D21D1/38 - CPC Classification Index

ClassID:

126480 ⎘

D21D1/38 - CPC Classification

Classification description:

Methods of beating or refining; Beaters of the Hollander type; Methods of refining; Other mills or refiners with horizontal shaft

Recent Application in this class:

20240296736

2024-09-05

REFINER

20240242605

2024-07-18

REFINER

20230154322

2023-05-18

Driving assistance apparatus

20230151543

2023-05-18

Refiner

20190301092

2019-10-03

Defibration processing device, and fibrous feedstock recycling device

20120104132

2012-05-03

Refiner with flow guide inside rotor or stator

20110198423

2011-08-18

Refiner and method for refining fibrous material

20110116658

2011-05-19

FINE NATURAL FIBER AND SPEAKER DIAPHRAGM COATED WITH FINE NATURAL FIBER

20080216981

2008-09-11

Method for conveying, mixing, and leveling dewatered pulp prior to drying

#10

20080078853

2008-04-03

Kneader

#11

20070090209

2007-04-26

Method for grinding water-suspended paper fibers or cellulose fibers

#12

20070006984

2007-01-11

Method for the treatment of fiber material

#13

20060186235

2006-08-24

Method for refining paper or cellulose fibers in an aqueous suspension

#14

20060180684

2006-08-17

Method of refining wood chips or pulp in a high consistency conical disc refiner

#15

20060108083

2006-05-25

Process and device to disperge a recycled fibre pulp

#16

20050067123

2005-03-31

Method for conveying, mixing, and leveling dewatered pulp prior to drying