Patents-Review.com
ClassID:

29419 ⎘

B01D41/04 - CPC Classification

Classification description:

Regeneration of the filtering material or filter elements outside the filter for liquid or gaseous fluids of rigid self-supporting filtering material

Recent Application in this class:
#1
20260138070
2026-05-21

AIR FILTER CLEANING DEVICE

 #2
20260042038
2026-02-12

Portable Filter Cleaning System And Method Of Cleaning A Filter

 #3
20250314005
2025-10-09

LAUNDRY WASHING MACHINE HAVING A MICROPARTICLES FILTER DEVICE PROVIDED WITH A CLEANING DEVICE AND METHOD FOR REMOVING THE CLEANING DEVICE

 #4
20250249387
2025-08-07

Filter Cleaning System

 #5
20250242284
2025-07-31

SYSTEM AND METHODS FOR A FILTER WASHING STATION

 #6
20250235901
2025-07-24

PEROXYFORMIC ACID COMPOSITIONS FOR MEMBRANE FILTRATION CLEANING

 #7
20250235817
2025-07-24

HVAC System Air Filter

 #8
20250196197
2025-06-19

APPARATUS AND METHOD FOR CLEANING FILTER PLATES

 #9
20250144551
2025-05-08

Filter Cleaning System

 #10
20250041904
2025-02-06

Debris Clearing System And Method

 #11
20250001340
2025-01-02

CERAMIC FILTER AND CONTAINER FOR LIQUIDS COMPRISING SAID CERAMIC FILTER

 #12
20240390825
2024-11-28

METHODS AND SYSTEMS FOR DEWATERING SOLID PARTICLES IN A CONTAMINATED LIQUID MIXTURE

 #13
20240383016
2024-11-21

POOL FILTER CLEANING SYSTEM AND RELATED METHO

 #14
20240359120
2024-10-31

Apparatus and Method for Cleaning Metal Filter

 #15
20240307807
2024-09-19

CLEANING FRAME FOR WASTE GAS PURIFICATION APPARATUS

 #16
20240139674
2024-05-02

HVAC system air filter

 #17
20240058844
2024-02-22

Debris clearing system and method

 #18
20240050875
2024-02-15

Portable Filter Cleaning System And Method Of Cleaning A Filter

 #19
20240042357
2024-02-08

FILTER CLEANING DEVICE

 #20
20230347269
2023-11-02

Cleaning device and method for cleaning a filter arrangement

 #21
20230321563
2023-10-12

Portable Pool Filter Cleaning System And Method Of Cleaning A Pool Filter

 #22
20230158427
2023-05-25

GARMENT CARE APPARATUS AND CONTROL METHOD THEREFOR

 #23
20230147871
2023-05-11

Portable air filter cleaning devices and methods of use

 #24
20230001346
2023-01-05

AIR TREATMENT DEVICE

 #25
20230001335
2023-01-05

Methods and systems for dewatering solid particles in a contaminated liquid mixture

 #26
20220370943
2022-11-24

HVAC home air filter

 #27
20220370932
2022-11-24

Portable pool filter cleaning system and method of cleaning a pool filter

 #28
20220356825
2022-11-10

COMPOSITION FOR CLEANING DPF FILTERS FOR DIESEL ENGINE EXHAUST GASES AND METHOD FOR CLEANING THE SAME

 #29
20220297047
2022-09-22

HVAC Home Air Filter

 #30
20220266176
2022-08-25

OIL FILTER

 #31
20220193590
2022-06-23

Apparatus and method for cleaning filter cartridges

 #32
20220184535
2022-06-16

Inline-type strainer

 #33
20220174917
2022-06-09

WATERCRAFT AND METHOD FOR THE PRODUCTION OF AQUATIC ORGANISMS

 #34
20220154610
2022-05-19

Internal combustion engine exhaust modification system

 #35
20220152542
2022-05-19

HVAC home air filter

 #36
20220111321
2022-04-14

AIR FILTER CLEANING DEVICE AND PARTS AND METHODS OF USE THEREOF

 #37
20220111319
2022-04-14

Tailing pond remediation

 #38
20220047988
2022-02-17

HVAC SYSTEM AIR FILTER

 #39
20210387124
2021-12-16

Apparatus and method for cleaning metal filter

 #40
20210370357
2021-12-02

Peroxyformic acid compositions for membrane filtration cleaning

 #41
20210275949
2021-09-09

Systems and methods for fluid monitoring and content control in industrial fluid systems

