ClassID:

29401

B01D39/2044 - CPC Classification

Classification description:

Filtering material for liquid or gaseous fluids; Other self-supporting filtering material ; Other filtering material of inorganic material, e.g. asbestos paper, metallic filtering material of non-woven wires; Metallic material the material being filamentary or fibrous sintered or bonded by inorganic agents

Recent Application in this class:
#1
20260138059
2026-05-21

METAL FIBER FILTER, FILTER UNIT, AND VAPORIZER

#2
20250325930
2025-10-23

METHOD AND APPARATUS FOR ENHANCED SEPARATION AND REMOVAL OF CONTAMINANTS AND IRRADIATED PARTICULATES FROM FLUIDS

#3
20240367228
2024-11-07

NETWORK OF METAL FIBERS AND METHOD OF ASSEMBLING A FIBER NETWORK

#4
20240024805
2024-01-25

FILTER

#5
20230372851
2023-11-23

Solid carbon products comprising compressed carbon nanotubes in a container and methods of forming same

#6
20230044409
2023-02-09

FE-AL-BASED METAL POROUS MEMBRANE AND PREPARATION METHOD THEREOF

#7
20230032023
2023-02-02

Fe-Al-based metal porous membrane and preparation method thereof

#8
20220236022
2022-07-28

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

#9
20210008475
2021-01-14

FILTER FOR GAS GENERATOR AND GAS GENERATOR

#10
20190240604
2019-08-08

Solid carbon products comprising compressed carbon nanotubes in a container and methods of forming same

#11
20180104880
2018-04-19

FILTER MEDIUM, FILTER MEMBER PROVIDED WITH FILTER MEDIUM, AND PRODUCTION METHOD FOR RESIN FILM USING FILTER MEDIUM

#12
20180043433
2018-02-15

Carbon as an aide for ductile nanocellular foam

#13
20170239602
2017-08-24

SINTERED METAL OBJECT COMPRISING METAL FIBERS

#14
20170128866
2017-05-11

Filter for molten polymer filtration

#15
20170128865
2017-05-11

POROUS PANEL

#16
20170028334
2017-02-02

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

#17
20160363240
2016-12-15

VACUUM VALVE

#18
20150258478
2015-09-17

FILTER MEDIUM CONTAINING FIBRES

#19
20140134036
2014-05-15

Sintered fiber filter

#20
20130203264
2013-08-08

Method and apparatus for vapor and gas filtration

#21
20130112611
2013-05-09

Disc shaped filter element

#22
20130056428
2013-03-07

Fluid purification media and systems and methods of using same

#23
20120285877
2012-11-15

Sintered fiber filter

#24
20120104640
2012-05-03

Method for Producing a Sintered Body

#25
20120042648
2012-02-23

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

#26
20110278242
2011-11-17

Fluid purification media and systems and methods of using same

#27
20110209451
2011-09-01

Nonwoven fabric for exhaust-gas treatment, exhaust-gas purification device and method for producing a nonwoven fabric for exhaust-gas treatment

#28
20110192127
2011-08-11

STAINLESS STEEL FOR FILTER APPLICATIONS

#29
20100320630
2010-12-23

Method For Producing A Sintered Body

#30
20100196218
2010-08-05

Filter medium

#31
20090165651
2009-07-02

Sintered fiber filter

#32
20090140459
2009-06-04

Method for producing a sintered body

#33
20090071151
2009-03-19

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

#34
20090038280
2009-02-12

Stainless Steel For Filter Applications

#35
20080314012
2008-12-25

Filter Elements

#36
20080250775
2008-10-16

Particulate trap with coated fiber layer and exhaust system having the particulate trap

#37
20080236145
2008-10-02

Emission Control System using a Multi-Function Catalyzing Filter

#38
20080148945
2008-06-26

Filter layer for an, in particular conical, honeycomb body for exhaust gas treatment, method for manufacturing the filter layer, honeycomb body and exhaust gas purification device

#39
20080145500
2008-06-19

Sintered Metal Fiber Medium

#40
20080118702
2008-05-22

Process for Producing a Honeycomb Body with a Metallic Fleece, Honeycomb Body Produced by the Process and Process for Filtering an Exhaust-Gas Stream

#41
20080096041
2008-04-24

Pleated Sintered Metal Fiber Medium

#42
20080087489
2008-04-17

Process for producing a fleece having metallic wire filaments, process for producing honeycomb body having at least one fleece, fleece, honeycomb body, apparatus and vehicle

#43
20080073810
2008-03-27

Dope Filtering Method and Solution Casting Method Using The Dope

#44
20070202001
2007-08-30

Method Of Manufacturing Of A Sintered Metal Fiber Medium

#45
20070012612
2007-01-18

Filter for a spin pack assembly

#46
20070006556
2007-01-11

Particle filter including a metallic fiber layer

#47
20060277881
2006-12-14

Diesel soot particulate filter medium

#48
20060157541
2006-07-20

Filter, liquid discharge head utilizing the same, and producing method therefor

#49
20060143882
2006-07-06

Short metal fibers

#50
20060003162
2006-01-05

Layered filter structure comprising short metal fibers

#51
20050252846
2005-11-17

Method for joining thin sheet-type sintered metal elements, and filter body produced therefrom

#52
20050242478
2005-11-03

Sintered, highly porous body and method for the production thereof

#53
20050233666
2005-10-20

Short metal fibers

#54
20050232830
2005-10-20

High-temperature-resistant coated fiber layer and particulate trap with the coated fiber layer

#55
20050166563
2005-08-04

Exhaust gas filter with at least one filter layer and method for producing a filter layer