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SE9703762L - Processystem och förfarande för impregnering och basning av flis innan massakokning - Google Patents

Processystem och förfarande för impregnering och basning av flis innan massakokning

Info

Publication number
SE9703762L
SE9703762L SE9703762A SE9703762A SE9703762L SE 9703762 L SE9703762 L SE 9703762L SE 9703762 A SE9703762 A SE 9703762A SE 9703762 A SE9703762 A SE 9703762A SE 9703762 L SE9703762 L SE 9703762L
Authority
SE
Sweden
Prior art keywords
vessel
steaming
sloping
pulp
cellulose
Prior art date
Application number
SE9703762A
Other languages
Unknown language ( )
English (en)
Other versions
SE9703762D0 (sv
SE510706C2 (sv
Inventor
Lennart Gustavsson
Vidar Snekkenes
Johan Engstroem
Original Assignee
Kvaerner Pulping Tech
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 Kvaerner Pulping Tech filed Critical Kvaerner Pulping Tech
Priority to SE9703762A priority Critical patent/SE510706C2/sv
Publication of SE9703762D0 publication Critical patent/SE9703762D0/sv
Priority to PCT/SE1998/001817 priority patent/WO1999020827A1/en
Priority to AU94708/98A priority patent/AU9470898A/en
Priority to US09/529,460 priority patent/US6280567B1/en
Publication of SE9703762L publication Critical patent/SE9703762L/sv
Publication of SE510706C2 publication Critical patent/SE510706C2/sv
Priority to FI20000891A priority patent/FI119106B/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
    • D21C11/00—Regeneration of pulp liquors or effluent waste waters
    • D21C11/06—Treatment of pulp gases; Recovery of the heat content of the gases; Treatment of gases arising from various sources in pulp and paper mills; Regeneration of gaseous SO2, e.g. arising from liquors containing sulfur compounds
    • D21C11/08—Deodorisation ; Elimination of malodorous compounds, e.g. sulfur compounds such as hydrogen sulfide or mercaptans, from gas streams
    • 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
    • D21C1/00—Pretreatment of the finely-divided materials before digesting
    • 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
    • D21C1/00—Pretreatment of the finely-divided materials before digesting
    • D21C1/02—Pretreatment of the finely-divided materials before digesting with water or steam
    • 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
    • D21C1/00—Pretreatment of the finely-divided materials before digesting
    • D21C1/10—Physical methods for facilitating impregnation

Landscapes

  • Paper (AREA)
SE9703762A 1997-10-16 1997-10-16 Processystem och förfarande för impregnering och basning av flis innan massakokning SE510706C2 (sv)

Priority Applications (5)

Application Number Priority Date Filing Date Title
SE9703762A SE510706C2 (sv) 1997-10-16 1997-10-16 Processystem och förfarande för impregnering och basning av flis innan massakokning
PCT/SE1998/001817 WO1999020827A1 (en) 1997-10-16 1998-10-09 Process system and method for preliminary treatment of disintegrated cellulose-containing material prior to pulp digestion
AU94708/98A AU9470898A (en) 1997-10-16 1998-10-09 Process system and method for preliminary treatment of disintegrated cellulose-containing material prior to pulp digestion
US09/529,460 US6280567B1 (en) 1997-10-16 1998-10-09 System and method for treatment of cellulose-containing material prior to pulp digestion
FI20000891A FI119106B (sv) 1997-10-16 2000-04-14 Processarrangemang och förfarande för förbehandling av desintegrerat cellulosahaltigt material före kokning av massa

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE9703762A SE510706C2 (sv) 1997-10-16 1997-10-16 Processystem och förfarande för impregnering och basning av flis innan massakokning

Publications (3)

Publication Number Publication Date
SE9703762D0 SE9703762D0 (sv) 1997-10-16
SE9703762L true SE9703762L (sv) 1999-04-17
SE510706C2 SE510706C2 (sv) 1999-06-14

Family

ID=20408626

Family Applications (1)

Application Number Title Priority Date Filing Date
SE9703762A SE510706C2 (sv) 1997-10-16 1997-10-16 Processystem och förfarande för impregnering och basning av flis innan massakokning

Country Status (5)

Country Link
US (1) US6280567B1 (sv)
AU (1) AU9470898A (sv)
FI (1) FI119106B (sv)
SE (1) SE510706C2 (sv)
WO (1) WO1999020827A1 (sv)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE0104247L (sv) * 2001-12-14 2002-10-22 Kvaerner Pulping Tech Förbehandling av flis med färsk vitlut före behandling med svartlut
SE0104272L (sv) * 2001-12-17 2002-11-12 Kvaerner Pulping Tech Förfarande och arrangemang vid impregnering av flis
SE519262E (sv) * 2002-03-15 2008-01-08 Kvaerner Pulping Tech Förfarande för matning av cellulosaflis vid kontinuerlig kokning
SE0401870D0 (sv) * 2004-07-15 2004-07-15 Kvaerner Pulping Tech Förfarande för impregnering av flis
CA2651483C (en) * 2006-05-19 2013-06-18 Raymond Francis Methods for carbonate pretreatment and pulping of cellulosic material
US8303767B2 (en) * 2008-03-18 2012-11-06 The Research Foundation Of State University Of New York Methods of pretreating comminuted cellulosic material with carbonate-containing solutions
US8801898B2 (en) 2009-08-19 2014-08-12 Valmet Ab Method and arrangement for adding treatment liquors to cellulose raw material in a continuous process using down flow vessels
CN101721834B (zh) * 2009-12-18 2012-11-21 宜宾竹海竹资源科技有限责任公司 竹溶解浆预水解废气处理方法
CN103790057B (zh) * 2014-01-27 2016-03-30 天津科技大学 一种制备化学机械浆前对木片热水预处理的方法及利用该方法的制浆方法

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3258390A (en) * 1962-10-20 1966-06-28 Domtar Ltd Method and apparatus for maintaining a water balance during impregnation and digestion of cellulosic material
US3814662A (en) * 1969-09-08 1974-06-04 Bauer Bros Co Pulping system with impregnation digester having liquor recirculation and cleaning loop
DE3212767A1 (de) * 1982-04-06 1983-10-06 Nicolaus Md Verwaltungsges Verfahren und reaktor zum kontinuierlichen aufschliessen von pflanzenfasermaterial
US4632729A (en) * 1984-05-01 1986-12-30 Laakso Oliver A Chip presteaming and air washing
US5635025A (en) * 1994-12-05 1997-06-03 Ahlstrom Machinery Inc. Digester system containing a single vessel serving as all of a chip bin, steaming vessel, and chip chute
USH1681H (en) * 1995-03-10 1997-10-07 Ahlstrom Machinery Inc. Discharge from pulping vessels without the aid of mechanical agitation

Also Published As

Publication number Publication date
US6280567B1 (en) 2001-08-28
AU9470898A (en) 1999-05-10
SE9703762D0 (sv) 1997-10-16
FI20000891A7 (sv) 2000-04-14
FI119106B (sv) 2008-07-31
SE510706C2 (sv) 1999-06-14
WO1999020827A1 (en) 1999-04-29

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Legal Events

Date Code Title Description
NUG Patent has lapsed