ATE472631T1 - Verfahren zum kontinuierlichen kochen von zellstoff - Google Patents
Verfahren zum kontinuierlichen kochen von zellstoffInfo
- Publication number
- ATE472631T1 ATE472631T1 AT02792125T AT02792125T ATE472631T1 AT E472631 T1 ATE472631 T1 AT E472631T1 AT 02792125 T AT02792125 T AT 02792125T AT 02792125 T AT02792125 T AT 02792125T AT E472631 T1 ATE472631 T1 AT E472631T1
- Authority
- AT
- Austria
- Prior art keywords
- sub
- digester system
- digester
- process liquid
- cooking
- Prior art date
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
- D21C3/22—Other features of pulping processes
- D21C3/24—Continuous 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
- D21C7/14—Means for circulating the lye
Landscapes
- Paper (AREA)
- Polysaccharides And Polysaccharide Derivatives (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
SE0104063A SE520956C2 (sv) | 2001-12-05 | 2001-12-05 | Kontinuerlig kokning med extra uppehållstid för avdragen vätska utanför kokaren |
PCT/SE2002/002225 WO2003060229A1 (en) | 2001-12-05 | 2002-12-04 | Process for continuously cooking chemical cellulose pulp |
Publications (1)
Publication Number | Publication Date |
---|---|
ATE472631T1 true ATE472631T1 (de) | 2010-07-15 |
Family
ID=20286187
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
AT02792125T ATE472631T1 (de) | 2001-12-05 | 2002-12-04 | Verfahren zum kontinuierlichen kochen von zellstoff |
Country Status (9)
Country | Link |
---|---|
US (1) | US7217338B2 (de) |
EP (1) | EP1454009B1 (de) |
JP (1) | JP4292082B2 (de) |
AT (1) | ATE472631T1 (de) |
AU (1) | AU2002358364A1 (de) |
BR (1) | BR0214632B1 (de) |
DE (1) | DE60236889D1 (de) |
SE (1) | SE520956C2 (de) |
WO (1) | WO2003060229A1 (de) |
Families Citing this family (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
SE0200937L (sv) * | 2002-03-25 | 2002-12-23 | Kvaerner Pulping Tech | Förfarande för modifiering av cellulosafibrer i samband med kokning |
SE0401870D0 (sv) * | 2004-07-15 | 2004-07-15 | Kvaerner Pulping Tech | Förfarande för impregnering av flis |
SE529206C2 (sv) * | 2005-11-29 | 2007-05-29 | Metso Fiber Karlstad Ab | Förfarande och anordning vid kontinuerlig kokning av kemisk cellulosamassa |
SE0600309L (sv) * | 2006-02-10 | 2006-11-14 | Kvaerner Pulping Tech | Förfarande för impregnering av flis i ett kontinuerligt kokerisystem |
SE530332C2 (sv) * | 2006-11-07 | 2008-05-06 | Metso Fiber Karlstad Ab | Förfarande för att energieffektivt producera cellulosamassa i ett kontinuerligt kokeri |
SE531632C2 (sv) * | 2007-12-20 | 2009-06-09 | Metso Fiber Karlstad Ab | Förfarande vid tillverkning av sulfatmassa där hemicellulosor återförs |
CN103628340B (zh) * | 2013-12-15 | 2015-09-09 | 来安县新元机电设备设计有限公司 | 一种鲜青檀皮加工系统 |
CA2986132A1 (en) | 2015-06-11 | 2016-12-15 | Tyton Biosciences, Llc | Process and system for producing pulp, energy, and bioderivatives from plant-based and recycled materials |
CN105256625A (zh) * | 2015-09-18 | 2016-01-20 | 新疆国力源投资有限公司 | 一种制备漂白竹浆的方法 |
US10501599B2 (en) | 2018-01-12 | 2019-12-10 | Tyton Biosciences, Llc | Methods for recycling cotton and polyester fibers from waste textiles |
Family Cites Families (21)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
SE225253C1 (de) | 1969-02-25 | |||
FR1510761A (fr) * | 1966-03-03 | 1968-01-19 | Mo Och Domsjoe Ab | Procédé pour l'accroissement du rendement de la préparation de pâtes à papier par voie alcaline |
US3383277A (en) * | 1967-02-06 | 1968-05-14 | Scott Paper Co | Two-stage pulping process with an isothermal first stage |
SE413785B (sv) * | 1978-09-22 | 1980-06-23 | Mo Och Domsjoe Ab | Forfarande for uppslutning av lignocellulosahaltiga material genom alkalisk kokning i nervaro av ett tillsatsemne av redoxtyp |
