ClassID:

29220

B01D33/04 - CPC Classification

Classification description:

Filters with filtering elements which move during the filtering operation with filtering bands or the like supported on cylinders which are impervious for filtering

Sub-classes:
Recent Application in this class:
#1
20260070830
2026-03-12

SLURRY TREATMENT APPARATUS

#2
20250262575
2025-08-21

Liquid Solid Separator Recirculation Systems

#3
20250214007
2025-07-03

LIQUID SOLID SEPARATOR WASH WATER SUPPLY SYSTEM

#4
20240325951
2024-10-03

METHOD OF FILTRATING LIQUID, AND FILTRATION APPARATUS FOR FILTRATING LIQUID

#5
20240316482
2024-09-26

ADJUSTABLE RECEPTACLES

#6
20240299869
2024-09-12

FILTRATION ARRANGEMENTS AND FILTRATION APPARATUS

#7
20220355224
2022-11-10

Method and apparatus for remediating drilling mud and treating drilling cuttings

#8
20220259246
2022-08-18

METHOD AND AN APPARATUS FOR WASHING A CRUDE LIGNIN, A SOLUBLE CARBOHYDRATE CONTAINING FRACTION, A SOLID FRACTION AND THEIR USE

#9
20220127178
2022-04-28

Filtration apparatus utilizing differential pressure over a filtering element

#10
20220080338
2022-03-17

Liquid solid separator wash water supply system

#11
20220080336
2022-03-17

LIQUID SOLID SEPARATOR RECIRCULATION SYSTEMS

#12
20210087094
2021-03-25

Dewatering apparatus, systems, and methods

#13
20200368651
2020-11-26

Optimization of rotary filters relative to risk of clogging a facility for pumping water from a natural site

#14
20200129894
2020-04-30

Adjustable receptacles

#15
20200109074
2020-04-09

Feedback loop for sludge filtering

#16
20190375663
2019-12-12

Combined dehydration device

#17
20190232204
2019-08-01

Device for treating an effluent and method for treating an effluent

#18
20190232201
2019-08-01

Self-Contained Water and Oil Separator

#19
20180361281
2018-12-20

A Dewatering Device and a Tensioning Apparatus for a Belt Conveyor

#20
20180326330
2018-11-15

Method and apparatus for remediating drilling mud and treating drilling cuttings

#21
20180148467
2018-05-31

Method and an apparatus for washing a crude lignin, a soluble carbohydrate containing fraction, a solid fraction and their use

#22
20180111068
2018-04-26

Detachable wear strip for use in the vacuum belt filter device

#23
20180104626
2018-04-19

Method for constructing a vacuum belt filter device and vacuum belt filter device

#24
20180072516
2018-03-15

Transfer systems for receiving and conveying material

#25
20180071662
2018-03-15

Systems and methods for processing earthen slurries

#26
20170246564
2017-08-31

Waste screening apparatus

#27
20170232368
2017-08-17

LOW ENERGY CONSUMPTION BELT FILTER CLEANING SYSTEM

#28
20170216743
2017-08-03

FILTRATION DEVICE, FILTRATION METHOD AND FILTRATION FILTER

#29
20170189836
2017-07-06

Support structure for fluid treatment systems having belted filtration systems

#30
20170136393
2017-05-18

SUPPORT STRUCTURE FOR FLUID TREATMENT SYSTEMS HAVING BELTED FILTRATION SYSTEMS

#31
20170113163
2017-04-27

Self-contained water and oil separator

#32
20170072345
2017-03-16

METHOD AND APPARATUS FOR CLEANING A ROTATING BELT SIEVE

#33
20170001219
2017-01-05

Sieving apparatus and method of using same

#34
20160250570
2016-09-01

FEED CONDITIONING AUTOMATION

#35
20160114268
2016-04-28

Continuous belt screen

#36
20150182889
2015-07-02

Enhanced momentum cleaning device for rotating belt screens and filters

#37
20150157965
2015-06-11

Compartmentally expandable rotating belt filter for energy use reduction

#38
20150119496
2015-04-30

Method of producing wet master batch, wet master batch, rubber composition, and solid-liquid separating and dehydrating apparatus for wet master batch production

#39
20150114899
2015-04-30

Sieve Device for Separating and Removing Impurities from Sewage

#40
20150060341
2015-03-05

Liquid solid separator

#41
20150023752
2015-01-22

Chip disposal device of machine tool

#42
20140374337
2014-12-25

Conveyor belt filter device

#43
20140367320
2014-12-18

Sludge condensing machine

#44
20140311964
2014-10-23

Adjustable vacuum pan assemblies for belt filters

#45
20140151129
2014-06-05

Sieve cloth and method of using same

#46
20140131114
2014-05-15

Sieve cloth and method of using same

#47
20140116933
2014-05-01

Fluid filter with magnetic particle attraction

#48
20140009303
2014-01-09

Method for monitoring the integrity of a sieve device and apparatus for practice of the method