 #42
20200316532
2020-10-08

FILTER MEDIA

 #43
20200276620
2020-09-03

Peroxyformic acid compositions for membrane filtration cleaning

 #44
20200261838
2020-08-20

Systems and methods for cleaning particulate filters

 #45
20200261829
2020-08-20

Oil filter

 #46
20200230539
2020-07-23

HVAC home air filter

 #47
20200215586
2020-07-09

Filter cleaning method and filter cleaning apparatus

 #48
20200208039
2020-07-02

Urea Hydrochloride Compositions and Associated Methods

 #49
20200197989
2020-06-25

Flush Station

 #50
20200016523
2020-01-16

HVAC home air filter

 #51
20190381435
2019-12-19

Air filter cleaning device and parts and methods of use thereof

 #52
20190374895
2019-12-12

AIR FILTRATION

 #53
20190358568
2019-11-28

Method for concentrating solids and removing solids from a filter medium

 #54
20190344205
2019-11-14

Swimming pool filter cartridge washer

 #55
20190336910
2019-11-07

HVAC system air filter

 #56
20190321762
2019-10-24

Portable air filter cleaning devices and methods of use

 #57
20190314748
2019-10-17

Easily shipped and installed filter and filter house

 #58
20190313871
2019-10-17

FILTER CLEANING MECHANISM

 #59
20190232341
2019-08-01

Method of cleaning naturally occurring radioactive materials from filtration socks

 #60
20190224601
2019-07-25

Dust-handling device for collecting and handling dust in a paper-making environment

 #61
20190054404
2019-02-21

Tailing pond remediation

 #62
20180318731
2018-11-08

Plate for a filter press, filter press, use of the filter press and method for cleaning the filter press

 #63
20180290088
2018-10-11

SELF-SUPPORTING INDUSTRIAL AIR FILTER

 #64
20180258820
2018-09-13

Microwave irradiation device, exhaust purification apparatus, automobile and management system

 #65
20180236382
2018-08-23

Oil filter

 #66
20180193789
2018-07-12

Method and System for Removing Retentate from Filters

 #67
20180128137
2018-05-10

Diesel particulate filter cleaning machine with filter cleaning time prediction

 #68
20180117516
2018-05-03

Air compressor dryer filter

 #69
20180078889
2018-03-22

METHOD FOR THE QUALITY IMPROVEMENT OF A GAS-PERMEABLE OBJECT REMOVED FROM AN EXHAUST GAS SYSTEM OF AN INTERNAL COMBUSTION ENGINE AND AN APPARATUS THEREFOR

 #70
20170370257
2017-12-28

APPARATUS AND METHODS FOR CLEANING AND MAINTENANCE OF DIESEL EXHAUST FILTERS AND DIESEL PARTICULATE MATTER

 #71
20170349809
2017-12-07

Urea hydrochloride compositions and associated methods

 #72
20170292931
2017-10-12

Membrane washing apparatus

 #73
20170282103
2017-10-05

Diatomaceous earth filter cleaner

 #74
20170225106
2017-08-10

REUSABLE FILTER AND CLEANING SYSTEM

 #75
20170211440
2017-07-27

Diesel exhaust particulate collectors

 #76
20170173642
2017-06-22

Peroxyformic acid compositions for membrane filtration cleaning

 #77
20170151525
2017-06-01

NON-INVASIVE PNEUMATIC FILTER CLEANING APPARATUS AND METHOD

 #78
20170072344
2017-03-16

METHODS AND SYSTEMS FOR DEWATERING SOLID PARTICLES IN A CONTAMINATED LIQUID MIXTURE

 #79
20170036148
2017-02-09

Diesel particle filter cleaning method and apparatus

 #80
20170021298
2017-01-26

HVAC home air filter

 #81
20160363031
2016-12-15

Method for measuring catalytic reactivity in diagnosing a gas-permeable object, and apparatus therefor

