SE9902745L - Förfarande och anordning för kokning av massa - Google Patents
Förfarande och anordning för kokning av massaInfo
- Publication number
- SE9902745L SE9902745L SE9902745A SE9902745A SE9902745L SE 9902745 L SE9902745 L SE 9902745L SE 9902745 A SE9902745 A SE 9902745A SE 9902745 A SE9902745 A SE 9902745A SE 9902745 L SE9902745 L SE 9902745L
- Authority
- SE
- Sweden
- Prior art keywords
- liquor
- digester
- batch
- displaced
- pulp
- 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
- D21C1/00—Pretreatment of the finely-divided materials before digesting
- D21C1/06—Pretreatment of the finely-divided materials before digesting with alkaline reacting 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
- D21C3/02—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
- D21C3/00—Pulping cellulose-containing materials
- D21C3/22—Other features of pulping processes
- D21C3/26—Multistage processes
- D21C3/266—Multistage processes the same pulping agent being used in all stages
Landscapes
- Chemical & Material Sciences (AREA)
- Inorganic Chemistry (AREA)
- Paper (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FI970254A FI970254A (sv) | 1997-01-22 | 1997-01-22 | Förfarande och apparatur för massakokning |
PCT/FI1998/000054 WO1998032912A1 (en) | 1997-01-22 | 1998-01-22 | Batch cooking with black liquor pretreatment |
Publications (2)
Publication Number | Publication Date |
---|---|
SE9902745D0 SE9902745D0 (sv) | 1999-07-20 |
SE9902745L true SE9902745L (sv) | 1999-09-21 |
Family
ID=8547734
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
SE9902745A SE9902745L (sv) | 1997-01-22 | 1999-07-20 | Förfarande och anordning för kokning av massa |
Country Status (5)
Country | Link |
---|---|
US (1) | US6350348B1 (sv) |
CA (1) | CA2278181A1 (sv) |
FI (1) | FI970254A (sv) |
SE (1) | SE9902745L (sv) |
WO (1) | WO1998032912A1 (sv) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5885414A (en) * | 1997-08-18 | 1999-03-23 | Kvaerner Pulping Ab | Method of producing pulp with high alkali cooking in the last cooking stage |
FI115640B (sv) * | 2000-11-03 | 2005-06-15 | Metso Paper Inc | Het svartlut användande kokprocess |
FI120361B (sv) * | 2003-12-31 | 2009-09-30 | Gl & V Finance Hungary Kft | Satskokförfarande för framställning av kraftmassa |
US20060157209A1 (en) * | 2005-01-19 | 2006-07-20 | Bianchini Craig A | Method and apparatus to distribute the inflow of liquors in a Batch Digester |
US20100206499A1 (en) * | 2009-02-13 | 2010-08-19 | Zilkha Biomass Acquisitions Company L.L.C. | Methods for Producing Biomass-Based Fuel With Pulp Processing Equipment |
CN102517948A (zh) * | 2011-12-29 | 2012-06-27 | 永州湘江纸业有限责任公司 | 多种纤维原料混合蒸煮制浆的方法 |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2639987A (en) * | 1947-07-09 | 1953-05-26 | Ass Pulp & Paper Mills | Two-stage pulping process |
FI93866B (sv) * | 1990-02-09 | 1995-02-28 | Sunds Defibrator Rauma Oy | Förfarande för framställning av sulfatmassa |
FI92224C (sv) * | 1991-06-28 | 1994-10-10 | Sunds Defibrator Rauma Oy | Satsprocess för framställning av kraftmassa |
TW270159B (sv) * | 1994-03-04 | 1996-02-11 | Beloit Technologies Inc | |
US5522958A (en) * | 1994-07-18 | 1996-06-04 | Pulp And Paper Research Institute Of Canada | Two-stage kraft cooking |
WO1996007786A1 (en) | 1994-09-02 | 1996-03-14 | Kamyr, Inc. | Continuous kraft cooking with black liquor pretreatment |
US5635026A (en) * | 1995-11-13 | 1997-06-03 | Ahlstrom Machinery Inc. | Cooking cellulose material with high alkali concentrations and/or high pH |
-
1997
- 1997-01-22 FI FI970254A patent/FI970254A/sv unknown
-
1998
- 1998-01-22 WO PCT/FI1998/000054 patent/WO1998032912A1/en active Application Filing
- 1998-01-22 CA CA002278181A patent/CA2278181A1/en not_active Abandoned
- 1998-01-22 US US09/341,843 patent/US6350348B1/en not_active Expired - Fee Related
-
1999
- 1999-07-20 SE SE9902745A patent/SE9902745L/sv not_active Application Discontinuation
Also Published As
Publication number | Publication date |
---|---|
FI970254A (sv) | 1998-07-23 |
WO1998032912A1 (en) | 1998-07-30 |
US6350348B1 (en) | 2002-02-26 |
CA2278181A1 (en) | 1998-07-30 |
FI970254A0 (sv) | 1997-01-22 |
SE9902745D0 (sv) | 1999-07-20 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
NAV | Patent application has lapsed |