SE0400559D0 - Kokning med svartlut samt förbehandling av cellulosahaltigt material - Google Patents

Kokning med svartlut samt förbehandling av cellulosahaltigt material

Info

Publication number
SE0400559D0
SE0400559D0 SE0400559A SE0400559A SE0400559D0 SE 0400559 D0 SE0400559 D0 SE 0400559D0 SE 0400559 A SE0400559 A SE 0400559A SE 0400559 A SE0400559 A SE 0400559A SE 0400559 D0 SE0400559 D0 SE 0400559D0
Authority
SE
Sweden
Prior art keywords
slurrying
spent liquor
chip
liquor
digester
Prior art date
Application number
SE0400559A
Other languages
English (en)
Other versions
SE0400559L (sv
Inventor
Kaj O Henricson
Pekka Tervola
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=27404627&utm_source=***_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=SE0400559(D0) "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 SE0400559L publication Critical patent/SE0400559L/sv
Publication of SE0400559D0 publication Critical patent/SE0400559D0/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
    • D21C7/00—Digesters
    • 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
    • D21C3/022—Pulping cellulose-containing materials with inorganic bases or alkaline reacting compounds, e.g. sulfate processes in presence of S-containing compounds
    • 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
    • D21C3/24—Continuous processes

Landscapes

  • Chemical & Material Sciences (AREA)
  • Inorganic Chemistry (AREA)
  • Paper (AREA)
SE0400559A 1994-09-02 2004-03-08 Kokning med svartlut samt förbehandling av cellulosahaltigt material SE0400559D0 (sv)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
US29910394A 1994-09-02 1994-09-02
US34582294A 1994-11-21 1994-11-21
US08/403,932 US5660686A (en) 1994-09-02 1995-03-14 Cooking with spent liquor pretreatment of cellulose material
PCT/US1995/011011 WO1996007787A1 (en) 1994-09-02 1995-08-30 Cooking with spent liquor pretreatment of cellulose material

Publications (2)

Publication Number Publication Date
SE0400559L SE0400559L (sv) 2004-03-08
SE0400559D0 true SE0400559D0 (sv) 2004-03-08

Family

ID=27404627

Family Applications (3)

Application Number Title Priority Date Filing Date
SE9700704A SE523572C2 (sv) 1994-09-02 1997-02-26 Kokning med svartlut samt förbehandling av cellulosahaltigt material
SE0400560A SE0400560D0 (sv) 1994-09-02 2004-03-08 Kokning med svartlut samt förbehandling av cellulosahaltigt material
SE0400559A SE0400559D0 (sv) 1994-09-02 2004-03-08 Kokning med svartlut samt förbehandling av cellulosahaltigt material

Family Applications Before (2)

Application Number Title Priority Date Filing Date
SE9700704A SE523572C2 (sv) 1994-09-02 1997-02-26 Kokning med svartlut samt förbehandling av cellulosahaltigt material
SE0400560A SE0400560D0 (sv) 1994-09-02 2004-03-08 Kokning med svartlut samt förbehandling av cellulosahaltigt material

Country Status (7)

Country Link
US (1) US5660686A (sv)
JP (1) JP3059486B2 (sv)
AU (1) AU3461195A (sv)
CA (1) CA2198719C (sv)
FI (1) FI970863A (sv)
SE (3) SE523572C2 (sv)
WO (1) WO1996007787A1 (sv)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6248208B1 (en) * 1995-06-02 2001-06-19 Andritz-Ahlstrom Inc. Pretreatment of chips before cooking
SE504644C2 (sv) * 1995-07-12 1997-03-24 Kvaerner Pulping Tech Vätskecirkulation i ett kärl för impregnering av flis
SE506703C2 (sv) * 1995-07-12 1998-02-02 Kvaerner Pulping Tech Impregnering av fibermaterial i medström vid kontinuerlig kokning
SE506458C2 (sv) * 1996-02-09 1997-12-15 Kvaerner Pulping Tech Kontinuerlig kokning av cellulosahaltigt material med värmeväxling mellan kokaravdrag och cirkulerande kokvätska
US20010032711A1 (en) * 1998-10-26 2001-10-25 C. Bertil Stromberg Pulp cooking with particular alkali profiles
SE518993E (sv) * 2002-01-24 2013-04-23 Metso Paper Sweden Ab Framställning av cellulosamassa genom kokning med en kokvätska innehållande förindunstad svartlut
WO2004106624A1 (en) * 2003-06-03 2004-12-09 Pacific Pulp Resources Inc. Method for producing pulp and lignin
SE527058C2 (sv) * 2004-02-09 2005-12-13 Kvaerner Pulping Tech Kontinuerlig kokprocess med förbättrad värmeekonomi
FI120547B (sv) * 2004-10-04 2009-11-30 Metso Paper Inc Alkaliskt kokförfarande och anläggning för framställning av massa
FI122841B (sv) * 2004-10-04 2012-07-31 Metso Paper Inc Förfarande och anordning för tillverkning av cellulosamassa
US20100263813A1 (en) * 2009-04-21 2010-10-21 Andritz Inc. Green liquor pretreatment of lignocellulosic material
WO2012005643A1 (en) * 2010-07-09 2012-01-12 Metso Paper Sweden Ab Method and system for impregnating chips
EP2751331B2 (en) * 2011-08-30 2020-04-22 Valmet Aktiebolag Kraft cooking method using polysulfide cooking liquor
JP6472758B2 (ja) * 2013-02-08 2019-02-20 ゲーペー ツェルローゼ ゲーエムベーハー 改善されたα−セルロース含量を有する軟材クラフト繊維およびその化学セルロース製品の生産における使用

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE468053B (sv) * 1988-12-20 1992-10-26 Kamyr Ab Saett vid kontinuerlig uppslutningskokning av cellulosahaltigt fibermaterial
US5053108A (en) * 1989-06-28 1991-10-01 Kamyr Ab High sulfidity cook for paper pulp using black liquor sulfonization of steamed chips
US5256255A (en) * 1989-09-28 1993-10-26 Beloit Technologies, Inc. Displacement heating in continuous digesters
DE69111165T2 (de) * 1990-09-20 1995-11-16 Kvaerner Pulping Tech Tränkung mit Schwarzlauge vor der Zufuhr der Weisslauge.
NO920692L (no) * 1991-05-24 1992-11-25 Kamyr Inc Behandling av organiske svovelgasser, spesielt i kraftmasse systemer og prosesser
US5522958A (en) * 1994-07-18 1996-06-04 Pulp And Paper Research Institute Of Canada Two-stage kraft cooking

Also Published As

Publication number Publication date
WO1996007787A1 (en) 1996-03-14
JP3059486B2 (ja) 2000-07-04
US5660686A (en) 1997-08-26
SE9700704L (sv) 1997-05-02
SE523572C2 (sv) 2004-04-27
SE0400559L (sv) 2004-03-08
FI970863A0 (sv) 1997-02-28
SE0400560L (sv) 2004-03-08
CA2198719C (en) 2004-03-16
SE0400560D0 (sv) 2004-03-08
FI970863A (sv) 1997-05-02
JPH10506687A (ja) 1998-06-30
CA2198719A1 (en) 1996-03-14
AU3461195A (en) 1996-03-27
SE9700704D0 (sv) 1997-02-26

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Legal Events

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NAV Patent application has lapsed
NAV Patent application has lapsed