29

Filter unit for gas generator, gas generator, and method for manufacturing gas generator

#13
20240261710
2024-08-08

Hybrid filter element apparatus

#14
20240149825
2024-05-09

Airbag inflator filter using expanded metal oriented rough side facing toward the inside diameter of the filter

#15
20240082783
2024-03-14

SYSTEMS AND METHODS FOR RECOVERY OF SUBSTANCES FROM MOLTEN SALT ELECTROLYSIS

#16
20240049816
2024-02-15

ELECTRIC FIELD PRODUCTION FOR REMEDIATION OF MICROORGANISMS

#17
20230383681
2023-11-30

Selective catalytic reduction catalyst pre-heating burner assembly and method of controlling burner emissions

#18
20230330572
2023-10-19

SELF-CLEANING INTAKE FILTER

#19
20230075791
2023-03-09

Mesh for insert molding

#20
20230041569
2023-02-09

METHOD FOR DRYING A SMOKE FILTER UNIT

#21
20220340467
2022-10-27

Method for enhancing methanogenesis in anaerobic digestion of municipal sludge by utilizing a filter screen structure

#22
20220314042
2022-10-06

Personal Air Filter Utilizing Mechanical, Chemical and Electrostatic Filter Media

#23
20220297039
2022-09-22

Surface-enhanced copper filter for air purification and system and method for using

#24
20220243595
2022-08-04

STEPLESS SPEED REGULATING HANDY DUST CLEANER

#25
20220241709
2022-08-04

In process screen parameter measurement and control

#26
20220236022
2022-07-28

HEAT EXCHANGER COMPRISING AT LEAST ONE PARTICLE FILTER, METHOD OF ASSEMBLING SUCH A HEAT EXCHANGER

#27
20220220599
2022-07-14

Screen Cloth with Increased Wear Resistance and Method for Increasing the Wear Resistance of a Screen Cloth

#28
20220212623
2022-07-07

Airbag module with airbag retainer filter layer

#29
20220212129
2022-07-07

Fluid filtering system with backflush valve and methods of operating the same

#30
20220178068
2022-06-09

Self cleaning lint filter for recirculating condenser dryer

#31
20220134371
2022-05-05

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

#32
20220126225
2022-04-28

ALL-IN-ONE, PORTABLE, TREATMENT OF DEWATERABLE MATERIAL

#33
20220118386
2022-04-21

FILTER ASSEMBLIES UTILIZING FULL CROSS-SECTION

#34
20220111320
2022-04-14

Hollow cylindrical filter and manufacturing apparatus

#35
20220040603
2022-02-10

Systems and methods for screening

#36
20220015433
2022-01-20

AEROSOL GENERATING SYSTEM AND CARTRIDGE WITH LEAKAGE PROTECTION

#37
20220008849
2022-01-13

PLATE FILTER FOR COFFEE MAKERS AND THE LIKE, AND COFFEE MAKER INCLUDING SAID FILTER

#38
20220003083
2022-01-06

Filtration of fluids using conformable porous shape memory media

#39
20210370212
2021-12-02

Systems and methods for providing filtered air to an enclosure for a passenger of a vehicle

#40
20210354057
2021-11-18

Enhanced shape support grid

#41
20210331922
2021-10-28

Process for preparing sulfur from reduction of sulfate/ nitrate by iron-carbon and recovering desulfurization/ denitration agents

