D21F11/16 - CPC Classification Index

ClassID:

126666 ⎘

D21F11/16 - CPC Classification

Classification description:

Processes for making continuous lengths of paper, or of cardboard, or of wet web for fibre board production, on paper-making machines Making paper strips for spinning or twisting

Recent Application in this class:

20230278755

2023-09-07

Method for preparing a paper web with a composite paper mesh for use to produce bags, and composite paper mesh

20220090329

2022-03-24

Multi-ply fibrous structures

20210047759

2021-02-18

Paper yarn, paper cloth and fabric products

20200406525

2020-12-31

Method for manufacturing fibrous yarn

20180209101

2018-07-26

Multi-ply fibrous structures

20180119315

2018-05-03

Mechanical method and system for the manufacture of fibrous yarn and fibrous yarn

20170016151

2017-01-19

METHOD AND APPARATUS FOR PRODUCING FIBRE YARN

20160160400

2016-06-09

Method and apparatus for producing fibre yarn