FI115640B - Het svartlut användande kokprocess - Google Patents

Het svartlut användande kokprocess Download PDF

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Publication number
FI115640B
FI115640B FI20002421A FI20002421A FI115640B FI 115640 B FI115640 B FI 115640B FI 20002421 A FI20002421 A FI 20002421A FI 20002421 A FI20002421 A FI 20002421A FI 115640 B FI115640 B FI 115640B
Authority
FI
Finland
Prior art keywords
liquor
dry matter
cooking
displaced
lye
Prior art date
Application number
FI20002421A
Other languages
English (en)
Finnish (fi)
Other versions
FI20002421A0 (sv
FI20002421A (sv
Inventor
Mikael Svedman
Hannu Haaslahti
Olavi Katajisto
Osmo Keitaanniemi
Original Assignee
Metso Paper 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
Application filed by Metso Paper Inc filed Critical Metso Paper Inc
Priority to FI20002421A priority Critical patent/FI115640B/sv
Publication of FI20002421A0 publication Critical patent/FI20002421A0/sv
Priority to PCT/FI2001/000927 priority patent/WO2002036876A1/en
Priority to BR0115122-3A priority patent/BR0115122A/pt
Priority to CA002425381A priority patent/CA2425381A1/en
Priority to US10/415,771 priority patent/US20040079498A1/en
Priority to AU2002215062A priority patent/AU2002215062A1/en
Priority to EP01983617A priority patent/EP1330572A1/en
Publication of FI20002421A publication Critical patent/FI20002421A/sv
Application granted granted Critical
Publication of FI115640B publication Critical patent/FI115640B/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
    • 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
    • D21C11/00—Regeneration of pulp liquors or effluent waste waters
    • D21C11/0021—Introduction of various effluents, e.g. waste waters, into the pulping, recovery and regeneration cycle (closed-cycle)
    • 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
    • D21C11/04—Regeneration of pulp liquors or effluent waste waters of alkali lye

Landscapes

  • Chemical & Material Sciences (AREA)
  • Inorganic Chemistry (AREA)
  • Paper (AREA)
FI20002421A 2000-11-03 2000-11-03 Het svartlut användande kokprocess FI115640B (sv)

Priority Applications (7)

Application Number Priority Date Filing Date Title
FI20002421A FI115640B (sv) 2000-11-03 2000-11-03 Het svartlut användande kokprocess
PCT/FI2001/000927 WO2002036876A1 (en) 2000-11-03 2001-10-26 A cooking process using hot black liquor
BR0115122-3A BR0115122A (pt) 2000-11-03 2001-10-26 Processo para produção de polpa em um processo de digestão alcalina
CA002425381A CA2425381A1 (en) 2000-11-03 2001-10-26 A cooking process using hot black liquor
US10/415,771 US20040079498A1 (en) 2000-11-03 2001-10-26 Cooking process using hot black liquor
AU2002215062A AU2002215062A1 (en) 2000-11-03 2001-10-26 A cooking process using hot black liquor
EP01983617A EP1330572A1 (en) 2000-11-03 2001-10-26 A cooking process using hot black liquor

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FI20002421A FI115640B (sv) 2000-11-03 2000-11-03 Het svartlut användande kokprocess
FI20002421 2000-11-03

Publications (3)

Publication Number Publication Date
FI20002421A0 FI20002421A0 (sv) 2000-11-03
FI20002421A FI20002421A (sv) 2002-05-04
FI115640B true FI115640B (sv) 2005-06-15

Family

ID=8559430

Family Applications (1)

Application Number Title Priority Date Filing Date
FI20002421A FI115640B (sv) 2000-11-03 2000-11-03 Het svartlut användande kokprocess

Country Status (7)

Country Link
US (1) US20040079498A1 (sv)
EP (1) EP1330572A1 (sv)
AU (1) AU2002215062A1 (sv)
BR (1) BR0115122A (sv)
CA (1) CA2425381A1 (sv)
FI (1) FI115640B (sv)
WO (1) WO2002036876A1 (sv)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE518993E (sv) * 2002-01-24 2013-04-23 Metso Paper Sweden Ab Framställning av cellulosamassa genom kokning med en kokvätska innehållande förindunstad svartlut
US7604711B2 (en) * 2005-03-08 2009-10-20 Bianchini Craig A Method to optimize temperature profiles displacement batch cooking
AU2010202496B2 (en) * 2010-05-04 2015-04-16 Bahia Specialty Cellulose Sa Method and system for high alpha dissolving pulp production
KR20110123184A (ko) 2010-05-06 2011-11-14 바히아 스페셜티 셀룰로스 에스에이 높은 알파 용해 펄프 제조를 위한 방법 및 시스템
NZ604002A (en) * 2010-05-04 2014-02-28 Bahia Specialty Cellulose Sa Method and system for pulp processing using cold caustic extraction with alkaline filtrate reuse
US8709204B1 (en) * 2013-03-14 2014-04-29 Veolia Water Solutions & Technologies North America Inc. System and process for recovering heat from weak black liquor in a wood pulping process
EP3207176A4 (en) * 2014-10-15 2018-05-09 Canfor Pulp Ltd Integrated kraft pulp mill and thermochemical conversion system
SE538454C2 (sv) * 2014-11-27 2016-07-12 Valmet Oy Method for displacement in batch digesters

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4578149A (en) * 1981-03-05 1986-03-25 Fagerlund Bertil K E Process for digesting cellulosic material with heat recovery
FI92224C (sv) * 1991-06-28 1994-10-10 Sunds Defibrator Rauma Oy Satsprocess för framställning av kraftmassa
FI94445C (sv) * 1992-07-10 1995-09-11 Ahlstroem Oy Förfarande och anordning för behandling av svartlut
US5522958A (en) * 1994-07-18 1996-06-04 Pulp And Paper Research Institute Of Canada Two-stage kraft cooking
FI970254A (sv) * 1997-01-22 1998-07-23 Ahlstrom Machinery Oy Förfarande och apparatur för massakokning

Also Published As

Publication number Publication date
AU2002215062A1 (en) 2002-05-15
WO2002036876A1 (en) 2002-05-10
CA2425381A1 (en) 2002-05-10
US20040079498A1 (en) 2004-04-29
FI20002421A0 (sv) 2000-11-03
BR0115122A (pt) 2003-09-30
EP1330572A1 (en) 2003-07-30
FI20002421A (sv) 2002-05-04

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