Straining or screening the pulp

Industry

CPC
D21D5/02

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Parent Industries

DTEXTILES PAPER D21Papermaking D21DTREATMENT OF THE MATERIALS BEFORE PASSING TO THE PAPER-MAKING MACHINE D21D5/00Purification of the pulp suspension by mechanical means Apparatus therefor

Current Industry

D21D5/02Straining or screening the pulp

Industries

Patents Grantslast 30 patents

Information Patent Grant
Process for separating trichomes from non-trichome materials
- Patent number 11,879,211
- Issue date Jan 23, 2024
- The Procter & Gamble Company
- Raul Victorino Nunes
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Fiber processing device, fibrous feedstock recycling device, and co...
- Patent number 11,390,992
- Issue date Jul 19, 2022
- Seiko Epson Corporation
- Yuki Oguchi
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Screen machine for screening for paper material, casing body for sc...
- Patent number 11,286,616
- Issue date Mar 29, 2022
- Sung Ju Na
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Rotor element and a rotor for a screening apparatus
- Patent number 11,135,532
- Issue date Oct 5, 2021
- AIKAWA FIBER TECHNOLOGIES INC.
- Mathieu Hamelin
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Classifying device and fibrous feedstock recycling device
- Patent number 11,072,887
- Issue date Jul 27, 2021
- Seiko Epson Corporation
- Naotaka Higuchi
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Fiber processing device and fibrous feedstock recycling device
- Patent number 11,072,888
- Issue date Jul 27, 2021
- Seiko Epson Corporation
- Hiroshi Tanaka
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Dredging slurry system with pulp tank and controlling method of the...
- Patent number 10,808,357
- Issue date Oct 20, 2020
- YULAN GREEN TECHNOLOGY CO., LTD.
- Chih-Hao Wu
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Method for screening and a screening apparatus
- Patent number 10,738,420
- Issue date Aug 11, 2020
- Red Wire Oy
- Jouko Hautala
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Rotor blade and screen comprising a rotor blade
- Patent number 10,724,175
- Issue date Jul 28, 2020
- Andritz AG
- Alexander Gscheider
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Rotor element and a rotor for a screening apparatus
- Patent number 10,617,979
- Issue date Apr 14, 2020
- Aikawa Fiber Technologies Trust
- Mathieu Hamelin
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Method and device for monitoring a wear structure, in particular a...
- Patent number 10,392,750
- Issue date Aug 27, 2019
- Voith Patent GmbH
- Mark Erkelenz
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Sheet manufacturing apparatus
- Patent number 10,179,423
- Issue date Jan 15, 2019
- Seiko Epson Corporation
- Yoshinobu Monbetsu
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Rotorless pressure knotter
- Patent number 10,081,912
- Issue date Sep 25, 2018
- GL&V USA Inc.
- Brian Gallagher
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
High yield and enhanced performance fiber
- Patent number 10,000,889
- Issue date Jun 19, 2018
- WestRock MWV, LLC
- Peter W. Hart
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Sheet manufacturing apparatus
- Patent number 9,951,473
- Issue date Apr 24, 2018
- Seiko Epson Corporation
- Masahide Nakamura
- B27 - WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL NAILING OR STAPLING MACH...
Information Patent Grant
Pressure screen
- Patent number 9,855,585
- Issue date Jan 2, 2018
- Voith Patent GmbH
- Kiyoshi Kokubun
- B07 - SEPARATING SOLIDS FROM SOLIDS SORTING
Information Patent Grant
Method of making improved ballistic products
- Patent number 9,562,749
- Issue date Feb 7, 2017
- Honeywell International Inc.
- Ashok Bhatnagar
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Screening apparatus, rotor, wing package and method for manufacture
- Patent number 9,410,286
- Issue date Aug 9, 2016
- Valnet AB
- Anders Bergdahl
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Method and arrangement
- Patent number 9,370,779
- Issue date Jun 21, 2016
- Haarla OY
- Johannes Haarla
- B02 - CRUSHING, PULVERISING, OR DISINTEGRATING PREPARATORY TREATMENT OF GRAIN...
Information Patent Grant
Pressure filter
- Patent number 9,085,851
- Issue date Jul 21, 2015
- Jouko Hautala
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Apparatus for screening fibrous suspensions
- Patent number 8,950,584
- Issue date Feb 10, 2015
- Andritz Oy
- Petri Harju
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Processes for preparing pulp and paper
- Patent number 8,926,793
- Issue date Jan 6, 2015
- Nippon Paper Industries Co., Ltd.
- Shisei Goto
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Process for producing mechanical pulp suitable for paper or cardboa...
- Patent number 8,764,936
- Issue date Jul 1, 2014
- M-real Oyj
- Auli Laurila-Lumme
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Method of manufacturing a rotor for a screening apparatus, a rotor...
- Patent number 8,714,364
- Issue date May 6, 2014
- Aikawa Fiber Technologies Trust
- Mathieu Hamelin
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Method of making improved ballistic products
- Patent number 8,673,198
- Issue date Mar 18, 2014
- Honeywell International Inc.
- Ashok Bhatnagar
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Screen basket optimized for removal of stickies from adhesives-cont...
- Patent number 8,641,866
- Issue date Feb 4, 2014
- Georgia-Pacific Consumer Products LP
- Wayne F. Winkler
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Screen basket optimized for removal of stickies from adhesives-cont...
- Patent number 8,534,468
- Issue date Sep 17, 2013
- Georgia-Pacific Consumer Products LP
- Wayne F. Winkler
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Pressure filter with vibrator
- Patent number 8,376,146
- Issue date Feb 19, 2013
- Röhren-und Pumpenwerk Bauer Gesellschaft mbH
- Dietrich Eichler
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Apparatus for screening fibrous suspensions
- Patent number 8,328,021
- Issue date Dec 11, 2012
- Andritz Oy
- Petri Harju
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Screening in an approach flow system
- Patent number 8,313,618
- Issue date Nov 20, 2012
- Voith Patent GmbH
- Erwin Binder
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE

Patents Applicationslast 30 patents

Information Patent Application
Process for Separating Trichomes from Non-Trichome Materials
- Publication number 20240110333
- Publication date Apr 4, 2024
- The Procter & Gamble Company
- Raul Victorino Nunes
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
ROTOR WITH FORWARD-SWEPT STRUTS FOR PRESSURE SCREEN CYLINDERS
- Publication number 20230338990
- Publication date Oct 26, 2023
- Kadant Black Clawson LLC
- John Joseph Egan
- B07 - SEPARATING SOLIDS FROM SOLIDS SORTING
Information Patent Application
Method and System for Producing Recycled Fibers for MDF or HDF Prod...
- Publication number 20230118469
- Publication date Apr 20, 2023
- VALMET TECHNOLOGIES OY
- Robert Mohr
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
System and method of producing micro fibrillated cellulose (MFC)
- Publication number 20230071986
- Publication date Mar 9, 2023
- VALMET TECHNOLOGIES OY
- Tuomo AHO
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
Process for Separating Trichomes from Non-Trichome Materials
- Publication number 20220403595
- Publication date Dec 22, 2022
- The Procter & Gamble Company
- Raul Victorino Nunes
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
METHOD FOR RECOVERING FIBER FROM SCREENING REJECT AND FINE SORTING...
- Publication number 20220243394
- Publication date Aug 4, 2022
- TAIZEN CO., LTD.
- Takefumi IDE
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
DREDGING SLURRY SYSTEM WITH PULP TANK AND CONTROLLING METHOD OF THE...
- Publication number 20200224366
- Publication date Jul 16, 2020
- YULAN GREEN TECHNOLOGY CO., LTD.
- CHIH-HAO WU
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
ROTOR ELEMENT AND A ROTOR FOR A SCREENING APPARATUS
- Publication number 20200179839
- Publication date Jun 11, 2020
- AIKAWA FIBER TECHNOLOGIES TRUST
- Mathieu HAMELIN
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
SCREEN MACHINE FOR SCREENING FOR PAPER MATERIAL, CASING BODY FOR SC...
- Publication number 20200141058
- Publication date May 7, 2020
- Sung Ju NA
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
Process for Separating Trichomes from Non-Trichome Materials
- Publication number 20200002889
- Publication date Jan 2, 2020
- The Procter & Gamble Company
- Raul Victorino Nunes
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
FIBER PROCESSING DEVICE, FIBROUS FEEDSTOCK RECYCLING DEVICE, AND CO...
- Publication number 20190218713
- Publication date Jul 18, 2019
- SEIKO EPSON CORPORATION
- Yuki OGUCHI
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
CLASSIFYING DEVICE AND FIBROUS FEEDSTOCK RECYCLING DEVICE
- Publication number 20190136451
- Publication date May 9, 2019
- SEIKO EPSON CORPORATION
- Naotaka HIGUCHI
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
SCREEN FEED ARRANGEMENT
- Publication number 20190127912
- Publication date May 2, 2019
- VALMET AB
- Andreas ENGELFELDT
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
METHOD FOR SCREENING AND A SCREENING APPARATUS
- Publication number 20190048524
- Publication date Feb 14, 2019
- Jouko Hautala
- B07 - SEPARATING SOLIDS FROM SOLIDS SORTING
Information Patent Application
Rotor Blade and Screen Comprising a Rotor Blade
- Publication number 20190040578
- Publication date Feb 7, 2019
- Andritz AG
- Alexander Gscheider
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
METHOD AND DEVICE FOR MONITORING A WEAR STRUCTURE, IN PARTICULAR A...
- Publication number 20180119355
