ClassID:

126501

D21D5/28 - CPC Classification

Classification description:

Purification of the pulp suspension by mechanical means; Apparatus therefor Tanks for storing or agitating pulp

Recent Application in this class:
#1
20250198086
2025-06-19

Biocide control in paper making

#2
20250101681
2025-03-27

ARRANGEMENT AND METHOD FOR DEGASSING A PUMP

#3
20240229352
2024-07-11

AN ACCEPT TANK MIXING ARRANGEMENT

#4
20230148434
2023-05-11

Pulp transportation system

#5
20230031382
2023-02-02

Process for manufacturing a fibre web

#6
20220325473
2022-10-13

Method for suppressing sedimentation of suspended substance, method for suppressing pitch trouble, and method for detecting sedimentation of suspended substance

#7
20220025578
2022-01-27

Arrangement and method for degassing a pump

#8
20200318289
2020-10-08

Inline dilution of microfibrillated cellulose

#9
20200299903
2020-09-24

Method for predicting or controlling microbial status of a paper or board making process

#10
20200224366
2020-07-16

Dredging slurry system with pulp tank and controlling method of the same

#11
20200095730
2020-03-26

Method for manufacturing a fibrous web

#12
20190127912
2019-05-02

SCREEN FEED ARRANGEMENT

#13
20160040355
2016-02-11

Bin arrangement for the collecting and discharging of smaller ligno-cellulosic material

#14
20150053362
2015-02-26

Retrofit assembly and method for installing a hydraulic drive motor to a pressurized vessel

#15
20110139384
2011-06-16

Method and an apparatus for controlling a flow of pulp suspension

#16
20100186736
2010-07-29

Method and apparatus for conveying a cellulosic feedstock

#17
20090242155
2009-10-01

Method and apparatus for paper stock mixing

#18
20070151693
2007-07-05

Device and method withdrawing cellulose pulp from a container

#19
20060191651
2006-08-31

Method for converting an up-flow tower for cellulose pulp to a down-flow tower

#20
20060090869
2006-05-04

Process for feeding pulp into a blow tank or storage tank