Details of the turbulence section

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D21F1/026

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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

D21F1/026Details of the turbulence section

Industries

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Patents Grantslast 30 patents

Information Patent Grant
Fiber transport apparatus and fiber transport method
- Patent number 11,661,702
- Issue date May 30, 2023
- Seiko Epson Corporation
- Koji Motohashi
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Method of and an arrangement for adding at least one additional sto...
- Patent number 11,459,700
- Issue date Oct 4, 2022
- Wetend Technologies Oy
- Antti Ketolainen
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Fibrous body accumulating device and fiber structure producing device
- Patent number 11,326,305
- Issue date May 10, 2022
- Seiko Epson Corporation
- Kazuma Miyazawa
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Paper manufacturing system
- Patent number 10,513,825
- Issue date Dec 24, 2019
- Ahmed Ibrahim
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Headbox apparatus
- Patent number 9,422,665
- Issue date Aug 23, 2016
- Paperchine Inc
- James Leroy Ewald
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Tube bank apparatus for distributing stock
- Patent number 8,795,473
- Issue date Aug 5, 2014
- Paperchine Inc
- Laurie D Wicks
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Process for the production of paper or paperboard
- Patent number 8,512,517
- Issue date Aug 20, 2013
- Stora Enso AB
- Jan-Erik Nordstrom
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Method for operating a sheet-forming unit, and sheet forming unit
- Patent number 8,382,955
- Issue date Feb 26, 2013
- Voith Patent GmbH
- Markus Häussler
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Deflection compensation roll
- Patent number 8,075,736
- Issue date Dec 13, 2011
- Voith Patent GmbH
- Takeo Nakazawa
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Headbox apparatus for a papermaking machine
- Patent number 8,075,737
- Issue date Dec 13, 2011
- Paperchine Inc.
- James Leroy Ewald
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Tube bank apparatus for distributing stock
- Patent number 7,955,474
- Issue date Jun 7, 2011
- Paperchine Inc.
- James Leroy Ewald
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Headbox apparatus for a papermaking machine
- Patent number 7,897,016
- Issue date Mar 1, 2011
- James Leroy Ewald
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Headbox apparatus for a papermaking machine
- Patent number 7,794,570
- Issue date Sep 14, 2010
- Paperchine Inc.
- James L Ewald
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Headbox of paper machine or such
- Patent number 7,067,040
- Issue date Jun 27, 2006
- Metso Paper, Inc.
- Hannu Lepomäki
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Method of and apparatus for distribution of paper stock in paper or...
- Patent number 7,001,488
- Issue date Feb 21, 2006
- Sandusky Technologies Limited
- Harry Bowler
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Multi-layer headbox
- Patent number 6,962,646
- Issue date Nov 8, 2005
- Voith Paper Patent GmbH
- Mathias Schwaner
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Headbox for a paper machine, board machine, pulp machine or equivalent
- Patent number 6,962,647
- Issue date Nov 8, 2005
- Metso Paper, Inc.
- Markku Ronnila
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Tube bank structure, and flow tube producing method
- Patent number 6,902,651
- Issue date Jun 7, 2005
- Mitsubishi Heavy Industries, Ltd.
- Keiichi Fujiki
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Headbox for the metered addition of a fluid medium into a suspensio...
- Patent number 6,890,408
- Issue date May 10, 2005
- Voith Sulzer Papiertechnik Patent GmbH
- Wolfgang Ruf
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Method for fluidisation of pulp flow in the headbox of a paper mach...
- Patent number 6,875,312
- Issue date Apr 5, 2005
- Metso Paper, Inc.
- Hannu Lepomäki
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Method for mixing dilution liquid into a stock flow in a paper or b...
- Patent number 6,808,601
- Issue date Oct 26, 2004
- Metso Paper, Inc.
- Juhana Lumiala
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Headbox and arrangement and method for mounting a vane thereof
- Patent number 6,736,938
- Issue date May 18, 2004
- Metso Paper Karlstad AB
- Ulf Haraldsson
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Procedure and means for generating turbulence in stock suspension flow
- Patent number 6,679,974
- Issue date Jan 20, 2004
- Metso Paper, Inc.
- Sakari Soini
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Layered fiber structure in paper products
- Patent number 6,610,175
- Issue date Aug 26, 2003
- Institute of Paper Science and Technology, Inc.
- Cyrus K. Aidun
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Process for forming headbox for a machine
- Patent number 6,602,388
- Issue date Aug 5, 2003
- Voith Sulzer Papiertechnik Patent GmbH
- Wolfgang Ruf
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Regulation system for the short circulation and headbox of a paper...
- Patent number 6,551,459
- Issue date Apr 22, 2003
- Metso Paper, Inc.
- Juhana Lumiala
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Multi-layer headbox for a paper/board machine
- Patent number 6,544,387
- Issue date Apr 8, 2003
- Jyrki Huovila
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Method of mixing jets of paper fiber stock
- Patent number 6,475,344
- Issue date Nov 5, 2002
- Institue of Paper Science and Technology, Inc.
- Cyrus K. Aidun
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Headbox
- Patent number 6,471,828
- Issue date Oct 29, 2002
- Voith Sulzer Papiertechnik Patent GmbH
- Wolfgang Ruf
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Headbox and process for the metered addition of a fluid medium into...
- Patent number 6,464,837
- Issue date Oct 15, 2002
- Voith Sulzer Papiertechnik Patent GmbH
- Wolfgang Ruf
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE

