FI20070589A - Process and arrangement for making pulp from lignocellulosic materials - Google Patents

Process and arrangement for making pulp from lignocellulosic materials Download PDF

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Publication number
FI20070589A
FI20070589A FI20070589A FI20070589A FI20070589A FI 20070589 A FI20070589 A FI 20070589A FI 20070589 A FI20070589 A FI 20070589A FI 20070589 A FI20070589 A FI 20070589A FI 20070589 A FI20070589 A FI 20070589A
Authority
FI
Finland
Prior art keywords
arrangement
lignocellulosic materials
making pulp
pulp
making
Prior art date
Application number
FI20070589A
Other languages
Finnish (fi)
Swedish (sv)
Other versions
FI20070589A0 (en
Inventor
Johann Aichinger
Eric Xu
Original Assignee
Andritz Inc
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=38468660&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=FI20070589(A) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Andritz Inc filed Critical Andritz Inc
Publication of FI20070589A0 publication Critical patent/FI20070589A0/en
Publication of FI20070589A publication Critical patent/FI20070589A/en

Links

Classifications

    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21C—PRODUCTION OF CELLULOSE BY REMOVING NON-CELLULOSE SUBSTANCES FROM CELLULOSE-CONTAINING MATERIALS; REGENERATION OF PULPING LIQUORS; APPARATUS THEREFOR
    • D21C3/00—Pulping cellulose-containing materials
    • D21C3/02—Pulping cellulose-containing materials with inorganic bases or alkaline reacting compounds, e.g. sulfate processes
    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21C—PRODUCTION OF CELLULOSE BY REMOVING NON-CELLULOSE SUBSTANCES FROM CELLULOSE-CONTAINING MATERIALS; REGENERATION OF PULPING LIQUORS; APPARATUS THEREFOR
    • D21C9/00—After-treatment of cellulose pulp, e.g. of wood pulp, or cotton linters ; Treatment of dilute or dewatered pulp or process improvement taking place after obtaining the raw cellulosic material and not provided for elsewhere
    • D21C9/10—Bleaching ; Apparatus therefor
    • D21C9/1026—Other features in bleaching processes
    • D21C9/1042—Use of chelating agents
    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21C—PRODUCTION OF CELLULOSE BY REMOVING NON-CELLULOSE SUBSTANCES FROM CELLULOSE-CONTAINING MATERIALS; REGENERATION OF PULPING LIQUORS; APPARATUS THEREFOR
    • D21C9/00—After-treatment of cellulose pulp, e.g. of wood pulp, or cotton linters ; Treatment of dilute or dewatered pulp or process improvement taking place after obtaining the raw cellulosic material and not provided for elsewhere
    • D21C9/10—Bleaching ; Apparatus therefor
    • D21C9/16—Bleaching ; Apparatus therefor with per compounds
FI20070589A 2006-08-10 2007-08-07 Process and arrangement for making pulp from lignocellulosic materials FI20070589A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US83667806P 2006-08-10 2006-08-10
US11/826,837 US8262851B2 (en) 2006-08-10 2007-07-18 Processes and systems for the pulping of lignocellulosic materials

Publications (2)

Publication Number Publication Date
FI20070589A0 FI20070589A0 (en) 2007-08-07
FI20070589A true FI20070589A (en) 2008-02-11

Family

ID=38468660

Family Applications (1)

Application Number Title Priority Date Filing Date
FI20070589A FI20070589A (en) 2006-08-10 2007-08-07 Process and arrangement for making pulp from lignocellulosic materials

Country Status (9)

Country Link
US (1) US8262851B2 (en)
JP (1) JP5491687B2 (en)
CN (1) CN101122101B (en)
AU (1) AU2007203647B2 (en)
BR (1) BRPI0703562A2 (en)
CA (1) CA2596796C (en)
FI (1) FI20070589A (en)
RU (1) RU2440449C2 (en)
SE (1) SE531545C2 (en)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20040200586A1 (en) * 2002-07-19 2004-10-14 Martin Herkel Four stage alkaline peroxide mechanical pulping
CN1250811C (en) * 2001-07-19 2006-04-12 安德里兹有限公司 Four stage alkaline peroxide mechanical pulping
DE102007022754A1 (en) * 2007-05-11 2008-11-13 Voith Patent Gmbh Method for reducing the heavy metal content of lignocellulosic raw material
FI121310B (en) * 2007-10-17 2010-09-30 Kemira Oyj Process for treating lignocellulosic materials containing pectin
US8734611B2 (en) * 2008-03-12 2014-05-27 Andritz Inc. Medium consistency refining method of pulp and system
US8361571B2 (en) 2008-06-20 2013-01-29 International Paper Company Composition and recording sheet with improved optical properties
CN102459753A (en) 2009-06-15 2012-05-16 阿科玛股份有限公司 Alkaline peroxide treatment of rejects in an integrated neutral-alkaline paper mill
FI121887B (en) * 2009-08-07 2011-05-31 Upm Kymmene Corp Mechanical pulp as well as system and method for manufacturing the mechanical pulp
US8673113B2 (en) 2010-06-09 2014-03-18 The University Of British Columbia Process for reducing specific energy demand during refining of thermomechanical and chemi-thermomechanical pulp
EP2616186B1 (en) * 2010-09-17 2020-10-14 Titan Wood Limited Treatment of wood pieces
CN101967763A (en) * 2010-09-27 2011-02-09 湖南骏泰浆纸有限责任公司 Method for treating wood chips for digestion
KR101602121B1 (en) * 2012-09-27 2016-03-09 안드리츠 인코포레이티드 Chemical treatment of lignocellulosic fiber bundle material, and methods and systems relating thereto
WO2016072885A2 (en) * 2014-11-05 2016-05-12 Общество с ограниченной ответственностью "Твин Технолоджи Компани" Cellulose production method
CA2979048C (en) 2015-03-11 2021-03-16 Andritz Inc. Processes and systems for the pulping of lignocellulosic materials
CN109790681B (en) * 2016-09-14 2022-01-28 Fp创新研究所 Method for converting high consistency pulp fibers into pre-dispersed semi-dry and dry fiber materials
KR102650372B1 (en) * 2017-06-20 2024-03-21 바스프 에스이 Method for increasing throughput and/or reducing energy use of a pulping process
CN108714953B (en) * 2018-05-21 2020-12-15 阜阳市恒祥生产力促进有限公司 Papermaking production process

