FI963448A0 - Inverkan av temperatur och alkalimatning på messsans ljushet - Google Patents
Inverkan av temperatur och alkalimatning på messsans ljushetInfo
- Publication number
- FI963448A0 FI963448A0 FI963448A FI963448A FI963448A0 FI 963448 A0 FI963448 A0 FI 963448A0 FI 963448 A FI963448 A FI 963448A FI 963448 A FI963448 A FI 963448A FI 963448 A0 FI963448 A0 FI 963448A0
- Authority
- FI
- Finland
- Prior art keywords
- cooking
- fair
- brightness
- temperature
- effect
- 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
- 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
- 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
- D21C3/22—Other features of pulping processes
Landscapes
- Paper (AREA)
- Pens And Brushes (AREA)
- Glass Compositions (AREA)
- Secondary Cells (AREA)
- Dental Preparations (AREA)
- Primary Cells (AREA)
- Polysaccharides And Polysaccharide Derivatives (AREA)
- Medicines Containing Antibodies Or Antigens For Use As Internal Diagnostic Agents (AREA)
- Peptides Or Proteins (AREA)
Applications Claiming Priority (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US20649694A | 1994-03-04 | 1994-03-04 | |
| US20649694 | 1994-03-04 | ||
| US9502719 | 1995-03-02 | ||
| PCT/US1995/002719 WO1995023891A1 (en) | 1994-03-04 | 1995-03-02 | Impact of temperature and alkali charge on pulp brightness |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| FI963448A0 true FI963448A0 (sv) | 1996-09-03 |
| FI963448A FI963448A (sv) | 1996-09-03 |
| FI118348B FI118348B (sv) | 2007-10-15 |
Family
ID=22766657
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FI963448A FI118348B (sv) | 1994-03-04 | 1996-09-03 | Inverkan av temperatur och alkalimatning på massans ljushet |
Country Status (19)
| Country | Link |
|---|---|
| EP (1) | EP0748412B1 (sv) |
| JP (1) | JP2876428B2 (sv) |
| CN (1) | CN1143398A (sv) |
| AT (1) | ATE172503T1 (sv) |
| AU (1) | AU684623B2 (sv) |
| BR (1) | BR9506974A (sv) |
| CA (1) | CA2184706C (sv) |
| DE (1) | DE69505503T2 (sv) |
| ES (1) | ES2126263T3 (sv) |
| FI (1) | FI118348B (sv) |
| MX (1) | MX9603876A (sv) |
| NO (1) | NO963520L (sv) |
| NZ (1) | NZ282616A (sv) |
| PL (1) | PL316144A1 (sv) |
| RO (1) | RO117929B1 (sv) |
| RU (1) | RU2127342C1 (sv) |
| TW (1) | TW270159B (sv) |
| WO (1) | WO1995023891A1 (sv) |
| ZA (1) | ZA951777B (sv) |
Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FI970254A (sv) | 1997-01-22 | 1998-07-23 | Ahlstrom Machinery Oy | Förfarande och apparatur för massakokning |
| US6139689A (en) * | 1997-06-11 | 2000-10-31 | Beloit Technologies, Inc. | Apparatus for digesting pulp in a displacement batch digester that uses displacement liquor having a sufficient hydrostatic head |
| FI20001351A0 (sv) * | 2000-06-06 | 2000-06-06 | Valmet Chemical Pulping Oy | Förfarande för satsvis kokning |
| SE0602476L (sv) * | 2006-11-22 | 2007-08-21 | Metso Fiber Karlstad Ab | Metod för att återvinna värmeenergi från svartlut |
| KR20110123184A (ko) | 2010-05-06 | 2011-11-14 | 바히아 스페셜티 셀룰로스 에스에이 | 높은 알파 용해 펄프 제조를 위한 방법 및 시스템 |
| CN103757961B (zh) * | 2013-12-30 | 2016-01-20 | 汶瑞机械(山东)有限公司 | 一种间歇蒸煮装置及其布液方法 |
