B01D29/82 - CPC Classification Index

ClassID:

29141 ⎘

B01D29/82 - 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 drying by compression

Sub-classes:

B01D29/822 » {using membranes} 16
B01D29/824 » {using pistons} 8
B01D29/826 » {using rollers} 1
B01D29/828 » {using screws } 20

Recent Application in this class:

20250214865

2025-07-03

FILTER ARRANGEMENT

20250214006

2025-07-03

FILTER CAKE SONICATION

20230398472

2023-12-14

ARRANGEMENT AND METHOD FOR CONTROLLING PRESSURE FILTER

20190118121

2019-04-25

Arrangement and method for separating out and removing screenings from wastewater

20180244843

2018-08-30

Process for purification of crude polyether polyols

20180161706

2018-06-14

DEVICE AND METHOD FOR SEPARATING THE SOLID FRACTION FROM THE LIQUID FRACTION OF A SLURRY

20160075584

2016-03-17

Dynamic dewatering system

20160067637

2016-03-10

Screw press separator

20140124460

2014-05-08

Method and system for filtration and filtration cake layer formation

#10

20140061126

2014-03-06

Method and system for filtration and filtration cake layer formation

#11

20110011811

2011-01-20

Apparatus and method for the treatment of liquid/solid mixtures

#12

20100096341

2010-04-22

Pressure filter apparatus and method using interstitial expanding gas

#13

20090226840

2009-09-10

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

#14

20070262005

2007-11-15

Paste screener

#15

20050173327

2005-08-11

Side seal of a pressure filter