 #82
20160339371
2016-11-24

FLUID FILTER

 #83
20160317963
2016-11-03

HVAC home air filter

 #84
20160280046
2016-09-29

Cabin air filter

 #85
20160279562
2016-09-29

HVAC system air filter

 #86
20160264844
2016-09-15

Urea hydrochloride compositions

 #87
20160136557
2016-05-19

Filter retentate removal system and method

 #88
20160107200
2016-04-21

Air filter ultrasonic cleaning systems and the methods of using the same

 #89
20150321925
2015-11-12

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

 #90
20150273373
2015-10-01

METHOD FOR REGENERATING FILTERS, PARTICULARLY FOR PARTICULATE FILTERS OF THE FAP OR DPF TYPE, WITH OR WITHOUT SECTIONS WITH CATALYSTS, AND APPARATUS FOR PERFORMING THE METHOD

 #91
20150252758
2015-09-10

Non-invasive pneumatic filter cleaning apparatus and method

 #92
20150251117
2015-09-10

Apparatus and system for cleaning a filter

 #93
20150240185
2015-08-27

Process for regenerating filter aid used in a winterization process

 #94
20150231544
2015-08-20

Method and system for removing retentate from filters

 #95
20150174516
2015-06-25

Apparatus and method for cleaning air filters

 #96
20150119310
2015-04-30

Urea hydrochloride compositions

 #97
20150068987
2015-03-12

FILTRATION SYSTEMS FOR FAUCETS

 #98
20140251387
2014-09-11

Method and apparatus for cleaning a filter

 #99
20140131293
2014-05-15

Systems and methods for conditioning a filter assembly

 #100
20140131278
2014-05-15

Systems and methods for conditioning a filter assembly

 #101
20140130296
2014-05-15

Apparatus and method for cleaning air filters

 #102
20140116471
2014-05-01

Device and method for cleaning bag filters

 #103
20140069874
2014-03-13

Method of filtering a liquid with a filter assembly having a primary and a secondary filter

 #104
20140053865
2014-02-27

Exhaust component cleaning and requalification process

 #105
20130199566
2013-08-08

METHOD AND DEVICE FOR CLEANING FILTERS

 #106
20130056035
2013-03-07

METHOD AND ARRANGEMENT FOR CLEANING ONE OR MORE AIR FILTERS

 #107
20130037061
2013-02-14

Apparatus and method for cleaning air filters

 #108
20120298145
2012-11-29

Air filter reconditioning apparatus and method

 #109
20120266918
2012-10-25

METHOD FOR CLEANING OF PARTICLE FILTERS

 #110
20120260954
2012-10-18

AIR FILTER CLEANER

 #111
20120216369
2012-08-30

Assembly for Cleaning with Focused High Pressure Air

 #112
20120138093
2012-06-07

Method and system for removing retentate from filters

 #113
20120111370
2012-05-10

Cleaning a vehicle exhaust filter

 #114
20120055865
2012-03-08

CLEANING METHOD AND SYSTEM

 #115
20120024316
2012-02-02

SUCTION CUP FOR A MOBILE CLEANING DEVICE AND A MOBILE SUCTION SYSTEM WITH SUCH A SUCTION CUP

 #116
20110308543
2011-12-22

Method for cleaning porous metallic filters using a steam-ultrasonic technique

 #117
20110113994
2011-05-19

DEVICE FOR CLEANING OF AIR FILTERS

 #118
20110094974
2011-04-28

Method and device for cleaning filter cloths of filter press dewaterer

 #119
20110079255
2011-04-07

Cleaning exhaust screens in a manufacturing process

 #120
20110005176
2011-01-13

Portable apparatus for cleaning air filters

 #121
20110000506
2011-01-06

Radial flow filter with traveling spray device

 #122
20100300494
2010-12-02

FILTER CARTRIDGE, AND DEVICE AND METHOD FOR CLEANING A FILTER CARTRIDGE

 #123
20100288686
2010-11-18

Pool filter cleaner

 #124
20100258147
2010-10-14

FILTER CLEANING APPARATUS AND FILTER CLEANING METHOD

 #125
20100237012
2010-09-23

Method for cleaning filter membranes

 #126
20100236268
2010-09-23

Air conditioner

 #127
20100204077
2010-08-12

Method for cleaning processing equipment selected from the group consisting of filters

