FI991220A - Menetelmä massan käsittelemiseksi - Google Patents

Menetelmä massan käsittelemiseksi Download PDF

Info

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

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

Landscapes

  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Wood Science & Technology (AREA)
  • Mechanical Engineering (AREA)
  • Paper (AREA)
FI991220A 1999-05-28 1999-05-28 Menetelmä massan käsittelemiseksi FI113187B (fi)

Priority Applications (8)

Application Number Priority Date Filing Date Title
FI991220A FI113187B (fi) 1999-05-28 1999-05-28 Menetelmä massan käsittelemiseksi
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
JP2001500051A JP2003500568A (ja) 1999-05-28 2000-05-22 パルプの機械的損傷を避ける方法
US09/926,578 US6719878B1 (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
EP00929570A EP1268924B1 (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
FI991220A FI113187B (fi) 1999-05-28 1999-05-28 Menetelmä massan käsittelemiseksi
FI991220 1999-05-28

Publications (3)

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

Family

ID=8554760

Family Applications (1)

Application Number Title Priority Date Filing Date
FI991220A FI113187B (fi) 1999-05-28 1999-05-28 Menetelmä massan käsittelemiseksi

Country Status (8)

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

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6572697B2 (en) 2000-03-14 2003-06-03 James Hardie Research Pty Limited Fiber cement building materials with low density additives
NZ525327A (en) * 2000-10-04 2006-02-24 James Hardie Int Finance Bv Fiber cement composite materials using cellulose fibers loaded with inorganic and/or organic substances
CZ2003959A3 (cs) * 2000-10-04 2003-09-17 James Hardie Research Pty. Limited Vláknité cementové kompozitní materiály používající lubrikovaná celulosová vlákna
KR100817968B1 (ko) * 2000-10-17 2008-03-31 제임스 하디 인터내셔널 파이낸스 비.브이. 살생제 처리된 내구성 셀룰로오스 섬유를 이용한 섬유시멘트 복합재료
PL362738A1 (en) 2000-10-17 2004-11-02 James Hardie Research Pty Limited Method for reducing impurities in cellulose fibers for manufacture of fiber reinforced cement composite materials
ES2284820T3 (es) * 2001-03-09 2007-11-16 James Hardie International Finance B.V. Materiales compuestos de cemento reforzado por fibras que utilizan fibras tratadas quimicamente con dispersabilidad mejorada.
MXPA05003691A (es) 2002-10-07 2005-11-17 James Hardie Int Finance Bv Material mixto de fibrocemento de densidad media durable.
EP1587767B1 (en) 2003-01-09 2017-07-19 James Hardie Technology Limited Fiber cement composite materials using bleached cellulose fibers and their manufacturing method
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
DK2185734T3 (da) * 2007-07-25 2011-07-18 Haarslev As Fremgangsmåde og apparat til forbehandling af lignocellulosisk materiale
US8209927B2 (en) 2007-12-20 2012-07-03 James Hardie Technology Limited Structural fiber cement building materials
FI123023B (fi) 2009-09-01 2012-10-15 Andritz Oy Menetelmä ja laitteisto suovan erottamiseksi
US8961740B2 (en) 2010-06-10 2015-02-24 Packaging Corporation Of America Method of manufacturing pulp for corrugated medium
CN107429484A (zh) * 2015-03-11 2017-12-01 安德里兹有限公司 用于木质纤维素材料的制浆的方法和系统
SE544255C2 (en) * 2020-09-03 2022-03-15 Valmet Oy System for producing cellulose pulp and method for controlling such a system

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
CA2373490C (en) 2009-04-28
CA2373490A1 (en) 2000-12-07
BR0010977A (pt) 2002-03-05
AU4759300A (en) 2000-12-18
JP2003500568A (ja) 2003-01-07
EP1268924B1 (en) 2012-11-28
EP1268924A1 (en) 2003-01-02
FI113187B (fi) 2007-09-25
FI991220A0 (fi) 1999-05-28
US6719878B1 (en) 2004-04-13
WO2000073575A1 (en) 2000-12-07

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Opponent name: KVAERNER PULPING TECHNOLOGIES AB

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