FI962938A - Recirkulering av kvistar i ett förfarande vid kontinuerlig kokning av kemisk massa - Google Patents
Recirkulering av kvistar i ett förfarande vid kontinuerlig kokning av kemisk massa Download PDFInfo
- Publication number
- FI962938A FI962938A FI962938A FI962938A FI962938A FI 962938 A FI962938 A FI 962938A FI 962938 A FI962938 A FI 962938A FI 962938 A FI962938 A FI 962938A FI 962938 A FI962938 A FI 962938A
- Authority
- FI
- Finland
- Prior art keywords
- twigs
- recycling
- cooking process
- chemical pulp
- continuous 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
- D21C9/00—After-treatment of cellulose pulp, e.g. of wood pulp, or cotton linters ; Treatment of dilute or dewatered pulp or process improvement taking place after obtaining the raw cellulosic material and not provided for elsewhere
-
- 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
-
- 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
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Wood Science & Technology (AREA)
- Paper (AREA)
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
SE9400616 | 1994-02-23 | ||
SE9400616A SE9400616L (sv) | 1994-02-23 | 1994-02-23 | Omhändertagande av kvist vid kontinuerlig kokning |
SE9401135 | 1994-11-28 | ||
PCT/SE1994/001135 WO1995023257A1 (en) | 1994-02-23 | 1994-11-28 | Recycling of knots in a continuous process for cooking chemical pulp |
Publications (3)
Publication Number | Publication Date |
---|---|
FI962938A true FI962938A (sv) | 1996-07-23 |
FI962938A0 FI962938A0 (sv) | 1996-07-23 |
FI112956B FI112956B (sv) | 2004-02-13 |
Family
ID=20393048
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FI962938A FI112956B (sv) | 1994-02-23 | 1996-07-23 | Recirkulering av kvistar i ett förfarande vid kontinuerlig kokning av kemisk massa |
Country Status (9)
Country | Link |
---|---|
US (1) | US5672245A (sv) |
JP (1) | JP3723573B2 (sv) |
AU (1) | AU1428495A (sv) |
BR (1) | BR9408532A (sv) |
CA (1) | CA2182688C (sv) |
FI (1) | FI112956B (sv) |
SE (1) | SE9400616L (sv) |
WO (1) | WO1995023257A1 (sv) |
ZA (1) | ZA95112B (sv) |
Families Citing this family (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6024227A (en) | 1997-08-04 | 2000-02-15 | Ahlstrom Machinery Inc. | Tramp material removal from pulp feed systems |
SE0004050L (sv) * | 2000-11-03 | 2001-11-05 | Kvaerner Pulping Tech | Kontinuerlig kokning av massa med nettomedströmsflöde i kokarens bottenparti |
SE518897C2 (sv) * | 2001-04-17 | 2002-12-03 | Lars Obitz | System och metod för matning av fibrer från ett fiberseparationssteg vid ett första tryck till ett torkningssteg vid ett andra, lägre tryck |
SE525065C2 (sv) * | 2003-04-17 | 2004-11-23 | Kvaerner Pulping Tech | Förbehandling av flis med sur vätska vid ångbasning |
EP2231881A4 (en) * | 2007-12-19 | 2013-08-28 | Fpinnovations | CONVERSION OF NODE COMMITTEES FROM CHEMICAL PELLET RECOVERY |
WO2011102760A1 (en) * | 2010-02-17 | 2011-08-25 | Metso Paper Sweden Ab | Method and system for recycling of rejects in a process for cooking chemical pulp |
US9580864B2 (en) * | 2011-08-30 | 2017-02-28 | Valmet Ab | Kraft cooking method using polysulfide cooking liquor |
CA2824076A1 (en) | 2012-08-21 | 2014-02-21 | University Of New Brunswick | System and method for reclaiming rejects in sulfite pulping |
CN105084010B (zh) * | 2015-08-12 | 2017-11-21 | 海南金海浆纸业有限公司 | 一种高压喂料器及系统 |
CN107022917A (zh) * | 2017-05-08 | 2017-08-08 | 柯利佳 | 连续蒸煮器 |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3393121A (en) * | 1965-02-05 | 1968-07-16 | Scott Paper Co | Soda cook of acid sulfite knotter rejects |
US4002528A (en) * | 1972-02-18 | 1977-01-11 | Kamyr, Inc. | Apparatus for processing pulp |
US3886035A (en) * | 1973-03-12 | 1975-05-27 | Kamyr Inc | Process for separating knots from pulp |
NO151123C (no) * | 1975-11-06 | 1985-02-13 | Kamyr Inc | Fremgangsmaate til fremstilling av en homogen cullulosemasse |
US5401361A (en) * | 1992-08-19 | 1995-03-28 | Kamyr, Inc. | Completely coutercurrent cook continuous digester |
US5302247A (en) * | 1992-11-02 | 1994-04-12 | Kamyr, Inc. | Top circulation line cooling for a modified cook digester |
-
1994
- 1994-02-23 SE SE9400616A patent/SE9400616L/sv not_active IP Right Cessation
- 1994-11-28 AU AU14284/95A patent/AU1428495A/en not_active Abandoned
- 1994-11-28 CA CA002182688A patent/CA2182688C/en not_active Expired - Lifetime
- 1994-11-28 JP JP52228795A patent/JP3723573B2/ja not_active Expired - Lifetime
- 1994-11-28 US US08/530,350 patent/US5672245A/en not_active Expired - Lifetime
- 1994-11-28 BR BR9408532A patent/BR9408532A/pt not_active IP Right Cessation
- 1994-11-28 WO PCT/SE1994/001135 patent/WO1995023257A1/en active IP Right Grant
-
1995
- 1995-01-09 ZA ZA95112A patent/ZA95112B/xx unknown
-
1996
- 1996-07-23 FI FI962938A patent/FI112956B/sv not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
WO1995023257A1 (en) | 1995-08-31 |
BR9408532A (pt) | 1997-08-05 |
JPH09509229A (ja) | 1997-09-16 |
SE501369C2 (sv) | 1995-01-23 |
AU1428495A (en) | 1995-09-11 |
SE9400616D0 (sv) | 1994-02-23 |
FI962938A0 (sv) | 1996-07-23 |
ZA95112B (en) | 1996-02-05 |
US5672245A (en) | 1997-09-30 |
CA2182688C (en) | 2005-04-05 |
JP3723573B2 (ja) | 2005-12-07 |
SE9400616L (sv) | 1995-01-23 |
FI112956B (sv) | 2004-02-13 |
CA2182688A1 (en) | 1995-08-31 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PC | Transfer of assignment of patent |
Owner name: METSO FIBER KARLSTAD AB Free format text: METSO FIBER KARLSTAD AB |
|
PC | Transfer of assignment of patent |
Owner name: METSO PAPER SWEDEN AKTIEBOLAG Free format text: METSO PAPER SWEDEN AKTIEBOLAG |
|
MA | Patent expired |