#42
20210308602
2021-10-07

Wedge Wire Filter Tubes with Narrowed Slots

#43
20210287812
2021-09-16

Methods of forming debris filters for nuclear fuel assemblies

#44
20210252207
2021-08-19

Virus-collecting filter for medical aspirator system

#45
20210205736
2021-07-08

Perforated foil screen assembly

#46
20210154610
2021-05-27

COPPER MICROBICIDAL FILTER

#47
20210106939
2021-04-15

CLEANER UNIT

#48
20210062355
2021-03-04

Hydrophobic stainless-steel copper-coated mesh and method of synthesizing same

#49
20210023487
2021-01-28

Inflator filter for an inflatable airbag system

#50
20200378128
2020-12-03

VINYL AND MESH GUTTER COVER

#51
20200346954
2020-11-05

Bioactive filter

#52
20200339292
2020-10-29

Device and method for degassing and gassing containers

#53
20200298153
2020-09-24

SYSTEM AND RELATED METHODS FOR FABRICATION OF WIRE BASED SCREEN FILTERS

#54
20200080479
2020-03-12

ICE SEPARATOR OF A FUEL SYSTEM FOR A GAS TURBINE ENGINE

#55
20200023295
2020-01-23

Solvent reservoir filters, systems and methods

#56
20200016522
2020-01-16

Centrifugal Mesh Mist Eliminator

#57
20190388808
2019-12-26

Method for operating filtration device

#58
20190336919
2019-11-07

Filtration filter

#59
20190331070
2019-10-31

SCREEN FILTER FOR THE INTAKE OF A TURBOCHARGER OR SUPERCHARGER

#60
20190249601
2019-08-15

Foreign object damage screen assembly for a gas turbine engine

#61
20190224622
2019-07-25

Apparatus and method for cleaning sterilizer exhaust gas

#62
20190209966
2019-07-11

Gas-Permeable Structure with Chemically-Reactive Coating

#63
20190185804
2019-06-20

Cell filtration filter

#64
20190134584
2019-05-09

FLUIDIZED BED INSTALLATION

#65
20190120403
2019-04-25

MECHANICAL PRESS-TYPE SWITCH VALVE CORE

#66
20190111371
2019-04-18

Filter insert as well as fluid filter

#67
20190066854
2019-02-28

Debris filters for nuclear fuel assembly and method of using the same

#68
20190049110
2019-02-14

Inlet screen assembly for ultra low NOx gas-air mixing system

#69
20180326963
2018-11-15

Servicable filter gladhand assembly

#70
20180249857
2018-09-06

DRIPPER AND FILTER SET

#71
20180238284
2018-08-23

HIGH-PRESSURE LIQUID FILTER WITH SUPPORT STEM AND APPLICATION OF THIS FILTER IN FUEL SYSTEM

#72
20180229687
2018-08-16

Inflator filter

#73
20180223491
2018-08-09

Fine mesh fish larvae protection system for traveling water screens

#74
20180214798
2018-08-02

Perforated foil screen assembly

#75
20180207572
2018-07-26

Reusable air filter

#76
20180193786
2018-07-12

HAND HELD APPLIANCE

#77
20180178144
2018-06-28

Material used for rapid separation of oil and water and preparation method and application thereof

#78
20180142201
2018-05-24

Methods and apparatus for separating cells from microcarriers

#79
20180104628
2018-04-19

Suction strainer

#80
20180093212
2018-04-05

Vehicle air bag filter with grooved wire

#81
20180085701
2018-03-29

STRAINERS, METHODS, AND FILTER ASSEMBLIES THEREFOR

#82
20180000302
2018-01-04

Dust collector for vacuum cleaner

#83
20170340997
2017-11-30

Oil catch apparatus

#84
20170319881
2017-11-09

Flame-guard filter composed of a number of layer sequences, and arrangements of flame-guard filters and their use

#85
20170312670
2017-11-02

HOLLOW TUBULAR FILTER AND MANUFACTURING APPARATUS

#86
20170203260
2017-07-20

Filtration filter

#87
20170197242
2017-07-13

Porous metal body manufacturing method and porous metal body

#88
20170028334
2017-02-02

Annular gas feed element for use in gasification plants with a dry fuel supply

#89
20170018441
2017-01-19

Methods and apparatus for substrate edge cleaning

#90
20160326699
2016-11-10

Porous Pavement for Water Quality and Quantity Management

#91
20160317960
2016-11-03

Active coalescer to remove fine liquid droplets

#92
20160101992
2016-04-14

Multi-segmented tube sheet

#93
20160047186
2016-02-18

METHOD AND APPARATUS FOR COATING A SCREEN

#94
20160024895
2016-01-28

WELLBORE SCREEN, FILTER MEDIUM, AND METHOD

#95
20150352476
2015-12-10

Filtering lead from photoresist stripping solution

#96
20150352469
2015-12-10

Method for producing composite filter tube and filter element made of multilayer metal mesh and metal powders

