ClassID:

29398

B01D39/2034 - 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 particulate sintered or bonded by inorganic agents

Recent Application in this class:
#1
20250325930
2025-10-23

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

#2
20250196207
2025-06-19

METHOD FOR RECYCLING LITHIUM BATTERIES

#3
20250087821
2025-03-13

Apparatus for Containing Thermal Events of Energy Storage Devices

#4
20240400465
2024-12-05

METHODS OF MAKING HONEYCOMB BODIES HAVING INORGANIC FILTRATION DEPOSITS

#5
20230211190
2023-07-06

ANTI-PROPYLENE MASK AND METHOD FOR PREPARATION THEREOF

#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
20220305443
2022-09-29

METHOD OF MANUFACTURING A SINGLE-PIECE COLUMN STRUCTURE FOR THE SEPARATION OF A FLUID MEDIUM

#9
20220236022
2022-07-28

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

#10
20220023825
2022-01-27

FILTERING MEDIUM FOR FLUID PURIFICATION

#11
20210354071
2021-11-18

Methods of making honeycomb bodies having inorganic filtration deposits

#12
20210354065
2021-11-18

Filter comprising a coating layer of flake-like powders and a preparation method thereof

#13
20210347702
2021-11-11

METHODS OF MAKING HONEYCOMB BODIES HAVING INORGANIC FILTRATION DEPOSITS

#14
20210331095
2021-10-28

FILTER

#15
20210308496
2021-10-07

RESPIRATORY MASK

#16
20210179501
2021-06-17

Methods of making honeycomb bodies having inorganic filtration deposits

#17
20200179832
2020-06-11

FILTER CARTRIDGE

#18
20200176145
2020-06-04

Apparatus and Methods for Treatment of Radioactive Organic Waste

#19
20200046903
2020-02-13

Titanum filter for syringes and its manufacturing method

#20
20190186320
2019-06-20

Internal combustion engine

#21
20190184368
2019-06-20

FILTERING MEDIUM FOR FLUID PURIFICATION

#22
20190184058
2019-06-20

Porous Metal Devices

#23
20190122779
2019-04-25

Methods for treatment of radioactive organic waste

#24
20180290094
2018-10-11

Gas-solids separation system having a partitioned solids transfer conduit

#25
20180280848
2018-10-04

Filter, filter device, and method of use

#26
20180001236
2018-01-04

Filter element and method of manufacturing a filter element

#27
20170239726
2017-08-24

POROUS DEVICES MADE BY LASER ADDITIVE MANUFACTURING

#28
20170165591
2017-06-15

Chromatography filter

#29
20170080370
2017-03-23

Filter System and Filter Element Having a Glass Fiber Filter Medium and a Sintered Body

#30
20160379727
2016-12-29

APPARATUS AND METHODS FOR TREATMENT OF RADIOACTIVE ORGANIC WASTE

#31
20160256807
2016-09-08

Powder sintered metallic porous body, filter element and method for improving permeability thereof

#32
20160220933
2016-08-04

Sintered Fe—Al based porous alloy material with high-temperature oxidization resistance and filtering elements

#33
20150367262
2015-12-24

SEEPAGE FILTER AND METHOD OF MANUFACTURING THE SAME

#34
20150352469
2015-12-10

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

#35
20150321925
2015-11-12

PROCESS FOR REMOVING HYDROCARBONS FROM A BODY OF WATER BY MEANS OF SELECTIVE PERMEATION, AND RELATIVE APPARATUS

#36
20140034576
2014-02-06

Filtering medium for fluid purification

#37
20130140250
2013-06-06

Iron copper compositions for fluid purification

#38
20130112611
2013-05-09

Disc shaped filter element

#39
20130056428
2013-03-07

Fluid purification media and systems and methods of using same

#40
20120211411
2012-08-23

Extended Area Filter

#41
20120183799
2012-07-19

Sinter bonded porous metallic coatings

#42
20110278242
2011-11-17

Fluid purification media and systems and methods of using same

#43
20110192127
2011-08-11

STAINLESS STEEL FOR FILTER APPLICATIONS

#44
20100287897
2010-11-18

Receptacle filter for charging hydrogen

#45
20100098872
2010-04-22

MULTILAYERED MEMBRANE AND THE METHOD OF PRODUCING THE MEMBRANE

#46
20100050580
2010-03-04

Apparatus for filtering gases and method of manufacturing same

#47
20100038809
2010-02-18

APPARATUS AND METHOD OF PRODUCING POROUS MEMBRANES

#48
20090038280
2009-02-12

Stainless Steel For Filter Applications

#49
20090016923
2009-01-15

Method for manufacturing at least one area of a filter structure, in particular for a particulate filter in the exhaust gas system of an internal combustion engine

#50
20080276585
2008-11-13

Filtration plate for a particle filter

#51
20080149571
2008-06-26

Porous sintered composite materials

#52
20080106853
2008-05-08

Process for Producing Porous Sintered Metal

#53
20080081007
2008-04-03

Sinter bonded porous metallic coatings

#54
20080038139
2008-02-14

Titanium powder sintered compact

#55
20070220871
2007-09-27

Method and apparatus for filtration of a two-stroke engine exhaust

#56
20070138708
2007-06-21

Method for producing filter used in gas generating apparatus of car airbag

#57
20070095738
2007-05-03

Powdered metal magnetic filter and method for manufacturing same

#58
20070039299
2007-02-22

Porous sintered composite materials

#59
20070020156
2007-01-25

Device for cleaning gas mixtures, and method for producing it

#60
20060273005
2006-12-07

Porous structures and methods for forming porous structures

#61
20060266699
2006-11-30

Titanium powder sintered compact

#62
20060266698
2006-11-30

Titanium powder sintered compact

#63
20060266697
2006-11-30

Titanium powder sintered compact

#64
20050252846
2005-11-17

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

#65
20050218057
2005-10-06

Filter plate assembly

#66
20050118051
2005-06-02

Porous material and method for producing porous material

#67
20050092669
2005-05-05

Filter cartridge and process for the production thereof

#68
20050035052
2005-02-17

Method of making extended area filter

#69
20050035051
2005-02-17

Extended area filter

#70
20050005598
2005-01-13

Filter body for particle filter

#71
18637026
2025-02-25

Apparatus for a chlorination method to recycle metal elements in lithium batteries

#72
17359743
2022-03-08

Direct biochar cooling methods and systems