D21F1/0018 - CPC Classification Index

ClassID:

126506 ⎘

D21F1/0018 - CPC Classification

Classification description:

Wet end of machines for making continuous webs of paper Devices for dispensing fibres in a fluid

Recent Application in this class:

20240426053

2024-12-26

SHEET MANUFACTURING APPARATUS

20240279856

2024-08-22

APPARATUS FOR FORMING A SUBSTRATE

20230212800

2023-07-06

Apparatus for forming a substrate

20230142418

2023-05-11

WET NON-WOVEN FABRIC, PREPARATION METHOD THEREFOR AND WATER TREATMENT MEMBRANE CONTAINING WET NON-WOVEN FABRIC

20230056642

2023-02-23

Paper production

20220090319

2022-03-24

Process for producing paper or board and a product thereof

20210277602

2021-09-09

Sheet manufacturing apparatus and control method for sheet manufacturing apparatus

20200173105

2020-06-04

Fibrous material accumulating apparatus and sheet manufacturing apparatus

20200063360

2020-02-27

Broke composition of matter

#10

20200063359

2020-02-27

Composition of matter feed to a head box

#11

20200063342

2020-02-27

Addition of cellulose esters to a paper mill without substantial modifications

#12

20140174688

2014-06-26

TEETH FOR DISPERSER PLATE HAVING GROOVES AND TAPER

#13

20120227919

2012-09-13

Method for preparing aramid paper and the aramid paper obtained therefrom

#14

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