| US9644317B2 (en) | 2014-11-26 | 2017-05-09 | International Paper Company | Continuous digester and feeding system |
| FI129440B (sv) * | 2020-01-15 | 2022-02-28 | Chempolis Oy | Kokanordning och -förfarande för behandling av biomassa som innehåller lignocellulosa |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US1687076A (en) * | 1927-10-12 | 1928-10-09 | Venning D Simons | Process for cooking wood chips by the alkaline process of pulp manufacture |
| US4578149A (en) * | 1981-03-05 | 1986-03-25 | Fagerlund Bertil K E | Process for digesting cellulosic material with heat recovery |
| JPS6059189A (ja) * | 1983-08-24 | 1985-04-05 | ベロイト コ−ポレ−ション | 多段式木材チツプ蒸解法 |
| SU1498857A1 (ru) * | 1987-07-17 | 1989-08-07 | Сибирский научно-исследовательский институт целлюлозы и картона | Способ щелочной варки целлюлозы в котлах периодического действи |
-
1995
- 1995-02-23 TW TW084101667A patent/TW270159B/zh active
- 1995-03-02 EP EP95912729A patent/EP0748412B1/en not_active Expired - Lifetime
- 1995-03-02 DE DE69505503T patent/DE69505503T2/de not_active Expired - Fee Related
- 1995-03-02 AT AT95912729T patent/ATE172503T1/de active
- 1995-03-02 NZ NZ282616A patent/NZ282616A/en unknown
- 1995-03-02 JP JP7523062A patent/JP2876428B2/ja not_active Expired - Lifetime
- 1995-03-02 ES ES95912729T patent/ES2126263T3/es not_active Expired - Lifetime
- 1995-03-02 RU RU96121355A patent/RU2127342C1/ru active
- 1995-03-02 AU AU19789/95A patent/AU684623B2/en not_active Ceased
- 1995-03-02 CN CN95191955A patent/CN1143398A/zh active Pending
- 1995-03-02 WO PCT/US1995/002719 patent/WO1995023891A1/en active IP Right Grant
- 1995-03-02 CA CA002184706A patent/CA2184706C/en not_active Expired - Fee Related
- 1995-03-02 MX MX9603876A patent/MX9603876A/es unknown
- 1995-03-02 PL PL95316144A patent/PL316144A1/xx unknown
- 1995-03-02 BR BR9506974A patent/BR9506974A/pt not_active IP Right Cessation
- 1995-03-02 RO RO96-01743A patent/RO117929B1/ro unknown
- 1995-03-03 ZA ZA951777A patent/ZA951777B/xx unknown
-
1996
- 1996-08-23 NO NO963520A patent/NO963520L/no unknown
- 1996-09-03 FI FI963448A patent/FI118348B/sv active IP Right Grant
Also Published As
| Publication number | Publication date |
|---|---|
| EP0748412A1 (en) | 1996-12-18 |
| ZA951777B (en) | 1995-12-11 |
| RU2127342C1 (ru) | 1999-03-10 |
| NO963520L (no) | 1996-08-23 |
| ES2126263T3 (es) | 1999-03-16 |
| RO117929B1 (ro) | 2002-09-30 |
| JP2876428B2 (ja) | 1999-03-31 |
| CN1143398A (zh) | 1997-02-19 |
| EP0748412B1 (en) | 1998-10-21 |
| WO1995023891A1 (en) | 1995-09-08 |
| CA2184706C (en) | 2001-10-30 |
| AU1978995A (en) | 1995-09-18 |
| BR9506974A (pt) | 1997-09-16 |
| CA2184706A1 (en) | 1995-09-08 |
| ATE172503T1 (de) | 1998-11-15 |
| PL316144A1 (en) | 1996-12-23 |
| MX9603876A (es) | 1997-03-29 |
| DE69505503D1 (de) | 1998-11-26 |
| TW270159B (sv) | 1996-02-11 |
| DE69505503T2 (de) | 1999-10-21 |
| FI118348B (sv) | 2007-10-15 |
| FI963448A (sv) | 1996-09-03 |
| JPH09505115A (ja) | 1997-05-20 |
| AU684623B2 (en) | 1997-12-18 |
| NZ282616A (en) | 1997-05-26 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| FG | Patent granted |
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