Patents Applicationslast 30 patents

Information Patent Application
SHEET MANUFACTURING APPARATUS
- Publication number 20240426054
- Publication date Dec 26, 2024
- SEIKO EPSON CORPORATION
- Goshiro ISOZAKI
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
Process and System for Reorienting Fibers in a Foam Forming Process
- Publication number 20240254695
- Publication date Aug 1, 2024
- Kimberly-Clark Worldwide, Inc.
- Peter Wallace
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
METHOD AND DEVICE FOR PRODUCING AN MFC FILM
- Publication number 20240141589
- Publication date May 2, 2024
- STORA ENSO OYJ
- Otto Nylèn
- B05 - SPRAYING OR ATOMISING IN GENERAL APPLYING LIQUIDS OR OTHER FLUENT MATER...
Information Patent Application
FIBROUS BODY ACCUMULATING DEVICE AND FIBER STRUCTURE PRODUCING DEVICE
- Publication number 20210246611
- Publication date Aug 12, 2021
- SEIKO EPSON CORPORATION
- Kazuma MIYAZAWA
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
FIBROUS BODY ACCUMULATING DEVICE AND FIBER STRUCTURE PRODUCING DEVICE
- Publication number 20210246612
- Publication date Aug 12, 2021
- SEIKO EPSON CORPORATION
- Kazuma MIYAZAWA
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
METHOD OF AND AN ARRANGEMENT FOR ADDING AT LEAST ONE ADDITIONAL STO...
- Publication number 20210189650
- Publication date Jun 24, 2021
- WETEND TECHNOLOGIES OY
- Antti KETOLAINEN
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
FIBER TRANSPORT APPARATUS AND FIBER TRANSPORT METHOD
- Publication number 20200399830
- Publication date Dec 24, 2020
- SEIKO EPSON CORPORATION
- Koji MOTOHASHI
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
Paper Manufacturing System
- Publication number 20190085510
- Publication date Mar 21, 2019
- Ahmed Ibrahim
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
Headbox apparatus
- Publication number 20140060765
- Publication date Mar 6, 2014
- James Leroy Ewald
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
HEADBOX FOR THE PRODUCTION OF PAPER OR PAPERBOARD
- Publication number 20130299113
- Publication date Nov 14, 2013
- Jan-Erik Nordstrom
- B32 - LAYERED PRODUCTS
Information Patent Application
METHOD FOR OPERATING A SHEET-FORMING UNIT, AND SHEET FORMING UNIT
- Publication number 20130098573
- Publication date Apr 25, 2013
- VOITH PATENT GmbH
- Markus Häussler
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
METHOD FOR OPERATING A SHEET-FORMING UNIT, AND SHEET FORMING UNIT
- Publication number 20120193059
- Publication date Aug 2, 2012
- Markus Häussler
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
HEADBOX, SHEET FORMING UNIT WITH A HEADBOX AND METHOD FOR OPERATING...
- Publication number 20120186767
- Publication date Jul 26, 2012
- Hans Loser
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
PROCESS FOR THE PRODUCTION OF PAPER OR PAPERBOARD
- Publication number 20110297342
- Publication date Dec 8, 2011
- Jan-Erik Nordstrom
- B32 - LAYERED PRODUCTS
Information Patent Application
Tube bank apparatus for distributing stock
- Publication number 20100108281
- Publication date May 6, 2010
- Laurie D. Wicks
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
Tube bank apparatus for distributing stock
- Publication number 20090218064
- Publication date Sep 3, 2009
- James Leroy Ewald
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
Headbox apparatus for a papermaking machine
- Publication number 20080216982
- Publication date Sep 11, 2008
- James Leroy Ewald
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
Headbox apparatus for a papermaking machine
- Publication number 20080179032
- Publication date Jul 31, 2008
- James Leroy Ewald
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
Apparatus For Controlling the Consistency of a Flow of Stock Solution
- Publication number 20080135198
- Publication date Jun 12, 2008
- Fabrizio Tonello
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
Headbox for Paper Machine
- Publication number 20080023167
- Publication date Jan 31, 2008
- VOITH PATENT GmbH
- Takeo Nakazawa
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
Headbox apparatus for a papermaking machine
- Publication number 20070181277
- Publication date Aug 9, 2007
- James L. Ewald
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
Vane for a headbox in a paper machine
- Publication number 20050196283
- Publication date Sep 8, 2005
- Janne Lappi
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
Former and headbox for said former
- Publication number 20050051289
- Publication date Mar 10, 2005
- Alfred Bubik
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
Method of and apparatus for distribution of paper stock in paper or...
- Publication number 20040055722
- Publication date Mar 25, 2004
- Harry Bowler
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
Multi-layer headbox
- Publication number 20030183352
- Publication date Oct 2, 2003
- VOITH PAPER PATENT GmbH
- Mathias Schwaner
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
Tube bank structure, and flow tube producing method
- Publication number 20030178167
- Publication date Sep 25, 2003
- Keiichi Fujiki
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
Headbox of paper machine or such
- Publication number 20030159792
- Publication date Aug 28, 2003
- Hannu Lepomaki
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
Headbox for a paper machine, board machine, pulp machine or equivalent
- Publication number 20030159791
- Publication date Aug 28, 2003
- Markkus Ronnila
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
Method for fluidisation of pulp flow in the headbox of a paper mach...
- Publication number 20030155093
- Publication date Aug 21, 2003
- Hannu Lepomaki
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
Headbox and arrangement and method for mounting a vane thereof
- Publication number 20030056924
- Publication date Mar 27, 2003
- Metso Paper Karlstad AB
- Ulf Haraldsson
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE

