ClassID:

126631

D21F5/20 - CPC Classification

Classification description:

Dryer section of machines for making continuous webs of paper Waste heat recovery

Recent Application in this class:
#1
20260015793
2026-01-15

A STEAM SUPPLY SYSTEM AND A METHOD OF SUPPLYING STEAM

#2
20250250739
2025-08-07

A MACHINE FOR PRODUCING A FIBROUS WEB

#3
20230129241
2023-04-27

CONTROL METHOD FOR SHEET MANUFACTURING APPARATUS AND SHEET MANUFACTURING APPARATUS

#4
20220372702
2022-11-24

SYSTEM FOR GENERATING STEAM IN A PLANT FOR THE PRODUCTION OF A WEB-LIKE PAPER MATERIAL

#5
20210310190
2021-10-07

Heat recovery from vacuum blowers on a paper machine

#6
20200190738
2020-06-18

Heat recovery from vacuum blowers on a paper machine

#7
20180171555
2018-06-21

Method for operation of a heating group subsystem, and heating group subsystem

#8
20170268173
2017-09-21

Industrial plant, paper mill, control device, apparatus and method for drying drying-stock

#9
20170002515
2017-01-05

Process and a machine for making a tissue paper web

#10
20150198368
2015-07-16

Method and installation for drying a damp web

#11
20140231038
2014-08-21

Method and apparatus for reducing the water and energy consumption of a paper machine with the help of a vacuum system and optimization of solids content as well as use of the same

#12
20130285266
2013-10-31

APPARATUS FOR RECOVERING PROCESS EXHAUST ENERGY

#13
20130284402
2013-10-31

HEAT EXCHANGER

#14
20130228300
2013-09-05

Method and system for impregnating and drying a continuous paper web

#15
20120048215
2012-03-01

Steam cycle efficiency improvement with pre-economizer

#16
20120004756
2012-01-05

Control of an expanded drying section of a paper machine

#17
20120000089
2012-01-05

Method and device for drying a fibrous web

#18
20110277340
2011-11-17

Device and method for drying a tissue paper web with steam recapture

#19
20110035958
2011-02-17

DEVICE AND PROCESS FOR DRYING MOVING WEBS OF MATERIAL

#20
20100206506
2010-08-19

Device and process for production of a fibrous web

#21
20100206505
2010-08-19

Method and apparatus for drying of fibrous webs

#22
20090288311
2009-11-26

Method for drying a fibrous web

#23
20090283234
2009-11-19

Method and apparatus for drying a fibrous web

#24
20090188128
2009-07-30

Utilization of waste heat in the dryer section of paper machines

#25
20080189981
2008-08-14

Apparatus for drying a fibrous web

#26
20070267160
2007-11-22

Method and system in a paper machine and software product

#27
20050160618
2005-07-28

Method and equipment for producing driving power in a paper or board mill

#28
20050155734
2005-07-21

Process for making throughdried tissue by profiling exhaust gas recovery

#29
13556518
2017-10-24

Hot plate steam system