- Publication date May 3, 2018
- VOITH PATENT GmbH
- MARK ERKELENZ
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
ROTORLESS PRESSURE KNOTTER
- Publication number 20180112356
- Publication date Apr 26, 2018
- GL&V Luxembourg S.à.r.l.
- Brian Gallagher
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
METHOD AND SYSTEM FOR RECYCLING PAPERS
- Publication number 20180002865
- Publication date Jan 4, 2018
- HADERA PAPER LTD.
- Abraham TENENBAUM
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
SHEET MANUFACTURING APPARATUS
- Publication number 20170335516
- Publication date Nov 23, 2017
- SEIKO EPSON CORPORATION
- Masahide NAKAMURA
- B07 - SEPARATING SOLIDS FROM SOLIDS SORTING
Information Patent Application
PAPERMAKING SCREEN DEVICE
- Publication number 20170159239
- Publication date Jun 8, 2017
- AIKAWA IRON WORKS CO., LTD.
- Masaki AIKAWA
- B02 - CRUSHING, PULVERISING, OR DISINTEGRATING PREPARATORY TREATMENT OF GRAIN...
Information Patent Application
INTEGRATED METHOD AND SYSTEM FOR RECYCLING WASTE MATERIAL
- Publication number 20160097158
- Publication date Apr 7, 2016
- GEORGIA-PACIFIC CONSUMER PRODUCTS LP
- David Christer Henriksson
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
PSEUDOMONAS FLUORESCENS CGMCC#5974 AND ITS APPLICATION THEREOF
- Publication number 20150233051
- Publication date Aug 20, 2015
- BEIJING TIAN'AN BIOSCIENCE & TECHNOLOGY CO., LTD.
- Ping Jia
- C12 - BIOCHEMISTRY BEER SPIRITS WINE VINEGAR MICROBIOLOGY ENZYMOLOGY MUTATION...
Information Patent Application
PROCESS FOR AMBIENT TEMPERATURE FRACTIONATION AND EXTRACTION OF VAR...
- Publication number 20150041082
- Publication date Feb 12, 2015
- Melvin Mitchell
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
PAPERMAKING SCREEN APPARATUS
- Publication number 20140190646
- Publication date Jul 10, 2014
- AIKAWA IRON WORKS CO., LTD.
- Masaki AIKAWA
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
PULP SCREEN ROTOR WITH SLURRY PASSAGES AROUND AND THROUGH THE ROTOR
- Publication number 20140158586
- Publication date Jun 12, 2014
- Brian James Gallagher
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
System and Method for Reclaiming Rejects in Sulfite Pulping
- Publication number 20140053993
- Publication date Feb 27, 2014
- UNIVERSITY OF NEW BRUNSWICK
- Yonghao Ni
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
PROCESSES FOR PREPARING PULP AND PAPER
- Publication number 20140020856
- Publication date Jan 23, 2014
- AIKAWA IRON WORKS CO., LTD.
- Shisei Goto
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
High Yield and Enhanced Performance Fiber
- Publication number 20130306256
- Publication date Nov 21, 2013
- MEADWESTVACO CORPORATION
- Peter W. Hart
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
Screen Basket Optimized For Removal Of Stickies From Adhesives-Cont...
- Publication number 20130299104
- Publication date Nov 14, 2013
- Wayne F. Winkler
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
METHOD AND A SYSTEM FOR PRODUCING NANOCELLULOSE, AND NANOCELLULOSE
- Publication number 20130303749
- Publication date Nov 14, 2013
- UPM-Kymmene Corporation
- Annikki Vehniaeinen
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL

Straining or screening the pulp

Industry

Parent Industries

Current Industry

Patents Grantslast 30 patents

Process for separating trichomes from non-trichome materials

Fiber processing device, fibrous feedstock recycling device, and co...

