ES2249721T3 - Coccion continua de pasta de celulosa con ahorro mejorado de calor. - Google Patents
Coccion continua de pasta de celulosa con ahorro mejorado de calor.Info
- Publication number
- ES2249721T3 ES2249721T3 ES03731867T ES03731867T ES2249721T3 ES 2249721 T3 ES2249721 T3 ES 2249721T3 ES 03731867 T ES03731867 T ES 03731867T ES 03731867 T ES03731867 T ES 03731867T ES 2249721 T3 ES2249721 T3 ES 2249721T3
- Authority
- ES
- Spain
- Prior art keywords
- sewage
- impregnation
- digester
- temperature
- chips
- Prior art date
- Legal status (The legal status 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 status listed.)
- Expired - Lifetime
Links
- 238000010411 cooking Methods 0.000 title claims abstract description 39
- 229920002678 cellulose Polymers 0.000 title claims abstract description 8
- 239000001913 cellulose Substances 0.000 title claims abstract description 8
- 238000005470 impregnation Methods 0.000 claims abstract description 107
- 239000012530 fluid Substances 0.000 claims abstract description 68
- 238000000034 method Methods 0.000 claims abstract description 52
- 239000000203 mixture Substances 0.000 claims abstract description 16
- 229920001131 Pulp (paper) Polymers 0.000 claims abstract 2
- 239000010865 sewage Substances 0.000 claims description 65
- 206010041662 Splinter Diseases 0.000 claims description 20
- 239000003643 water by type Substances 0.000 claims description 11
- 210000002249 digestive system Anatomy 0.000 claims description 7
- 230000014759 maintenance of location Effects 0.000 claims description 7
- 230000004087 circulation Effects 0.000 description 13
- 238000001704 evaporation Methods 0.000 description 13
- 230000008020 evaporation Effects 0.000 description 13
- 238000010438 heat treatment Methods 0.000 description 9
- 238000000926 separation method Methods 0.000 description 9
- 239000002023 wood Substances 0.000 description 8
- 238000001816 cooling Methods 0.000 description 7
- 238000011084 recovery Methods 0.000 description 7
- 239000000126 substance Substances 0.000 description 7
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 5
- 239000003513 alkali Substances 0.000 description 4
- 235000015927 pasta Nutrition 0.000 description 4
- 239000010866 blackwater Substances 0.000 description 3
- 238000011161 development Methods 0.000 description 2
- 230000018109 developmental process Effects 0.000 description 2
- JTJMJGYZQZDUJJ-UHFFFAOYSA-N phencyclidine Chemical class C1CCCCN1C1(C=2C=CC=CC=2)CCCCC1 JTJMJGYZQZDUJJ-UHFFFAOYSA-N 0.000 description 2
- 238000010792 warming Methods 0.000 description 2
- 229920003043 Cellulose fiber Polymers 0.000 description 1
- 230000033228 biological regulation Effects 0.000 description 1
- 150000001720 carbohydrates Chemical class 0.000 description 1
- 235000014633 carbohydrates Nutrition 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000005056 compaction Methods 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000008030 elimination Effects 0.000 description 1
- 238000003379 elimination reaction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 230000000717 retained effect Effects 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 230000003313 weakening effect Effects 0.000 description 1
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)
- Cookers (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| SE0200185A SE0200185L (sv) | 2002-01-24 | 2002-01-24 | Förfarande för att öka värmeekonomin i kokarsystemet vid kontinuerlig kokning |
| SE0200185 | 2002-01-24 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| ES2249721T3 true ES2249721T3 (es) | 2006-04-01 |
Family
ID=20286739
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| ES03731867T Expired - Lifetime ES2249721T3 (es) | 2002-01-24 | 2003-01-22 | Coccion continua de pasta de celulosa con ahorro mejorado de calor. |
Country Status (8)
| Country | Link |
|---|---|
| US (1) | US7112256B2 (enExample) |
| EP (1) | EP1470288B1 (enExample) |
| JP (1) | JP4505229B2 (enExample) |
| AT (1) | ATE304625T1 (enExample) |
| DE (1) | DE60301616T2 (enExample) |
| ES (1) | ES2249721T3 (enExample) |