 #128
20100088844
2010-04-15

APPARATUS FOR CLEANING CYLINDRICAL AIR FILTERS

 #129
20100071723
2010-03-25

Reusable filter and regeneration station

 #130
20100037926
2010-02-18

Filter flosser

 #131
20100037423
2010-02-18

Apparatus for Cleaning Exhaust Aftertreatment Devices and Methods

 #132
20090320880
2009-12-31

METHOD AND SYSTEM FOR CLEANING FILTERS

 #133
20090293716
2009-12-03

METHOD AND APPARATUS FOR CLEANING FILTERS

 #134
20090101184
2009-04-23

Spa filter cleaning device

 #135
20090056753
2009-03-05

Device for cleaning a filter element

 #136
20090056288
2009-03-05

Method and apparatus for cleaning diesel particulate filters and for diagnosing damage thereto

 #137
20090044523
2009-02-19

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

 #138
20090026084
2009-01-29

Filter wash for chloralkali process

 #139
20090000259
2009-01-01

Portable apparatus for cleaning air filters

 #140
20080295690
2008-12-04

Diesel particulate filter pulse cleaner flow director system and method

 #141
20080229564
2008-09-25

Method of Regenerating Filter Fabric and Regenerated Filter Fabric

 #142
20080216468
2008-09-11

Method and apparatus for regenerating engine exhaust filters

 #143
20080184679
2008-08-07

Particulate removal tool

 #144
20080178413
2008-07-31

Apparatus for cleaning exhaust aftertreatment devices and methods

 #145
20080127993
2008-06-05

Filter Regeneration Using Plasma

 #146
20080110478
2008-05-15

FILTER CLEANING APPARATUS CAPABLE OF CLEANING A FILTER WITHOUT DISMANTLING FILTER

 #147
20080083334
2008-04-10

Method and system for removing ash from a filter

 #148
20080006290
2008-01-10

Fluidized bed apparatus and filter washing method for fluidized bed apparatus

 #149
20070266859
2007-11-22

Filter cleaning apparatus

 #150
20070246087
2007-10-25

Cartridge-filter cleaning machine

 #151
20070199882
2007-08-30

Methods and apparatus for cleaning screens used in solid/liquid separations in oilfield operations

 #152
20070157809
2007-07-12

Diesel particulate filter cleaning device and method

 #153
20070051390
2007-03-08

Cleaning filter components

 #154
20070044660
2007-03-01

Air filter dry cleaning system and method

 #155
20070034562
2007-02-15

Washing device for pleated cartridges and filter comprising said device

 #156
20060272999
2006-12-07

Method and apparatus for a water filter backflush

 #157
20060248864
2006-11-09

Apparatus for cleaning a diesel particulate filter with multiple filtration stages

 #158
20060243309
2006-11-02

Cylindrical element cleaning assemblies and related methods

 #159
20060201326
2006-09-14

Apparatus for cleaning exhaust aftertreatment devices and methods

 #160
20060162562
2006-07-27

Method and apparatus for regenerating engine exhaust filters

 #161
20060060544
2006-03-23

Pool filter cleaning device

 #162
20060005859
2006-01-12

Filter back-flushing and rinsing device

 #163
20060005858
2006-01-12

Filter back-flushing and rinsing device

 #164
20050132595
2005-06-23

Particulate trap cleaning system

 #165
20050056583
2005-03-17

Filtration device

 #166
20050034601
2005-02-17

Fluid filter cleaning apparatus

 #167
20050011357
2005-01-20

Method and system for flushing ash from a diesel particulate filter

 #168
18789434
2025-02-18

Water treatment system using reverse osmosis process for high salinity low temperature water

 #169
18759632
2026-03-03

Cartridge filter cleaning system and method

 #170
18654317
2024-09-17

Filter cleaning system

 #171
18506956
2024-07-02

Cartridge filter cleaning system and method

 #172
18417880
2024-06-25

Pool filter cleaning system and related method

 #173
18387637
2024-06-04

Filter cleaning system

 #174
17992677
2025-06-24

Pool filter cleaning machine

 #175
16389514
2021-10-19

Pollution control system