ClassID:

29250

B01D33/39 - CPC Classification

Classification description:

Filters with filtering elements which move during the filtering operation with multiple filtering elements characterised by their mutual disposition in parallel connection concentrically or coaxially

Recent Application in this class:
#1
20260091330
2026-04-02

FILTER BAG AND FILTER MODULE FOR A ROTARY DISK FILTER AND ROTARY DISK FILTER

#2
20230356120
2023-11-09

FILTER BAG AND FILTER MODULE FOR A ROTARY DISK FILTER AND ROTARY DISK FILTER

#3
20230338880
2023-10-26

Disc filter pre-screen dual media disc filter

#4
20210129059
2021-05-06

DISC FILTER PRE-SCREEN DUAL MEDIA DISC FILTER

#5
20200009484
2020-01-09

Water filter

#6
20190224597
2019-07-25

Disc filter pre-screen dual media disc filter

#7
20190168139
2019-06-06

MULTI-SHAFT LAMINATED SPIRAL SOLID-LIQUID SEPARATOR WITH PENDULUM MOTION

#8
20170246566
2017-08-31

Filtering device

#9
20170183285
2017-06-29

Solvent exchanger and method for improving the exchange efficiency of CTA solvent

#10
20170165597
2017-06-15

Filter employing stack of filter disks

#11
20150076084
2015-03-19

Rotating separator

#12
20140124431
2014-05-08

Filtration method with self-cleaning filter assembly

#13
20120312757
2012-12-13

Device and method for treating ballast water for ship

#14
20120055887
2012-03-08

Filtration method with self-cleaning filter assembly

#15
20110192784
2011-08-11

Rotary fan press

#16
20100193426
2010-08-05

Filter system

#17
20100012573
2010-01-21

Rotary fan press

#18
20090308819
2009-12-17

Screening system

#19
20090050580
2009-02-26

Filtering Apparatus and Filtering Method

#20
20080251428
2008-10-16

Screening system

#21
20080223773
2008-09-18

Rotary fan press

#22
20070235394
2007-10-11

MASS THICKENING APPARATUS

#23
20070084783
2007-04-19

Filter apparatus

#24
20060186034
2006-08-24

Filter device for the clarification of contaminated liquids

#25
20060144779
2006-07-06

Screening Apparatus

#26
20060144775
2006-07-06

Rotary filter device for filtering liquids

#27
20060049112
2006-03-09

Coolant fluid cleaning method, system, and apparatus

#28
13338141
2015-10-27

Waste water treatment system