| SE (1) | SE0200185L (enExample) |
| WO (1) | WO2003062525A1 (enExample) |
Families Citing this family (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SE519262E (sv) * | 2002-03-15 | 2008-01-08 | Kvaerner Pulping Tech | Förfarande för matning av cellulosaflis vid kontinuerlig kokning |
| SE526704C2 (sv) * | 2003-12-30 | 2005-10-25 | Kvaerner Pulping Tech | Matning av cellulosaflis från en lågtrycksdel till en högtrycksdel med en slussmatare |
| SE527058C2 (sv) * | 2004-02-09 | 2005-12-13 | Kvaerner Pulping Tech | Kontinuerlig kokprocess med förbättrad värmeekonomi |
| SE0401870D0 (sv) * | 2004-07-15 | 2004-07-15 | Kvaerner Pulping Tech | Förfarande för impregnering av flis |
| SE528448C2 (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 |
| SE0602675L (sv) | 2006-12-13 | 2007-09-18 | Metso Fiber Karlstad Ab | Metod för att energieffektivt producera cellulosamassa i ett kontinuerligt kokeri |
| US8444809B2 (en) * | 2007-06-25 | 2013-05-21 | Andritz Inc. | Method and system for direct contact of hot liquor with wood chips in transfer circulation |
| US8956505B2 (en) * | 2009-06-11 | 2015-02-17 | Andritz Technology And Asset Management Gmbh | Compact feed system and method for comminuted cellulosic material |
| US8986504B1 (en) * | 2013-10-25 | 2015-03-24 | International Paper Company | Digester apparatus |
| SE538452C2 (en) * | 2014-11-07 | 2016-07-05 | Valmet Oy | Method for operating a two vessel digester system |
Family Cites Families (11)
| 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 |
| FI82079C (fi) * | 1989-04-27 | 1993-05-11 | Poeyry Jaakko & Co Oy | Foerfarande och anordning foer kontinuerlig kokning av cellulosa |
| US5053108A (en) * | 1989-06-28 | 1991-10-01 | Kamyr Ab | High sulfidity cook for paper pulp using black liquor sulfonization of steamed chips |
| ES2045948T3 (es) * | 1989-09-28 | 1994-01-16 | Beloit Technologies Inc | Desplazamiento termico en las lejiadoras continuas. |
| US5213662A (en) * | 1991-08-14 | 1993-05-25 | Kamyr, Inc. | Treatment of chips with high temperature black liquor to reduce black liquor viscosity |
| SE502039C2 (sv) * | 1993-12-29 | 1995-07-24 | Kvaerner Pulping Tech | Sätt och anordning för kontinuerlig kokning av massa |
| US5824187A (en) * | 1993-12-29 | 1998-10-20 | Kvaerner Pulping Ab | Method for the continuous cooking of pulp |
| SE502134C2 (sv) * | 1994-02-10 | 1995-08-28 | Kvaerner Pulping Tech | Optimering av vätske/ved-förhållande i förimpregneringskärl och kontinuerlig kokare vid framställning av kemisk massa |
| US6123807A (en) * | 1997-02-18 | 2000-09-26 | Kvaerner Pulping Ab | Method for the continuous cooking of pulp |
| CA2266987C (en) * | 1998-04-21 | 2004-02-10 | C. Bertil Stromberg | Method and system for feeding comminuted fibrous material |
| FI20010854L (fi) * | 2000-05-11 | 2001-11-12 | Andritz Ahlstrom Inc | Menetelmä selluloosapitoisen materiaalin käsittelemiseksi |
-
2002
- 2002-01-24 SE SE0200185A patent/SE0200185L/ not_active IP Right Cessation
-
2003
- 2003-01-22 US US10/250,886 patent/US7112256B2/en not_active Expired - Lifetime
- 2003-01-22 AT AT03731867T patent/ATE304625T1/de active
- 2003-01-22 EP EP03731867A patent/EP1470288B1/en not_active Expired - Lifetime
- 2003-01-22 ES ES03731867T patent/ES2249721T3/es not_active Expired - Lifetime
- 2003-01-22 WO PCT/SE2003/000096 patent/WO2003062525A1/en not_active Ceased
- 2003-01-22 DE DE60301616T patent/DE60301616T2/de not_active Expired - Lifetime
- 2003-01-22 JP JP2003562382A patent/JP4505229B2/ja not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| WO2003062525A1 (en) | 2003-07-31 |
| US20040060672A1 (en) | 2004-04-01 |
| DE60301616D1 (de) | 2005-10-20 |
| SE518957C2 (sv) | 2002-12-10 |
| JP2005515320A (ja) | 2005-05-26 |
| EP1470288A1 (en) | 2004-10-27 |
| DE60301616T2 (de) | 2006-06-22 |
| SE0200185L (sv) | 2002-12-10 |
| SE0200185D0 (sv) | 2002-01-24 |
| US7112256B2 (en) | 2006-09-26 |
| ATE304625T1 (de) | 2005-09-15 |
| JP4505229B2 (ja) | 2010-07-21 |
| EP1470288B1 (en) | 2005-09-14 |
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| McCann | or BLACKLIQU0REVAPORATORS |