CA1210907A - Method for use in continuous digestion of finely divided cellulose-containing material - Google Patents
Method for use in continuous digestion of finely divided cellulose-containing materialInfo
- Publication number
- CA1210907A CA1210907A CA000443128A CA443128A CA1210907A CA 1210907 A CA1210907 A CA 1210907A CA 000443128 A CA000443128 A CA 000443128A CA 443128 A CA443128 A CA 443128A CA 1210907 A CA1210907 A CA 1210907A
- Authority
- CA
- Canada
- Prior art keywords
- liquor
- zone
- impregnation
- flow
- 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
Links
- 238000000034 method Methods 0.000 title claims abstract description 23
- 239000000463 material Substances 0.000 title claims abstract description 15
- 230000029087 digestion Effects 0.000 title claims abstract description 6
- 229920002678 cellulose Polymers 0.000 title claims abstract description 5
- 239000001913 cellulose Substances 0.000 title claims abstract description 5
- 238000005470 impregnation Methods 0.000 claims abstract description 80
- 238000010438 heat treatment Methods 0.000 claims abstract description 10
- 230000001105 regulatory effect Effects 0.000 claims abstract description 10
- 239000007788 liquid Substances 0.000 claims abstract description 3
- 238000007600 charging Methods 0.000 claims description 31
- 230000033228 biological regulation Effects 0.000 claims description 7
- 230000032258 transport Effects 0.000 claims description 6
- 208000036366 Sensation of pressure Diseases 0.000 claims description 5
- 238000000605 extraction Methods 0.000 claims description 5
- 239000000126 substance Substances 0.000 abstract description 10
- 238000005406 washing Methods 0.000 abstract description 5
- 239000002023 wood Substances 0.000 abstract description 3
- 238000010411 cooking Methods 0.000 description 18
- 238000012856 packing Methods 0.000 description 4
- 238000006243 chemical reaction Methods 0.000 description 3
- 230000002844 continuous effect Effects 0.000 description 2
- 238000001816 cooling Methods 0.000 description 2
- 238000007599 discharging Methods 0.000 description 2
- 241001510071 Pyrrhocoridae Species 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 238000009835 boiling Methods 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 238000009792 diffusion process Methods 0.000 description 1
- 238000004090 dissolution Methods 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 229920005610 lignin Polymers 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000011343 solid material Substances 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
Landscapes
- Paper (AREA)
- Processes Of Treating Macromolecular Substances (AREA)
- Polysaccharides And Polysaccharide Derivatives (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FI824282A FI66215C (fi) | 1982-12-14 | 1982-12-14 | Saett vid kontinuerlig uppslutning av finfoerdelat cellulosahaltigt material |
| FI824282 | 1982-12-14 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA1210907A true CA1210907A (en) | 1986-09-09 |
Family
ID=8516450
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA000443128A Expired CA1210907A (en) | 1982-12-14 | 1983-12-13 | Method for use in continuous digestion of finely divided cellulose-containing material |
Country Status (12)
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5958181A (en) * | 1997-08-07 | 1999-09-28 | Ahlstrom Machinery, Inc. | Continuous cooking with a two-stage cool impregnation |
| US6179958B1 (en) | 1996-02-09 | 2001-01-30 | Kvaerner Pulping Ab | Method for continuous cooking of cellulose-containing fibre material |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7556713B2 (en) * | 2004-06-22 | 2009-07-07 | Andritz, Inc. | Method and system for feeding cellulose chips to a high pressure continuous cooking system |
| RU2447216C1 (ru) * | 2011-01-17 | 2012-04-10 | Тарантин Сергей Анатольевич | Способ делигнификации древесной щепы при производстве целлюлозы |
| JP5786087B2 (ja) * | 2011-03-25 | 2015-09-30 | ヴァルメト アクチボラグ | ダウンフロー容器内のセルロース材料に処理液を添加する方法及び装置 |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2001800A1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * | 1968-02-13 | 1969-10-03 | Sunds Ab | |
| SE343344B (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * | 1970-06-29 | 1972-03-06 | Kamyr Ab | |
