with suction

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CPC
D21F1/76

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DTEXTILES PAPER D21Papermaking D21FPAPER-MAKING MACHINES METHODS OF PRODUCING PAPER THEREON D21F1/00Wet end of machines for making continuous webs of paper

Current Industry

D21F1/76with suction

Industries

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Patents Grantslast 30 patents

Information Patent Grant
Machine for dewatering and drying a fibrous web
- Patent number 11,286,617
- Issue date Mar 29, 2022
- Voith Patent GmbH
- Daniel Gronych
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Method for producing a fibrous material web
- Patent number 10,808,360
- Issue date Oct 20, 2020
- Andritz AG
- Andreas Anzel
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Pulp production arrangement and method
- Patent number 10,227,728
- Issue date Mar 12, 2019
- Valmet AB
- Stefan Mellander
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Arrangement in a perforated roll of a fiber web machine and prefabr...
- Patent number 10,087,028
- Issue date Oct 2, 2018
- Valmet Technologies, Inc.
- Kari Röyskö
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Grant
Process for production of a fibrous pulp web
- Patent number 9,856,603
- Issue date Jan 2, 2018
- Andritz AG
- Andreas Anzel
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Seal at press rollers
- Patent number 7,214,172
- Issue date May 8, 2007
- Metso Paper, Inc.
- Jörgen Lundberg
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Distribution device for a device for dewatering pulp
- Patent number 6,668,600
- Issue date Dec 30, 2003
- Kvaerner Pulping AB
- Stefan Hansson
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Device for the treatment of a fibrous suspension
- Patent number 6,521,094
- Issue date Feb 18, 2003
- Kvaerner Pulping AB
- Axel Lamas
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Sealing arrangement for pulp dewatering arrangement
- Patent number 6,402,894
- Issue date Jun 11, 2002
- Kvaarner Pulping AB
- Axel Lamas
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Device for the treatment of a fibrous suspension
- Patent number 6,306,259
- Issue date Oct 23, 2001
- Kvaerner Pulping AB
- Axel Lamas
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Process for draining a fibrous pulp suspension
- Patent number 6,162,326
- Issue date Dec 19, 2000
- Voith Sulzer Papiertechnik Patent GmbH
- Axel Gommel
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Process for thickening a fibrous pulp suspension
- Patent number 6,106,669
- Issue date Aug 22, 2000
- Voith Sulzer Papiertechnik Patent GmbH
- Axel Gommel
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Vacuum filtration system and method of filtering pulp fibers from p...
- Patent number 5,281,343
- Issue date Jan 25, 1994
- Ingersoll-Rand Company
- Frederick S. Lewis
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Method and apparatus for treating a fiber suspension
- Patent number 5,264,138
- Issue date Nov 23, 1993
- A. Ahlstrom Corporation
- Jukka Heino
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Apparatus for treating a fibre suspension
- Patent number 4,750,340
- Issue date Jun 14, 1988
- Kamyr AB
- Jan L. E. Anderson
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Method for recovery of wastewater residues
- Patent number 4,481,072
- Issue date Nov 6, 1984
- Vsesojuznoe Nauchno-Proizvodstven Noe Obiedinenie Tselljulozno-Bumazhnoi Prom...
- Vladimir P. Grudinin
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Cellular drum filter for the dewatering of fiber suspensions
- Patent number 4,333,836
- Issue date Jun 8, 1982
- Voith S.A.
- Fritz Peroutka
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE

Patents Applicationslast 30 patents

Information Patent Application
DEWATERING APPARATUS AND PROCESS
- Publication number 20240401271
- Publication date Dec 5, 2024
- The Procter & Gamble Company
- Eric James WATKINS
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
METHOD FOR PRODUCING A FIBROUS MATERIAL WEB
- Publication number 20190360155
- Publication date Nov 28, 2019
- Andreas Anzel
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
MACHINE FOR DEWATERING AND DRYING A FIBROUS WEB
- Publication number 20190100876
- Publication date Apr 4, 2019
- VOITH PATENT GmbH
- Daniel Gronych
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
PROCESS FOR PRODUCTION OF A FIBROUS PULP WEB
- Publication number 20170096775
- Publication date Apr 6, 2017
- Andritz AG
- Andreas Anzel
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
Seal at press rollers
- Publication number 20050012276
- Publication date Jan 20, 2005
- Jorgen Lundberg
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
Device for the treatment of a fibrous suspension
- Publication number 20020043494
- Publication date Apr 18, 2002
- Kvaerner Pulping AB
- Axel Lamas
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE

with suction

Industry

Parent Industries

Current Industry

Patents Grantslast 30 patents

Machine for dewatering and drying a fibrous web

Method for producing a fibrous material web

Pulp production arrangement and method

Arrangement in a perforated roll of a fiber web machine and prefabr...

Process for production of a fibrous pulp web

Seal at press rollers

Distribution device for a device for dewatering pulp

Device for the treatment of a fibrous suspension

Sealing arrangement for pulp dewatering arrangement

Device for the treatment of a fibrous suspension

Process for draining a fibrous pulp suspension

Process for thickening a fibrous pulp suspension

Vacuum filtration system and method of filtering pulp fibers from p...

Method and apparatus for treating a fiber suspension

Apparatus for treating a fibre suspension

Method for recovery of wastewater residues

Cellular drum filter for the dewatering of fiber suspensions

Patents Applicationslast 30 patents

DEWATERING APPARATUS AND PROCESS

METHOD FOR PRODUCING A FIBROUS MATERIAL WEB

MACHINE FOR DEWATERING AND DRYING A FIBROUS WEB

PROCESS FOR PRODUCTION OF A FIBROUS PULP WEB

Seal at press rollers

Device for the treatment of a fibrous suspension