ClassID:

29096

B01D29/46 - CPC Classification

Classification description:

Other filters with filtering elements stationary during filtration, e.g. pressure or suction filters, or filtering elements therefor; Edge filtering elements, i.e. using contiguous impervious surfaces of flat, stacked bodies

Recent Application in this class:
#1
20250122769
2025-04-17

Suction Device for Drilling Mud

#2
20250050250
2025-02-13

WATER PURIFICATION SYSTEM AND METHOD

#3
20230102465
2023-03-30

RECIPROCATING LAMINATION SPIRAL SOLID-LIQUID SEPARATOR

#4
20220401857
2022-12-22

OIL FILTER COMPRISING A HYDRAULIC RESISTANCE

#5
20220203273
2022-06-30

MULTI-SHAFT LAMINATED SPIRAL SOLID-LIQUID SEPARATOR

#6
20220203272
2022-06-30

Tangential flow filtration module and tangential flow filtration assembly

#7
20220064044
2022-03-03

Solid-liquid separation device

#8
20220062801
2022-03-03

SEPARATING DEVICE AND USE OF A SEPARATING DEVICE

#9
20220054984
2022-02-24

Stacked-plate filters, filter plates, and methods for a stacked-plate filter

#10
20220049585
2022-02-17

SEPARATING DEVICE AND USE OF A SEPARATING DEVICE

#11
20210354059
2021-11-18

FLUID FILTRATION APPARATUSES, SYSTEMS, AND METHODS

#12
20210332687
2021-10-28

SEPARATING DEVICE AND USE OF A SEPARATING DEVICE

#13
20210253462
2021-08-19

Multi plate screw press sludge dewatering machine

#14
20210220762
2021-07-22

Self cleaning disc filter apparatus

#15
20200254368
2020-08-13

METHOD FOR UNCLOGGING AN EXTRUDER

#16
20200215466
2020-07-09

Apparatus and system for filtrating liquid

#17
20200122063
2020-04-23

Filter panel with macro, micro and nano structures

#18
20200078712
2020-03-12

Filter element and filter module comprising same

#19
20200062517
2020-02-27

Filter moving device

#20
20190022562
2019-01-24

Oil filter comprising a hydraulic resistance

#21
20180346362
2018-12-06

Multi plate screw press sludge dewatering machine

#22
20180345180
2018-12-06

Boundary layer modification in closely-spaced passages

#23
20180161705
2018-06-14

STACKED-PLATE FILTER AND A METHOD OF USE

#24
20180093210
2018-04-05

DISK FILTER AND METHOD FOR THE MANUFACTURE THEREOF

#25
20170282099
2017-10-05

Free-Fraction Filtration device And Control Method Thereof

#26
20170173504
2017-06-22

Air flow enhanced self-cleaning disc filter apparatus

#27
20170043548
2017-02-16

Screw press with filter plates

#28
20170008781
2017-01-12

Deionizing fluid filter devices and methods of use

#29
20160236120
2016-08-18

Three dimensional filter devices and apparatuses

#30
20160227637
2016-08-04

Filter and target supply apparatus

#31
20160144304
2016-05-26

Device for concentrating a fluid mixture comprising both liquid and solid parts

#32
20160130165
2016-05-12

Ballast water treatment system

#33
20150306527
2015-10-29

Directed hydroburst system for cleaning flat screens

#34
20150144546
2015-05-28

Disk filter and filter disk used for same

#35
20150122723
2015-05-07

Disc filter including disc cleaning assembly

#36
20150021257
2015-01-22

Static filter screen

#37
20140224136
2014-08-14

Plate press system and process

#38
20140047664
2014-02-20

Directed hydroburst system for cleaning flat screens

#39
20140008290
2014-01-09

Filtration filter and production method therefor

#40
20130264264
2013-10-10

Twin screw extruder press for solid/fluid separation

#41
20130213901
2013-08-22

DUAL SURFACE TEXTURED FILTRATION DEVICE & PROCESS

#42
20130062268
2013-03-14

Solid-liquid separation device

#43
20130061421
2013-03-14

Directed hydroburst system for cleaning flat screens

#44
20130008848
2013-01-10

FILTER COMPRISING STACKABLE FILTER WAFERS WITH FILTERING CHANNELS ON OPPOSING SIDES OF THE WAFERS

#45
20120279915
2012-11-08

Filter apparatus and method of use

#46
20120211441
2012-08-23

Surface purveyed filtration process

#47
20120138521
2012-06-07

Plastic Filters of Irrigation Systems

#48
20120125601
2012-05-24

Separating device for tubular flow-through devices

#49
20120097598
2012-04-26

Sequential filter pack for fluids

#50
20110089100
2011-04-21

SELF CLEANING FILTER FOR LIQUIDS

#51
20110056526
2011-03-10

Method of cleaning a filter

#52
20110006018
2011-01-13

HIGH VISCOSITY FLUID FILTERING SYSTEM

#53
20100213109
2010-08-26

REVERSE-FLOW SELF-RINSING FLUID FILTERS

#54
20100140183
2010-06-10

Liquid filtering system and its automatic cleaning procedure

#55
20090184064
2009-07-23

SCALABLE IMMERSED-FILTRATION METHOD AND APPARATUS

#56
20090120866
2009-05-14

Self-cleaning filter for agricultural irrigation water

#57
20090026124
2009-01-29

Stack-disk filter cartridge

#58
20080308485
2008-12-18

Self-adjusting minimum load filter cartridge and bypass valve

#59
20080272068
2008-11-06

Surface purveyed filtration device

#60
20080210620
2008-09-04

Device for treating fluids, especially waste water, comprising a stack of disks

#61
20080173580
2008-07-24

Liquid Filter System

#62
20080073298
2008-03-27

Filter having opposing parallel planes of wedge wires

#63
20070119313
2007-05-31

Apparatus for filtering volume-reduced gel-state polystyrene resin

#64
20070095742
2007-05-03

Disc filtration system with improved backwashing

#65
20070029249
2007-02-08

Reverse flow spin-cleaning liquid filters

#66
20070017549
2007-01-25

Valveless intake screen airburst system

#67
20060201873
2006-09-14

Concentric C-shaped filter and screen topology

#68
20060151363
2006-07-13

Modular disc filter with integrated and automated self-flushing operator

#69
20060144768
2006-07-06

Filtrate immersed activation assembly for disk filters

#70
20060037905
2006-02-23

Solid-liquid separator

#71
20060032200
2006-02-16

Screen for gases

#72
20050178704
2005-08-18

Self-cleaning filter apparatus

#73
20050121400
2005-06-09

Multiple parallel layer filter and filtration method

#74
20050072726
2005-04-07

Filter for phase separation