FI991220A0 - Förfarande för behandling av massa - Google Patents

Förfarande för behandling av massa

Info

Publication number
FI991220A0
FI991220A0 FI991220A FI991220A FI991220A0 FI 991220 A0 FI991220 A0 FI 991220A0 FI 991220 A FI991220 A FI 991220A FI 991220 A FI991220 A FI 991220A FI 991220 A0 FI991220 A0 FI 991220A0
Authority
FI
Finland
Prior art keywords
treating pulp
pulp
treating
Prior art date
Application number
FI991220A
Other languages
English (en)
Finnish (fi)
Other versions
FI991220A (sv
FI113187B (sv
Inventor
Mikael Svedman
Original Assignee
Sunds Defibrator Pori Oy
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
Application filed by Sunds Defibrator Pori Oy filed Critical Sunds Defibrator Pori Oy
Publication of FI991220A0 publication Critical patent/FI991220A0/sv
Priority to FI991220A priority Critical patent/FI113187B/sv
Priority to JP2001500051A priority patent/JP2003500568A/ja
Priority to BR0010977-0A priority patent/BR0010977A/pt
Priority to CA002373490A priority patent/CA2373490C/en
Priority to EP00929570A priority patent/EP1268924B1/en
Priority to AU47593/00A priority patent/AU4759300A/en
Priority to PCT/FI2000/000459 priority patent/WO2000073575A1/en
Priority to US09/926,578 priority patent/US6719878B1/en
Publication of FI991220A publication Critical patent/FI991220A/sv
Application granted granted Critical
Publication of FI113187B publication Critical patent/FI113187B/sv

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
    • 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
    • D21C9/147—Bleaching ; Apparatus therefor with oxygen or its allotropic modifications
    • 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
    • D21C3/22—Other features of pulping 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
    • D21C7/00—Digesters
    • D21C7/08—Discharge devices
    • 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
    • D21C9/001—Modification of pulp properties
    • D21C9/007—Modification of pulp properties by mechanical or physical means
FI991220A 1999-05-28 1999-05-28 Förfarande för behandling av massa FI113187B (sv)

Priority Applications (8)

Application Number Priority Date Filing Date Title
FI991220A FI113187B (sv) 1999-05-28 1999-05-28 Förfarande för behandling av massa
EP00929570A EP1268924B1 (en) 1999-05-28 2000-05-22 Method for avoiding mechanical damage of pulp
BR0010977-0A BR0010977A (pt) 1999-05-28 2000-05-22 Processo aperfeiçoado para produção de polpa quìmica a partir de material lignocelulósico por meio de cozimento alcalino
CA002373490A CA2373490C (en) 1999-05-28 2000-05-22 Method for avoiding mechanical damage of pulp
JP2001500051A JP2003500568A (ja) 1999-05-28 2000-05-22 パルプの機械的損傷を避ける方法
AU47593/00A AU4759300A (en) 1999-05-28 2000-05-22 Method for avoiding mechanical damage of pulp
PCT/FI2000/000459 WO2000073575A1 (en) 1999-05-28 2000-05-22 Method for avoiding mechanical damage of pulp
US09/926,578 US6719878B1 (en) 1999-05-28 2000-05-22 Method for avoiding mechanical damage of pulp

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FI991220 1999-05-28
FI991220A FI113187B (sv) 1999-05-28 1999-05-28 Förfarande för behandling av massa

Publications (3)

Publication Number Publication Date
FI991220A0 true FI991220A0 (sv) 1999-05-28
FI991220A FI991220A (sv) 2000-11-29
FI113187B FI113187B (sv) 2007-09-25

Family

ID=8554760

Family Applications (1)

Application Number Title Priority Date Filing Date
FI991220A FI113187B (sv) 1999-05-28 1999-05-28 Förfarande för behandling av massa

Country Status (8)