Screen machine for screening for paper material, casing body for sc...

Rotor element and a rotor for a screening apparatus

Classifying device and fibrous feedstock recycling device

Fiber processing device and fibrous feedstock recycling device

Dredging slurry system with pulp tank and controlling method of the...

Method for screening and a screening apparatus

Rotor blade and screen comprising a rotor blade

Rotor element and a rotor for a screening apparatus

Method and device for monitoring a wear structure, in particular a...

Sheet manufacturing apparatus

Rotorless pressure knotter

High yield and enhanced performance fiber

Sheet manufacturing apparatus

Pressure screen

Method of making improved ballistic products

Screening apparatus, rotor, wing package and method for manufacture

Method and arrangement

Pressure filter

Apparatus for screening fibrous suspensions

Processes for preparing pulp and paper

Process for producing mechanical pulp suitable for paper or cardboa...

Method of manufacturing a rotor for a screening apparatus, a rotor...

Method of making improved ballistic products

Screen basket optimized for removal of stickies from adhesives-cont...

Screen basket optimized for removal of stickies from adhesives-cont...

Pressure filter with vibrator

Apparatus for screening fibrous suspensions

Screening in an approach flow system

Patents Applicationslast 30 patents

Process for Separating Trichomes from Non-Trichome Materials

ROTOR WITH FORWARD-SWEPT STRUTS FOR PRESSURE SCREEN CYLINDERS

Method and System for Producing Recycled Fibers for MDF or HDF Prod...

System and method of producing micro fibrillated cellulose (MFC)

Process for Separating Trichomes from Non-Trichome Materials

METHOD FOR RECOVERING FIBER FROM SCREENING REJECT AND FINE SORTING...

DREDGING SLURRY SYSTEM WITH PULP TANK AND CONTROLLING METHOD OF THE...

ROTOR ELEMENT AND A ROTOR FOR A SCREENING APPARATUS

SCREEN MACHINE FOR SCREENING FOR PAPER MATERIAL, CASING BODY FOR SC...

Process for Separating Trichomes from Non-Trichome Materials

FIBER PROCESSING DEVICE, FIBROUS FEEDSTOCK RECYCLING DEVICE, AND CO...

CLASSIFYING DEVICE AND FIBROUS FEEDSTOCK RECYCLING DEVICE

SCREEN FEED ARRANGEMENT

METHOD FOR SCREENING AND A SCREENING APPARATUS

Rotor Blade and Screen Comprising a Rotor Blade

METHOD AND DEVICE FOR MONITORING A WEAR STRUCTURE, IN PARTICULAR A...

ROTORLESS PRESSURE KNOTTER

METHOD AND SYSTEM FOR RECYCLING PAPERS

SHEET MANUFACTURING APPARATUS

PAPERMAKING SCREEN DEVICE

INTEGRATED METHOD AND SYSTEM FOR RECYCLING WASTE MATERIAL

PSEUDOMONAS FLUORESCENS CGMCC#5974 AND ITS APPLICATION THEREOF

PROCESS FOR AMBIENT TEMPERATURE FRACTIONATION AND EXTRACTION OF VAR...

PAPERMAKING SCREEN APPARATUS

PULP SCREEN ROTOR WITH SLURRY PASSAGES AROUND AND THROUGH THE ROTOR

System and Method for Reclaiming Rejects in Sulfite Pulping

PROCESSES FOR PREPARING PULP AND PAPER

High Yield and Enhanced Performance Fiber

Screen Basket Optimized For Removal Of Stickies From Adhesives-Cont...

METHOD AND A SYSTEM FOR PRODUCING NANOCELLULOSE, AND NANOCELLULOSE