ClassID:

29139

B01D29/78 - CPC Classification

Classification description:

Other filters with filtering elements stationary during filtration, e.g. pressure or suction filters, or filtering elements therefor; Handling the filter cake in the filter for purposes other than for regenerating for washing

Recent Application in this class:
#1
20260035310
2026-02-05

PROCESS AND CIRCUIT FOR PRODUCING ENHANCED MANGANESE-ZINC FILTER CAKE COMPOSITIONS WITH REDUCED CHLORIDE CONCENTRATIONS

#2
20250214006
2025-07-03

FILTER CAKE SONICATION

#3
20240316480
2024-09-26

FILTRATION RECOVERY DEVICE AND FILTRATION RECOVERY METHOD

#4
20240075440
2024-03-07

COMBINATION CRYSTALLIZER, FILTER, WASHER, DRYER DEVICE

#5
20210394089
2021-12-23

Mechanical separation devices

#6
20210060457
2021-03-04

Filtration recovery device and filtration recovery method

#7
20200016544
2020-01-16

METHOD FOR WASHING HOLLOW FIBER MEMBRANE MODULE AND HOLLOW FIBER MEMBRANE FILTRATION DEVICE

#8
20190144959
2019-05-16

Animal skin substrate treatment method and apparatus

#9
20190001243
2019-01-03

Filter cleaning system and method

#10
20180126302
2018-05-10

Mechanical separation devices

#11
20170368555
2017-12-28

Multi-zoned paddle screen apparatus

#12
20170065912
2017-03-09

Filter cleaning system and method

#13
20160244349
2016-08-25

Production of ultra-high-density brines

#14
20160220928
2016-08-04

Filtration apparatus

#15
20130200006
2013-08-08

Filter cleaning system and method

#16
20130082011
2013-04-04

Device for separating a heterogeneous mixture of matter and method for cleaning a filter unit

#17
20090277847
2009-11-12

Filter device

#18
20090226840
2009-09-10

Filter cloth traveling type belt filter and production method of toner particles

#19
20080041793
2008-02-21

Plant for filtering substances

#20
20070199906
2007-08-30

Treatment Assembly for Solids Contained in Waste Water and Process Liquids

#21
20060283785
2006-12-21

Slurry filtration system and apparatus

#22
20060027509
2006-02-09

Hot-gas pressure-filter apparatus

#23
20050006318
2005-01-13

Hydraulic annular washing column, and process for separating solids from a suspension