D21H17/01 - CPC Classification Index

ClassID:

126866 ⎘

D21H17/01 - CPC Classification

Classification description:

Non-fibrous material added to the pulp, characterised by its constitution; Paper-impregnating material characterised by its constitution Waste products, e.g. sludge

Recent Application in this class:

20250034804

2025-01-30

PAPER PRODUCT AND MOLDED ARTICLE

20250019903

2025-01-16

MULTI-PLY PAPER CONTAINING USED PAPER FIBERS AND ADDITIONAL FIBERS

20230313469

2023-10-05

Edible Multi-Ring Can-Holder and Methods for Manufacturing Edible Can-Holders

20220195668

2022-06-23

System for managing solids in papermaking whitewater

20200283958

2020-09-10

Method of producing a fibrous web

20200087861

2020-03-19

LIQUID SOLUTION FOR TOILET PAPER

20180371316

2018-12-27

A GROUND COVER MULCH IMPREGNATED WITH SUPERCRITICAL FLUID COMPRISING A COLORANT

20180016750

2018-01-18

Edible multi-ring can-holder and methods for manufacturing edible can-holders

20160194829

2016-07-07

PAPER PULPING PROCESS AND COMPOSITION

#10

20150197439

2015-07-16

Use of celluloses in sludge dewatering, and sludge products thereof

#11

20110088861

2011-04-21

Recycling of waste coating color

#12

20110056635

2011-03-10

Fiberboards, uses and methods of preparation thereof

#13

20080121361

2008-05-29

Paper sludge processing for animal bedding

#14

20080044636

2008-02-21

FIBERBOARDS, USES AND METHODS OF PREPARATION THEREOF

#15

20060005932

2006-01-12

TREATMENT OF SOLID CONTAINING MATERIAL DERIVED FROM EFFLUENT

#16

20050167060

2005-08-04

Treatment of solid containing material derived from effluent

#17

20050039868

2005-02-24

Recycling of latex-containing broke