Country Link
US (1) US6719878B1 (sv)
EP (1) EP1268924B1 (sv)
JP (1) JP2003500568A (sv)
AU (1) AU4759300A (sv)
BR (1) BR0010977A (sv)
CA (1) CA2373490C (sv)
FI (1) FI113187B (sv)
WO (1) WO2000073575A1 (sv)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA2402886C (en) 2000-03-14 2012-02-14 James Hardie Research Pty Limited Fiber cement building materials with low density additives
PL365806A1 (en) * 2000-10-04 2005-01-10 James Hardie Research Pty Limited Fiber cement composite materials using cellulose fibers loaded with inorganic and/or organic substances
CN1246246C (zh) * 2000-10-04 2006-03-22 詹姆斯哈迪国际财金公司 使用上浆的纤维素纤维的纤维水泥复合材料
JP5226925B2 (ja) * 2000-10-17 2013-07-03 ジェイムズ ハーディー テクノロジー リミテッド 殺生物剤で処理した耐久性あるセルロース繊維を使用した、繊維セメント複合材料
EP1330571B1 (en) * 2000-10-17 2006-04-19 James Hardie International Finance B.V. Method of manufacturing a fiber reinforced cement composite material, a composite building material and a material formulation
JP4384411B2 (ja) * 2001-03-09 2009-12-16 ジェイムズ ハーディー インターナショナル ファイナンス ベスローテン フェンノートシャップ 改善された分散性を備える化学的に処理された繊維を用いた繊維強化セメント複合材料
US7993570B2 (en) 2002-10-07 2011-08-09 James Hardie Technology Limited Durable medium-density fibre cement composite
NZ541250A (en) * 2003-01-09 2008-09-26 James Hardie Int Finance Bv Fibre cement composite materials using bleached cellulose fibres
US7998571B2 (en) 2004-07-09 2011-08-16 James Hardie Technology Limited Composite cement article incorporating a powder coating and methods of making same
US20060157209A1 (en) * 2005-01-19 2006-07-20 Bianchini Craig A Method and apparatus to distribute the inflow of liquors in a Batch Digester
US8993462B2 (en) 2006-04-12 2015-03-31 James Hardie Technology Limited Surface sealed reinforced building element
WO2008106083A2 (en) * 2007-02-26 2008-09-04 Andritz Inc. Methods and systems for the use of recycled filtrate in bleaching pulp
BRPI0814664A2 (pt) 2007-07-25 2015-02-18 Haarslev As Método de pré-tratamento de materiais lignocelulósicos por hidrólise térmica, e, sistema para a execução do método.
US8209927B2 (en) 2007-12-20 2012-07-03 James Hardie Technology Limited Structural fiber cement building materials
FI123023B (sv) * 2009-09-01 2012-10-15 Andritz Oy Förfarande och anordning för avskiljning av såpa
CA2802237C (en) * 2010-06-10 2018-02-13 Packaging Corporation Of America Method of manufacturing pulp for corrugated medium
CA2979048C (en) * 2015-03-11 2021-03-16 Andritz Inc. Processes and systems for the pulping of lignocellulosic materials

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4814042A (en) * 1987-03-18 1989-03-21 Pulp & Paper Research Institute Of Canada Method for discharging delignified cellulosic materials from digesters
US4975148A (en) * 1988-12-06 1990-12-04 Ahlstromforetagen Svenska Ab Cold blow system for batch production of pulp
SE505141C2 (sv) 1995-10-23 1997-06-30 Sunds Defibrator Ind Ab Syrgasdelignifiering av massa i två steg med hög satsning av alkali och syrgas och temperatur under 90 C i första steget

Also Published As

Publication number Publication date
EP1268924A1 (en) 2003-01-02
JP2003500568A (ja) 2003-01-07
BR0010977A (pt) 2002-03-05
FI991220A (sv) 2000-11-29
CA2373490C (en) 2009-04-28
US6719878B1 (en) 2004-04-13
FI113187B (sv) 2007-09-25
EP1268924B1 (en) 2012-11-28
CA2373490A1 (en) 2000-12-07
WO2000073575A1 (en) 2000-12-07
AU4759300A (en) 2000-12-18

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