FI69854C (fi) * | 1984-04-02 | 1986-05-26 | Enso Gutzeit Oy | Foerfarande foer foervaratagning av loesliga kolhydrater i trae |
SE453840B (sv) * | 1984-12-21 | 1988-03-07 | Mo Och Domsjoe Ab | Forfarande vid framstellning av cellulosamassa |
FI75615C (fi) * | 1985-11-29 | 1991-08-26 | Ahlstroem Oy | Foerfarande foer saenkning av svartlutens viskositet. |
CA1299322C (en) * | 1987-10-26 | 1992-04-28 | Larry A. Wilhelmsen | Apparatus and methods for reducing the formation of scale in pulping operations |
US5489363A (en) | 1993-05-04 | 1996-02-06 | Kamyr, Inc. | Pulping with low dissolved solids for improved pulp strength |
FI95607C (fi) * | 1994-06-03 | 1996-02-26 | Valtion Teknillinen | Menetelmä ja entsyymivalmiste selluloosamassojen käsittelemiseksi |
US6776876B1 (en) * | 1994-10-13 | 2004-08-17 | Andritz Oy | Method of treating cellulosic pulp to remove hexenuronic acid |
AT403301B (de) * | 1996-04-04 | 1998-01-26 | Impco Voest Alpine Pulp Tech | Kontinuierliche flüssigkeitsführung |
US5774898A (en) | 1996-05-02 | 1998-07-07 | Malpee; Mitchell G. | Athletic footwear for soft terrain |
US20020139497A1 (en) * | 1996-06-05 | 2002-10-03 | Jiang Jian Er | Metal extraction prior to chelation in chemical pulp production |
US6475338B1 (en) * | 1996-06-05 | 2002-11-05 | Andritz Inc. | Method of minimizing transition metal ions during chemical pulping in a digester by adding chelating agent to the digester |
SE511850C2 (sv) | 1997-02-10 | 1999-12-06 | Kvaerner Pulping Tech | Sätt och anläggning för kontinuerlig kokning av fibermaterial |
US5882477A (en) * | 1997-02-10 | 1999-03-16 | Ahlstrom Machinery, Inc. | Continuous digester with a low temperature gas-phase |
US5885414A (en) * | 1997-08-18 | 1999-03-23 | Kvaerner Pulping Ab | Method of producing pulp with high alkali cooking in the last cooking stage |
US6468390B1 (en) * | 1998-08-24 | 2002-10-22 | Kvaerner Pulping Ab | Method for continuous cooking of lignocellulosic fiber material |
US6464827B1 (en) * | 2000-11-28 | 2002-10-15 | Praxair Technology, Inc. | Method of digesting wood with an alkaline liquor by adding an acidic agent to precipitate dissociated lignin |
SE518542C2 (sv) * | 2001-03-21 | 2002-10-22 | Kvaerner Pulping Tech | Kontinuerlig kokare förfarande för drift av kontinuerlig kokare och återföringssystem för kokvätska i en kontinuerlig kokare |
-
2001
- 2001-12-05 SE SE0104063A patent/SE520956C2/sv not_active IP Right Cessation
-
2002
- 2002-12-04 AT AT02792125T patent/ATE472631T1/de not_active IP Right Cessation
- 2002-12-04 DE DE60236889T patent/DE60236889D1/de not_active Expired - Lifetime
- 2002-12-04 EP EP02792125A patent/EP1454009B1/de not_active Expired - Lifetime
- 2002-12-04 US US10/494,397 patent/US7217338B2/en not_active Expired - Fee Related
- 2002-12-04 AU AU2002358364A patent/AU2002358364A1/en not_active Abandoned
- 2002-12-04 BR BRPI0214632-0A patent/BR0214632B1/pt not_active IP Right Cessation
- 2002-12-04 JP JP2003560303A patent/JP4292082B2/ja not_active Expired - Fee Related
- 2002-12-04 WO PCT/SE2002/002225 patent/WO2003060229A1/en active Application Filing
Also Published As
Publication number | Publication date |
---|---|
EP1454009A1 (de) | 2004-09-08 |
DE60236889D1 (de) | 2010-08-12 |
US20040261960A1 (en) | 2004-12-30 |
JP4292082B2 (ja) | 2009-07-08 |
WO2003060229A1 (en) | 2003-07-24 |
SE520956C2 (sv) | 2003-09-16 |
EP1454009B1 (de) | 2010-06-30 |
US7217338B2 (en) | 2007-05-15 |
SE0104063L (sv) | 2003-06-06 |
JP2005515311A (ja) | 2005-05-26 |
AU2002358364A1 (en) | 2003-07-30 |
BR0214632B1 (pt) | 2013-06-04 |
BR0214632A (pt) | 2004-11-03 |
SE0104063D0 (sv) | 2001-12-05 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
RER | Ceased as to paragraph 5 lit. 3 law introducing patent treaties |