Details of the turbulence section

Industry

Parent Industries

Current Industry

Patents Grantslast 30 patents

Fiber transport apparatus and fiber transport method

Method of and an arrangement for adding at least one additional sto...

Fibrous body accumulating device and fiber structure producing device

Paper manufacturing system

Headbox apparatus

Tube bank apparatus for distributing stock

Process for the production of paper or paperboard

Method for operating a sheet-forming unit, and sheet forming unit

Deflection compensation roll

Headbox apparatus for a papermaking machine

Tube bank apparatus for distributing stock

Headbox apparatus for a papermaking machine

Headbox apparatus for a papermaking machine

Headbox of paper machine or such

Method of and apparatus for distribution of paper stock in paper or...

Multi-layer headbox

Headbox for a paper machine, board machine, pulp machine or equivalent

Tube bank structure, and flow tube producing method

Headbox for the metered addition of a fluid medium into a suspensio...

Method for fluidisation of pulp flow in the headbox of a paper mach...

Method for mixing dilution liquid into a stock flow in a paper or b...

Headbox and arrangement and method for mounting a vane thereof

Procedure and means for generating turbulence in stock suspension flow

Layered fiber structure in paper products

Process for forming headbox for a machine

Regulation system for the short circulation and headbox of a paper...

Multi-layer headbox for a paper/board machine

Method of mixing jets of paper fiber stock

Headbox

Headbox and process for the metered addition of a fluid medium into...

Patents Applicationslast 30 patents

SHEET MANUFACTURING APPARATUS

Process and System for Reorienting Fibers in a Foam Forming Process

METHOD AND DEVICE FOR PRODUCING AN MFC FILM

FIBROUS BODY ACCUMULATING DEVICE AND FIBER STRUCTURE PRODUCING DEVICE

FIBROUS BODY ACCUMULATING DEVICE AND FIBER STRUCTURE PRODUCING DEVICE

METHOD OF AND AN ARRANGEMENT FOR ADDING AT LEAST ONE ADDITIONAL STO...

FIBER TRANSPORT APPARATUS AND FIBER TRANSPORT METHOD

Paper Manufacturing System

Headbox apparatus

HEADBOX FOR THE PRODUCTION OF PAPER OR PAPERBOARD

METHOD FOR OPERATING A SHEET-FORMING UNIT, AND SHEET FORMING UNIT

METHOD FOR OPERATING A SHEET-FORMING UNIT, AND SHEET FORMING UNIT

HEADBOX, SHEET FORMING UNIT WITH A HEADBOX AND METHOD FOR OPERATING...

PROCESS FOR THE PRODUCTION OF PAPER OR PAPERBOARD

Tube bank apparatus for distributing stock

Tube bank apparatus for distributing stock

Headbox apparatus for a papermaking machine

Headbox apparatus for a papermaking machine

Apparatus For Controlling the Consistency of a Flow of Stock Solution

Headbox for Paper Machine

Headbox apparatus for a papermaking machine

Vane for a headbox in a paper machine

Former and headbox for said former

Method of and apparatus for distribution of paper stock in paper or...

Multi-layer headbox

Tube bank structure, and flow tube producing method

Headbox of paper machine or such

Headbox for a paper machine, board machine, pulp machine or equivalent

Method for fluidisation of pulp flow in the headbox of a paper mach...

Headbox and arrangement and method for mounting a vane thereof