Family Cites Families (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3219282A (en) * 1963-06-19 1965-11-23 Bauer Bros Co Disc type refiner unit having plug wiper
SE436368B (en) * 1979-01-12 1984-12-03 Sunds Defibrator METHODS OF MANUFACTURING BLEACHED, MECHANICAL, CHEMICAL MECHANICAL AND SEMI-CHEMICAL MASSES OF LIGNOCELLULOSE FIBER MATERIALS
JPS56169890A (en) * 1980-05-29 1981-12-26 Mitsubishi Gas Chemical Co Hydrogen peroxide refiner bleaching of high yield pulp
CA1240456A (en) 1983-10-20 1988-08-16 Kamyr, Inc. Mechanical pulping
SE8501246L (en) 1985-03-13 1986-09-14 Eka Ab SET TO MANUFACTURE IN BLEACH, CHEMICAL MECHANICAL AND SEMI-CHEMICAL FIBER MASS USING ONE-STEP IMAGRATION
US5002635A (en) * 1985-09-20 1991-03-26 Scott Paper Company Method for producing pulp using pre-treatment with stabilizers and refining
US4718980A (en) * 1985-12-30 1988-01-12 Weyerhaeuser Company Interstage treatment of mechanical pulp
FR2604197B1 (en) * 1986-09-23 1988-11-18 Atochem PROCESS FOR BLEACHING LIGNOCELLULOSIC MATERIALS.
SE466060C (en) * 1990-02-13 1995-07-11 Moelnlycke Ab Absorbent chemitermomechanical mass and preparation thereof
DE69912128T2 (en) * 1998-04-17 2004-06-17 Alberta Research Council, Inc., Edmonton METHOD FOR PRODUCING LIGNOCELLULOSE-CONTAINING PULP FROM NON-WOODY MATERIAL
US6770168B1 (en) * 1999-02-15 2004-08-03 Kiram Ab Process for oxygen pulping of lignocellulosic material and recorvery of pulping chemicals
US6881299B2 (en) * 2001-05-16 2005-04-19 North American Paper Corporation Refiner bleaching with magnesium oxide and hydrogen peroxide
US20040200586A1 (en) * 2002-07-19 2004-10-14 Martin Herkel Four stage alkaline peroxide mechanical pulping
CN1250811C (en) * 2001-07-19 2006-04-12 安德里兹有限公司 Four stage alkaline peroxide mechanical pulping
US20030145962A1 (en) * 2001-08-02 2003-08-07 Glens Falls Group, Llc. System and for improving the movement and discharge of material from vessels
US7384502B2 (en) * 2002-12-24 2008-06-10 Nippon Paper Industries Co., Ltd. Process for impregnating, refining, and bleaching wood chips having low bleachability to prepare mechanical pulps having high brightness
CN1839227B (en) 2003-10-02 2011-08-17 安德里兹有限公司 Multi-stage AP mechanical pulping process with refiner flow line treatment
CN100344829C (en) * 2003-12-26 2007-10-24 华泰集团有限公司 Technology for preparing alkali hydrogen peroxide chemical machinery pulping
FI126694B (en) 2005-12-02 2017-04-13 Metsä Board Oyj Chemical-mechanical pulp and process for producing chemical-mechanical pulp

Also Published As

Publication number Publication date
US20080035286A1 (en) 2008-02-14
AU2007203647B2 (en) 2011-10-06
JP5491687B2 (en) 2014-05-14
US8262851B2 (en) 2012-09-11
CA2596796C (en) 2015-11-24
CN101122101A (en) 2008-02-13
RU2007130557A (en) 2009-02-20
SE0701843L (en) 2008-02-11
CA2596796A1 (en) 2008-02-10
JP2008045262A (en) 2008-02-28
RU2440449C2 (en) 2012-01-20
AU2007203647A1 (en) 2008-02-28
SE531545C2 (en) 2009-05-19
BRPI0703562A2 (en) 2009-04-07
CN101122101B (en) 2012-01-04
FI20070589A0 (en) 2007-08-07

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