| CA1002361A (en) * | 1973-01-03 | 1976-12-28 | James R. Prough | Digester control process and apparatus |
| US4071399A (en) * | 1976-09-01 | 1978-01-31 | Kamyr, Inc. | Apparatus and method for the displacement impregnation of cellulosic chips material |
-
1982
- 1982-12-14 FI FI824282A patent/FI66215C/sv not_active IP Right Cessation
-
1983
- 1983-11-30 ZA ZA838909A patent/ZA838909B/xx unknown
- 1983-11-30 AU AU21847/83A patent/AU548448B2/en not_active Ceased
- 1983-12-05 NO NO834466A patent/NO161927C/no unknown
- 1983-12-07 AT AT0427983A patent/AT384631B/de not_active IP Right Cessation
- 1983-12-12 DE DE3344865A patent/DE3344865C2/de not_active Expired
- 1983-12-12 FR FR8319839A patent/FR2537621B1/fr not_active Expired
- 1983-12-12 SE SE8306853A patent/SE452175C/sv not_active IP Right Cessation
- 1983-12-13 CA CA000443128A patent/CA1210907A/en not_active Expired
- 1983-12-13 JP JP58234907A patent/JPS59137589A/ja active Granted
- 1983-12-13 SU SU833677056A patent/SU1475491A3/ru active
- 1983-12-14 BR BR8306977A patent/BR8306977A/pt not_active IP Right Cessation
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6179958B1 (en) | 1996-02-09 | 2001-01-30 | Kvaerner Pulping Ab | Method for continuous cooking of cellulose-containing fibre material |
| US5958181A (en) * | 1997-08-07 | 1999-09-28 | Ahlstrom Machinery, Inc. | Continuous cooking with a two-stage cool impregnation |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS59137589A (ja) | 1984-08-07 |
| FI824282A0 (fi) | 1982-12-14 |
| JPS6347836B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1988-09-26 |
| SE452175C (sv) | 1990-03-26 |
| NO161927B (no) | 1989-07-03 |
| DE3344865A1 (de) | 1984-06-14 |
| FR2537621A1 (fr) | 1984-06-15 |
| SE8306853L (sv) | 1984-06-15 |
| FI66215C (fi) | 1984-09-10 |
| AU2184783A (en) | 1984-06-21 |
| DE3344865C2 (de) | 1985-09-19 |
| NO834466L (no) | 1984-06-15 |
| AU548448B2 (en) | 1985-12-12 |
| ZA838909B (en) | 1984-07-25 |
| FR2537621B1 (fr) | 1985-11-22 |
| ATA427983A (de) | 1987-05-15 |
| BR8306977A (pt) | 1984-07-24 |
| SE452175B (sv) | 1987-11-16 |
| FI66215B (fi) | 1984-05-31 |
| SU1475491A3 (ru) | 1989-04-23 |
| AT384631B (de) | 1987-12-10 |
| SE8306853D0 (sv) | 1983-12-12 |
| NO161927C (no) | 1989-10-11 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US5080755A (en) | Process for the continuous digestion of cellulosic fiber material | |
| US4071399A (en) | Apparatus and method for the displacement impregnation of cellulosic chips material | |
| US3963561A (en) | Recirculation of unconsumed oxygen pulp bleaching gas | |
| US4123318A (en) | Three-vessel treatment system | |
| US3586600A (en) | Continuous digesting apparatus | |
| CA1210907A (en) | Method for use in continuous digestion of finely divided cellulose-containing material | |
| US7381302B2 (en) | Method and arrangement for impregnating chips | |
| US3041232A (en) | Method of continuous cellulose digestion and digester apparatus for practicing said method | |
| US3092338A (en) | Pulp refining apparatus | |
| US5192396A (en) | Process for the continuous digestion of cellulosic fiber material | |
| SE502039C2 (sv) | Sätt och anordning för kontinuerlig kokning av massa | |
| US3434920A (en) | Apparatus for continuous digesting | |
| US7112256B2 (en) | Method for continuous cooking of chemical pulp to improve heat economy | |
| FI63610C (fi) | Foerfarande foer kontinuerlig uppslutning av finfoerdelat material | |
| EP1778910B1 (en) | Method for impregnating chips | |
| US4093511A (en) | Apparatus for oxygen bleaching of pulp including recirculation of exhaust gases | |
| US4092212A (en) | Selective impregnation of heterogenous fiber material before digestion | |
| US3165436A (en) | Continuous impregnating and pulping process | |
| US2996421A (en) | Pulp manufacture | |
| WO2014184443A1 (en) | A system and method to regulate consistency in a blow or pulp tank | |
| SU1051112A1 (ru) | Устройство дл тепловой обработки масличных сем н | |
| US3723243A (en) | Continuous digester having selfregulating wood chip level | |
| US3076739A (en) | Manufacture of pulp from fibrous substances | |
| FI80732C (fi) | Apparat foer minskning av ligning i vedmassa. | |
| US4155805A (en) | Method for continuously digesting cellulosic fiber by evenly spreading the fiber material over the digestion vessel with steam |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| MKEX | Expiry |