#97
20150343677
2015-12-03

Process for the manufacture of thin-walled elastoporous parts in the form of bushings in metal-rubber (MR)

#98
20150217277
2015-08-06

High Al-content steel sheet excellent in workability and method of production of same

#99
20150211153
2015-07-30

Metal fiber web based filter

#100
20150108059
2015-04-23

Metallic filtration body

#101
20140373715
2014-12-25

Process and system for separating finely aerosolized elemental mercury from gaseous streams

#102
20140245578
2014-09-04

Tinkle-free knitted wire mesh filters and methods for making such filters

#103
20140083065
2014-03-27

Conductive filter media

#104
20140047807
2014-02-20

Filter for a fluid-conducting pipe

#105
20140027369
2014-01-30

Enhanced shape support grid

#106
20130276417
2013-10-24

Conductive filter media

#107
20130247547
2013-09-26

Particle separator with a metal layer through which exhaust gas can flow and motor vehicle having at least one particle separator

#108
20130074697
2013-03-28

FILTER FOR ELECTRICAL EQUIPMENT

#109
20120291630
2012-11-22

Microgravity passive phase separator

#110
20120217194
2012-08-30

Porous Pavement for Water Quality and Quantity Management

#111
20120211411
2012-08-23

Extended Area Filter

#112
20120211223
2012-08-23

Sand screen, expandable screen and method of making

#113
20120144759
2012-06-14

Prior art micro screens and expanded metal

#114
20120067015
2012-03-22

Expanded metal filters

#115
20120066808
2012-03-22

Expanded metal and process of making the same

#116
20120042648
2012-02-23

CONFIGURATION HAVING A PROTECTED TURBOCHARGER IN AN EXHAUST GAS RECIRCULATION LINE AND MOTOR VEHICLE HAVING THE CONFIGURATION

#117
20110300030
2011-12-08

Cylindrical filter for gas generator

#118
20110215059
2011-09-08

Filter medium for strainers used in nuclear reactor emergency core cooling systems

#119
20110173956
2011-07-21

PARTICLE TRAP FOR AN EXHAUST GAS RECIRCULATION LINE AND AUTOMOBILE HAVING A PARTICLE TRAP

#120
20110101651
2011-05-05

Gas generator, method for the production thereof and module having a gas generator

#121
20110083410
2011-04-14

Exhaust Gas Particle Filter Made of Sintered Metal

#122
20100186595
2010-07-29

COMPOSITE FILTER AND GAS FILTER ASSEMBLY INCLUDING THE SAME

#123
20100155326
2010-06-24

Domestic appliance filter, domestic appliance with such a filter and method for manufacturing such a filter

#124
20100140176
2010-06-10

Method for treatment of contaminated fluids

#125
20100096843
2010-04-22

Filter for gas generator

#126
20100083646
2010-04-08

Decoupling element

#127
20100050866
2010-03-04

NANOWIRE FILTER, METHOD FOR MANUFACTURING THE SAME, METHOD FOR REMOVING MATERIAL ABSORBED THEREON, AND FILTERING APPARATUS HAVING THE SAME

#128
20100022735
2010-01-28

Process for producing polyolefin resin composition and filter device for use in this process

#129
20090295132
2009-12-03

Filter for airbag inflator using variable expanded metal

#130
20090294348
2009-12-03

Contaminant adsorption filtration media, elements, systems and methods employing wire or other lattice support

