ClassID:

30677

B01D2273/20 - CPC Classification

Classification description:

Operation of filters specially adapted for separating dispersed particles from gases or vapours High temperature filtration

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
20260042076
2026-02-12

IN-SITU HOT FILTRATION FOR GAS-SOLID-SEPARATION IN CARBIDE-DERIVED CARBON PRODUCTION

#3
20250361449
2025-11-27

PARTICULATE REMOVAL SYSTEM FOR USE IN HYDROPROCESSING

#4
20250256255
2025-08-14

SYSTEM FOR THE NEUTRAL/NEGATIVE CO2 PRODUCTION OF SYNGAS FROM SOLID FUELS WITH HIGH HYDROGEN CONTENT FOR USES AT HIGH TEMPERATURE

#5
20250196207
2025-06-19

METHOD FOR RECYCLING LITHIUM BATTERIES

#6
20250186914
2025-06-12

PROTECTIVE INSULATIVE ENCLOSURES

#7
20250161858
2025-05-22

INLINE FILTRATION FOR STEAM APPLICATIONS

#8
20250084326
2025-03-13

DOWNDRAFT PLASMA GASIFIER

#9
20250046584
2025-02-06

APPARATUS WITH HEATED FILTER AND OPERATION METHOD OF THE SAME

#10
20240383749
2024-11-21

Synthesis gas production by reverse water gas shift reaction using carbon dioxide and pyrolysis-derived hydrogen

#11
20240360373
2024-10-31

METHOD AND SYSTEM FOR PRODUCING REFINED HYDROCARBONS AND SOLID COKE FROM WASTE PLASTICS

#12
20240352331
2024-10-24

METHOD AND SYSTEM FOR PRODUCING REFINED HYDROCARBONS AND SOLID COKE FROM WASTE PLASTICS

#13
20240226785
2024-07-11

HIGH PRESSURE FILTER APPARATUS WITH EXTERNAL SLEEVE AND RELATED METHODS

#14
20240131458
2024-04-25

HIGH PRESSURE FILTER APPARATUS WITH EXTERNAL SLEEVE AND RELATED METHODS

#15
20240035408
2024-02-01

Method for controlling an internal combustion engine including at least one exhaust-gas aftertreatment component having an electric heating element

#16
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

#17
20230151279
2023-05-18

PROCESS AND SYSTEM FOR PRODUCING A HYDROCARBON-CONTAINING AND HYDROGEN-CONTAINING GAS MIXTURE FROM PLASTIC

#18
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

#19
20220362746
2022-11-17

Integrated filter material and preparation method and application thereof

#20
20220305419
2022-09-29

MODULAR FILTER ELEMENT FOR HOT GAS FILTRATION

#21
20220233989
2022-07-28

Flame trap filter

#22
20220134268
2022-05-05

MODULAR FILTER ELEMENT AND COUPLING

#23
20210340451
2021-11-04

Method for gasifying carbon-containing material

#24
20200276529
2020-09-03

COMPOSITE CERAMIC FILTER MATERIAL FOR HIGH TEMPERATURE FLUE GAS DUST REMOVAL

#25
20200061513
2020-02-27

Apparatus and method for cleaning a stream

#26
20190366254
2019-12-05

Product gas filter

#27
20190232207
2019-08-01

Soot particle filter and method for operating a soot particle filter

#28
20190201830
2019-07-04

Membrane method processing system and process for high-concentration salt-containing organic waste liquid incineration exhaust gas

#29
20190168152
2019-06-06

High-temperature dust removal and filtering apparatus, high-temperature dust removal and filtering system, and continuous dust removal and filtering method

#30
20180193784
2018-07-12

High temperature filter assembly

#31
20170369801
2017-12-28

Method and apparatus for gasifying carbon-containing material

#32
20170341004
2017-11-30

FILTER ELEMENT AND METHOD FOR MAKING THE SAME

#33
20170320013
2017-11-09

CATALYZED FILTRATION MEDIA WITH HIGH SURFACE AREA MATERIAL AND METHOD FOR MAKING THE SAME

#34
20170312675
2017-11-02

Filter element

#35
20170216771
2017-08-03

Method for cleaning process off- or engine exhaust gas

#36
20160346415
2016-12-01

Autoclave sterilization cabinet

#37
20150182897
2015-07-02

Filter tube for high temperature gas-solid separation

#38
20130276628
2013-10-24

Gas treatment

#39
20130220132
2013-08-29

Door assembly for dust-collecting apparatus

#40
20130220125
2013-08-29

Hot gas filtration system and process for regenerating said system

#41
20130219841
2013-08-29

Dust-collecting systems and apparatuses

#42
20120318136
2012-12-20

HOT GAS FILTRATION MEDIA AND FILTERS

#43
20110277635
2011-11-17

METHOD FOR DISCHARGING THE DUST THAT OCCURS DURING OPERATION OF A DEDUSTING SYSTEM FOR RAW GAS

#44
20110183276
2011-07-28

DEVICE AND METHOD FOR THE DEGASSING OF DUSTS

#45
20110058990
2011-03-10

Ceramic filter element

#46
20110005913
2011-01-13

Pyrolytic gas generator

#47
20090301304
2009-12-10

Hot gas filtration fabrics with silica and flame resistant fibers

#48
20090199524
2009-08-13

AIR FILTRATION ARRANGEMENTS HAVING FLUTED MEDIA CONSTRUCTIONS AND METHODS

#49
20080286166
2008-11-20

Filter element

#50
20080155950
2008-07-03

Apparatus, system, and method for dispersing heat within a particulate filter

#51
20080083202
2008-04-10

Honeycomb unit and honeycomb structure

#52
20080010959
2008-01-17

Air filtration arrangements having fluted media constructions and methods

#53
20070169454
2007-07-26

Filtering member and method of manufacturing the same

#54
20070031304
2007-02-08

Filter candle

#55
20060254426
2006-11-16

High temperature nanofilter, system and method

#56
20060196359
2006-09-07

Air filtration arrangements having fluted media constructions and methods

#57
20050274095
2005-12-15

Filter for purifying air and keeping cleanly the ducts of a hot air system or central air exchanger

#58
20050217225
2005-10-06

Thermal regenerative granular-moving bed apparatus

#59
20050193889
2005-09-08

High strength and ultra-efficient oil coalescer

#60
20050183405
2005-08-25

Air filtration arrangements having fluted media construction and methods

#61
20050115888
2005-06-02

Filtration cartridges with metallic end members and method of manufacturing

#62
20050095178
2005-05-05

Filter element

#63
18637026
2025-02-25

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

#64
17564228
2023-04-25

Device and method of simultaneously removing flammable gases and nitrous oxide

#65
17359743
2022-03-08

Direct biochar cooling methods and systems