D21F5/022 - CPC Classification Index

ClassID:

126603 ⎘

D21F5/022 - CPC Classification

Classification description:

Dryer section of machines for making continuous webs of paper; Drying on cylinders Heating the cylinders

Sub-classes:

D21F5/024 » {using electrical means} 6
D21F5/025 » {using combustion gases} 3
D21F5/027 » {using a heat-transfer fluid between the heating means and the cylinder shell} 3
D21F5/028 » {using steam} 13

Recent Application in this class:

20240360623

2024-10-31

SHEET SEPARATING APPARATUS AND SHEET MANUFACTURING APPARATUS

20240085244

2024-03-14

SEAL STRIP TEMPERATURE MONITORING SYSTEMS AND ASSEMBLIES THEREFOR

20240052570

2024-02-15

SHEET MANUFACTURING APPARATUS

20240018724

2024-01-18

METHOD FOR PRODUCING A CELLULOSE-FIBRE-BASED DRINKING STRAW

20240003090

2024-01-04

METHOD FOR MANUFACTURING MOLDED BODY

20230142418

2023-05-11

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

20210276050

2021-09-09

Sheet manufacturing apparatus

20190211504

2019-07-11

CONTAMINATION-PREVENTING AGENT COMPOSITION AND CONTAMINATION PREVENTING METHOD

20190024314

2019-01-24

YANKEE DRYER CYLINDER OPERATING WITHOUT STEAM

#10

20170306561

2017-10-26

Method for producing a foam web

#11

20150238995

2015-08-27

Substrate transport roller

#12

20080305937

2008-12-11

ROLLER BODY WITH PROFILE CHANNELS FOR A THERMAL TREATMENT FLUID

#13

20050003939

2005-01-06

Roll having multiple fluid flow channels for use in producing and processing sheet material