#49
20130213904
2013-08-22

INDUSTRIAL SEPARATOR AND DEWATERING PLANT

#50
20130199973
2013-08-08

Filter device for separating a mixture of solid substance and a liquid

#51
20130199972
2013-08-08

Filtration device

#52
20120285326
2012-11-15

Gypsum dewatering device for desulfurization facility

#53
20120255892
2012-10-11

MODULAR FILTER ASSEMBLY

#54
20120175294
2012-07-12

Apparatus for filtering sewage and wastewater

#55
20120103893
2012-05-03

Method and apparatus for separating particles from a liquid

#56
20110284474
2011-11-24

Screening device for supplying water to an industrial installation

#57
20110266212
2011-11-03

HORIZONTAL BELT FILTER

#58
20110139703
2011-06-16

Screening grid

#59
20110132832
2011-06-09

Horizontal belt vacuum filter with overhead fluid removal

#60
20110132831
2011-06-09

HORIZONTAL BELT VACUUM FILTER WITH OVERHEAD FLUID REMOVAL

#61
20110108476
2011-05-12

WATER SCREEN BELT MODULE

#62
20110094974
2011-04-28

Method and device for cleaning filter cloths of filter press dewaterer

#63
20110089122
2011-04-21

Liquid removal apparatus with moving transport deck for filter belt

#64
20110042292
2011-02-24

Belt filter apparatus

#65
20110005985
2011-01-13

Device for treating cooling lubricants

#66
20100270243
2010-10-28

METHOD AND SYSTEM FOR PARTICLE REDUCTION

#67
20100224574
2010-09-09

Method and apparatus for separating particles from a liquid

#68
20100200520
2010-08-12

Method and a Device for the Dewatering of a Fibre Suspension in a Vertical Elongate Container Formed of Two Endless Wire Bands

#69
20100147772
2010-06-17

Screen blockage measurement and flow performance optimization system

#70
20100089816
2010-04-15

LIQUID FILTER APPARATUS

#71
20100058589
2010-03-11

Structured material web having a multi-dimensional structure, and method for the production thereof

#72
20090314722
2009-12-24

Screen blockage measurement and flow performance optimization system

#73
20090314721
2009-12-24

Horizontal belt filter with vacuum pan alignment

#74
20090242469
2009-10-01

Filter Assembly for Cleaning Fluids by Way of an Indexing Cloth Filter

#75
20090200248
2009-08-13

Belt Filter Apparatus

#76
20090107931
2009-04-30

Fluid treatment and method and use of same

#77
20090083931
2009-04-02

Spray cleaning apparatus for caul screens

#78
20090071893
2009-03-19

Bandscreen

#79
20080185345
2008-08-07

METHOD AND APPARATUS TO CLEAN PARTICULATE MATTER FROM A TOXIC FLUID

#80
20080110838
2008-05-15

Belt press apparatus and method for high solids capture and high solids content

#81
20080083665
2008-04-10

Water screen system with compressible boot seal

#82
20080061011
2008-03-13

Filter with resuspension of solids

#83
20070210013
2007-09-13

Filter apparatus and method with simplified filter belt indexing and sealing

#84
20070051672
2007-03-08

Filter arrangement

#85
20070029168
2007-02-08

Grease and oil skimmer and method of use thereof

#86
20060185967
2006-08-24

Screen belt and modules

#87
20060131227
2006-06-22

Filtration system and seal assembly

#88
20060054571
2006-03-16

Continuous loop filter media and method of filtering particulate

#89
20060049112
2006-03-09

Coolant fluid cleaning method, system, and apparatus

#90
20050230294
2005-10-20

Center flow perforated plate filter

#91
20050178734
2005-08-18

Filter for use in closed vessels allowing the use of filter media which can be renewed without opening the vessel, and method of using same

#92
20050082234
2005-04-21

Device and method for siezing,sizing, sifting, filtering or sorting substances

#93
20050067355
2005-03-31

Apparatus for concentrating sludge

#94
15853274
2020-01-28

Skimming apparatus

#95
15411121
2019-02-19

Mobile wet waste separator

#96
15095493
2018-07-17

Wet dust extractor with a separator for dewatering particulate matter suspended in water

#97
15010274
2017-12-26

Skimming apparatus

#98
14034155
2016-02-02

Skimming apparatus