ClassID:

126545

D21F1/40 - CPC Classification

Classification description:

Wet end of machines for making continuous webs of paper; Guiding mechanisms Rolls

Recent Application in this class:
#1
20250369184
2025-12-04

PAPERMAKING MACHINE THAT UTILIZES ONLY A STRUCTURED FABRIC IN THE FORMING OF PAPER

#2
20250012012
2025-01-09

METHODS, DEVICES, AND SYSTEMS FOR SEAL STRIP ZONE MODULE STRIP POSITION DETERMINATION

#3
20240209571
2024-06-27

Belt

#4
20210363698
2021-11-25

Fiber web machine sleeve roll belt

#5
20200232163
2020-07-23

Wet part of fourdrinier

#6
20200063353
2020-02-27

Cellulose and cellulose ester film

#7
20190161913
2019-05-30

Roll and its use

#8
20190003117
2019-01-03

Systems and methods for providing fluid extraction vacuum box covers with integral lubrication

#9
20180371693
2018-12-27

Press for a machine for producing a fibrous material web

#10
20170274625
2017-09-28

Industrial roll and method for manufacturing the same

#11
20160333522
2016-11-17

Spreader roll

#12
20160145801
2016-05-26

Sheet manufacturing apparatus

#13
20150176205
2015-06-25

Sheet manufacturing apparatus

#14
20140290885
2014-10-02

Sheet forming unit for producing a material web and method for operating the sheet forming unit

#15
20140127526
2014-05-08

Corrosion-resistant roller coating

#16
20130040793
2013-02-14

Segmented Roll Assembly and Stopping Device for a Segmented Roll

#17
20100032118
2010-02-11

Measuring roll for a fibre-web machine, advantageously for a reel-up of a fibre web

#18
20090314447
2009-12-24

Arrangement and Methods for Increasing Productivity of a Tissue Papermaking Machine or Minimizing its Dimensions

#19
20080220956
2008-09-11

Spreader Roll

#20
20080210733
2008-09-04

Expander roller

#21
20080207419
2008-08-28

Expander roller

#22
20080034880
2008-02-14

Web tension profile measuring method and roll applying the same

#23
20070293381
2007-12-20

Bendable Cylinder

#24
20070175605
2007-08-02

Method and device in a paper or board machine line for straining paper

#25
20060183613
2006-08-17

Spreader roll

#26
20060096098
2006-05-11

Tube roll for a paper machine and a method for manufacturing a tube roll

#27
20050018938
2005-01-27

Sealing structure for the clutch/bearing housing of a roller, such as an output roller