B01D33/64 - CPC Classification Index

ClassID:

29270 ⎘

B01D33/64 - CPC Classification

Classification description:

Filters with filtering elements which move during the filtering operation; Handling the filter cake in the filter for purposes other than for regenerating the filter cake remaining on the filtering element for drying by compression

Sub-classes:

B01D33/642 » {by pressure belts} 5
B01D33/644 » {by pressure plates, membranes} 2
B01D33/646 » {by pressure rollers} 19
B01D33/648 » {by screws} 10

Recent Application in this class:

20220259246

2022-08-18

METHOD AND AN APPARATUS FOR WASHING A CRUDE LIGNIN, A SOLUBLE CARBOHYDRATE CONTAINING FRACTION, A SOLID FRACTION AND THEIR USE

20210252436

2021-08-19

Rotary drum vacuum filter with a throttling valve

20180155506

2018-06-07

Process of making polyimide micronized particles, particles formed therefrom, and articles prepared therefrom

20180148467

2018-05-31

Method and an apparatus for washing a crude lignin, a soluble carbohydrate containing fraction, a solid fraction and their use

20150157965

2015-06-11

Compartmentally expandable rotating belt filter for energy use reduction

15789996

2018-05-01

Separation of clean water from effluent streams