ClassID:

126525

D21F1/08 - CPC Classification

Classification description:

Wet end of machines for making continuous webs of paper Regulating consistency

Recent Application in this class:
#1
20250327248
2025-10-23

SPACING-AWARE PLANT DETECTION MODEL FOR AGRICULTURE TASK CONTROL

#2
20250092603
2025-03-20

SHEET MANUFACTURING APPARATUS

#3
20220412007
2022-12-29

Formed body producing method

#4
20190218715
2019-07-18

SYSTEM FOR COLLECTING AND DILUTING PULP FOR ANALYSIS

#5
20170081802
2017-03-23

METHODS AND APPARATUS FOR FORMING FLUFF PULP SHEETS

#6
20160237623
2016-08-18

METHODS AND APPARATUS FOR FORMING FLUFF PULP SHEETS

#7
20150013926
2015-01-15

Methods and apparatus for forming fluff pulp sheets

#8
20130213594
2013-08-22

Methods and apparatus for forming fluff pulp sheets

#9
20120273150
2012-11-01

DISTRIBUTION CHANNELING IN CONNECTION WITH THE HEADBOX OF A PAPER MACHINE

#10
20120255620
2012-10-11

METHOD AND APPARATUS FOR FEEDING CHEMICAL INTO A LIQUID FLOW

#11
20090272508
2009-11-05

Method and apparatus for treatment of paper stock

#12
20090211721
2009-08-27

Method and arrangement for feeding chemicals into a process stream

#13
20090139676
2009-06-04

ASA emulsification with ultrasound

#14
20080135198
2008-06-12

Apparatus For Controlling the Consistency of a Flow of Stock Solution

#15
20080011788
2008-01-17

Method and arrangement for feeding chemicals into a papermaking process

#16
20070267164
2007-11-22

Headbox and stock delivery system for a papermaking machine

#17
20070251888
2007-11-01

Method and Apparatus for Feeding Chemical Into a Liquid Flow

#18
20070169908
2007-07-26

Method and arrangement for feeding chemicals into a process stream

#19
20070095495
2007-05-03

Method and apparatus for producing a fibrous web

#20
20070056708
2007-03-15

Apparatus in connection with a headbox of a paper machine or equivalent

#21
20060111808
2006-05-25

Method for controlling one or more properties of a sheet of material

#22
20060096730
2006-05-11

Equipment and method in a paper or board machine for mixing of fresh stock and of water for dilution of fresh stock

#23
20050279477
2005-12-22

Method and arrangement for controlling short circulation in a paper machine or the like

#24
20050242313
2005-11-03

Apparatus for controlling medium flow

#25
20050224204
2005-10-13

Method and arrangement for controlling short circulation in a paper machine or the like

#26
20050006044
2005-01-13

Method and apparatus for adjusting operation of wire section