#131
20090238646
2009-09-24

Method of constructing a filtering pavement surface

#132
20090232714
2009-09-17

PARTICULATE COMBUSTION CATALYST, PARTICULATE FILTER, AND EXHAUST GAS CLEAN-UP SYSTEM

#133
20090229232
2009-09-17

Velocity-stack air-filter assembly

#134
20090211963
2009-08-27

Particle Interceptor

#135
20090175768
2009-07-09

SUBSTRATE HAVING CORRUGATED SHEET(S) AND CHANNEL(S) FOR TREATING EXHAUST GASES OF COMBUSTION ENGINES

#136
20090173228
2009-07-09

Substrate having corrugated sheet(s) and channel(s) for treating exhaust gases of combustion engines

#137
20090139190
2009-06-04

Bypass flow filter with improved filter efficiency and exhaust system and vehicle having the filter

#138
20090079104
2009-03-26

Wire mesh filter with improved hoop strength

#139
20090071151
2009-03-19

Configuration having a protected turbocharger in an exhaust gas recirculation line and motor vehicle having the configuration

#140
20090053543
2009-02-26

Filter element for extractor hood

#141
20090022636
2009-01-22

High Al-content steel sheet excellent in workability and method of production of same

#142
20090008316
2009-01-08

Filter Plate for Use in a Filter Stack

#143
20080286166
2008-11-20

Filter element

#144
20080274020
2008-11-06

Carrier for exhaust-gas purification and exhaust-gas purifier having the carrier

#145
20080264023
2008-10-30

Fabrication method of diesel particular filter element

#146
20080264022
2008-10-30

Filter for use in a gas generator

#147
20080164221
2008-07-10

TUBE SOCK INCORPORATING MULTI-LAYER FILTER FOR ENABLING WASTE WATER DISCHARGE DIRECTLY INTO ENVIRONMENT

#148
20080047242
2008-02-28

Strainer for a gas turbine engine

#149
20080023383
2008-01-31

Clarification and sorptive-filtration system for the capture of constituents and particulate matter in liquids and gases

#150
20070262025
2007-11-15

Canister for treatment of contaminated fluids

#151
20070238377
2007-10-11

Filter for exhaust gas from diesel engine and equipment

#152
20070214768
2007-09-20

Filter for an air bag gas generator

#153
20070193235
2007-08-23

Filtration member for inflator and method of manufacturing the same

#154
20070169454
2007-07-26

Filtering member and method of manufacturing the same

#155
20070151217
2007-07-05

Exhaust Gas Particle Filter Made of Sintered Metal

#156
20070114171
2007-05-24

Composite filtering mesh, a sand control sleeve and a sand control screen pipe with the composite filtering mesh

#157
20070090045
2007-04-26

Multidiameter wire cloth

#158
20070065712
2007-03-22

Composite porous body, gas diffusion layer member, cell member, and manufacturing method thereof

#159
20070033923
2007-02-15

Metal net for treatment of gases

#160
20060168908
2006-08-03

Honeycomb structural body and method of manufacturing the same

#161
20060091069
2006-05-04

Method for manufacturing a filter

#162
20060037894
2006-02-23

Particle filter for fuel cell coolant

#163
20060037298
2006-02-23

Wire mesh filter with improved hoop strength

#164
20060032807
2006-02-16

Clarification and sorptive-filtration system for the capture of constituents and particulate matter in liquids and gases

#165
20060021934
2006-02-02

Method and system for fabricating filter structure

#166
20050284823
2005-12-29

Cooking oil filter element and method

#167
20050211619
2005-09-29

Filter element with foam girdle to secure pleats and method of forming same

#168
20050205479
2005-09-22

Greywater recycling apparatus

#169
20050117187
2005-06-02

Apparatus for forming nano-grating device

#170
20050095178
2005-05-05

Filter element

#171
20050050869
2005-03-10

Heat stable filter construction

#172
20050005598
2005-01-13

Filter body for particle filter

#173
20050000201
2005-01-06

Apparatus for and method of trapping products in exhaust gas

#174
18599312
2024-09-17

Filter device, faucet water purifier and spraying process thereof

#175
17387509
2023-07-25

Corona disinfecting air filter systems

#176
15881523
2020-07-28

Dust removal system

#177
15784515
2019-06-18

Floating litter trap

#178
14535655
2015-09-08

Multi-segmented tube sheet