ClassID:

28958

B01D25/284 - CPC Classification

Classification description:

Filters formed by clamping together several filtering elements or parts of such elements; Leaching or washing filter cakes in the filter handling the filter cake for purposes other than regenerating for drying by gases or by heating

Recent Application in this class:
#1
20250153076
2025-05-15

FILTER APPARATUS AND FILTERING METHOD

#2
20240091679
2024-03-21

MECHANICAL DEMOISTURIZING OF PARTIALLY-DECOMPOSED ORGANIC MATERIAL

#3
20240091678
2024-03-21

MECHANICAL DEMOISTURIZING OF PARTIALLY-DECOMPOSED ORGANIC MATERIAL

#4
20210252432
2021-08-19

FILTER PLATE ASSEMBLY FOR FILTER

#5
20200330903
2020-10-22

METHOD FOR OPERATING A FILTER PRESS AND A FILTER PRESS

#6
20200138067
2020-05-07

PROCESS OF VALORIZATION OF TOMATO POMACE

#7
20200048132
2020-02-13

Electromagnetic-force-based dewatering for sewage sludge reduction

#8
20190151783
2019-05-23

Horizontal pressure filter with washing liquid recovery, and a filter system, a method for operating and a computer program product related thereto

#9
20190099699
2019-04-04

Filter plate assembly for filter

#10
20180346363
2018-12-06

Electromagnetic-force-based dewatering for sewage sludge reduction

#11
20160206976
2016-07-21

Filter-Press with Integrated RF Heating

#12
20160107105
2016-04-21

DEWATERING OF DRILLING MUD USING A FILTER PRESS

#13
20150360149
2015-12-17

Method for air drying a filter cake and filter plate

#14
20150336032
2015-11-26

Filter plate assembly for filter

#15
20150114914
2015-04-30

Method for filtering a suspension and recess plate

#16
20140110355
2014-04-24

Filter press with side feed ports

#17
20130253248
2013-09-26

Method for isolation of nanomaterials

#18
20130240428
2013-09-19

Filter plate assembly for filter

#19
20120285871
2012-11-15

Filter plate comprising a temperature control body and filter cartridge comprising such a filter plate

#20
20110297625
2011-12-08

Filter plate assembly for filter

#21
20110203999
2011-08-25

Dewatering of drilling mud using a filter press

#22
20100219140
2010-09-02

Filter press with improved plate assembly and method of filtering

#23
20100116755
2010-05-13

Filter press with integrated radio frequency heating

#24
20100096341
2010-04-22

Pressure filter apparatus and method using interstitial expanding gas

#25
20090308817
2009-12-17

Method and device for dewatering and drying solid or liquid mixtures

#26
20090211990
2009-08-27

Filter plate assembly for filter

#27
20080277330
2008-11-13

Device and Method For Thermally Drying Filter Cakes in Diaphragm-Filter Presses

#28
20080264879
2008-10-30

Filter plate assembly for filter

#29
20080087593
2008-04-17

Heatable and Coolable Filter Plate

#30
20070256984
2007-11-08

High Efficiency Slurry Filtration Apparatus and Method

#31
20070125693
2007-06-07

Filter presses

#32
20060032805
2006-02-16

Heating plate for vacuum filter press

#33
20050274660
2005-12-15

Filtration apparatus operating features

#34
20050199559
2005-09-15

Filter plate assembly for filter