PT100799A - Processo para a digestao continua de material de fibra celulosica - Google Patents
Processo para a digestao continua de material de fibra celulosica Download PDFInfo
- Publication number
- PT100799A PT100799A PT100799A PT10079992A PT100799A PT 100799 A PT100799 A PT 100799A PT 100799 A PT100799 A PT 100799A PT 10079992 A PT10079992 A PT 10079992A PT 100799 A PT100799 A PT 100799A
- Authority
- PT
- Portugal
- Prior art keywords
- liquid
- impregnation
- digestion
- withdrawn
- digester
- 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
- 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
- D21C1/00—Pretreatment of the finely-divided materials before digesting
Landscapes
- Paper (AREA)
- Artificial Filaments (AREA)
- Treatments For Attaching Organic Compounds To Fibrous Goods (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
SE9102427A SE469078B (sv) | 1991-08-23 | 1991-08-23 | Saett vid kontinuerlig kokning av cellulosahaltigt fibermaterial |
Publications (1)
Publication Number | Publication Date |
---|---|
PT100799A true PT100799A (pt) | 1994-05-31 |
Family
ID=20383529
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PT100799A PT100799A (pt) | 1991-08-23 | 1992-08-21 | Processo para a digestao continua de material de fibra celulosica |
Country Status (11)
Country | Link |
---|---|
EP (1) | EP0662169B1 (fi) |
JP (1) | JPH06510091A (fi) |
AT (1) | ATE145025T1 (fi) |
AU (1) | AU2490392A (fi) |
CA (1) | CA2115578A1 (fi) |
DE (1) | DE69215110T2 (fi) |
FI (1) | FI940826A0 (fi) |
ID (1) | ID848B (fi) |
PT (1) | PT100799A (fi) |
SE (1) | SE469078B (fi) |
WO (1) | WO1993004232A1 (fi) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5413677A (en) * | 1993-04-05 | 1995-05-09 | Kamyr, Inc. | Method for producing chemical pulp from hardwood chips |
SE506703C2 (sv) | 1995-07-12 | 1998-02-02 | Kvaerner Pulping Tech | Impregnering av fibermaterial i medström vid kontinuerlig kokning |
US7297236B1 (en) | 2001-06-30 | 2007-11-20 | Icm, Inc. | Ethanol distillation process |
SE527058C2 (sv) * | 2004-02-09 | 2005-12-13 | Kvaerner Pulping Tech | Kontinuerlig kokprocess med förbättrad värmeekonomi |
SE0602675L (sv) * | 2006-12-13 | 2007-09-18 | Metso Fiber Karlstad Ab | Metod för att energieffektivt producera cellulosamassa i ett kontinuerligt kokeri |
US9644317B2 (en) | 2014-11-26 | 2017-05-09 | International Paper Company | Continuous digester and feeding system |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
SE359331B (fi) * | 1970-03-17 | 1973-08-27 | Kamyr Ab | |
SE468053B (sv) * | 1988-12-20 | 1992-10-26 | Kamyr Ab | Saett vid kontinuerlig uppslutningskokning av cellulosahaltigt fibermaterial |
-
1991
- 1991-08-23 SE SE9102427A patent/SE469078B/sv not_active IP Right Cessation
-
1992
- 1992-08-11 AU AU24903/92A patent/AU2490392A/en not_active Abandoned
- 1992-08-11 AT AT92918282T patent/ATE145025T1/de not_active IP Right Cessation
- 1992-08-11 JP JP5504253A patent/JPH06510091A/ja active Pending
- 1992-08-11 EP EP92918282A patent/EP0662169B1/en not_active Expired - Lifetime
- 1992-08-11 WO PCT/SE1992/000546 patent/WO1993004232A1/en active IP Right Grant
- 1992-08-11 DE DE69215110T patent/DE69215110T2/de not_active Expired - Fee Related
- 1992-08-11 CA CA002115578A patent/CA2115578A1/en not_active Abandoned
- 1992-08-21 ID IDP460392A patent/ID848B/id unknown
- 1992-08-21 PT PT100799A patent/PT100799A/pt not_active Application Discontinuation
-
1994
- 1994-02-22 FI FI940826A patent/FI940826A0/fi not_active Application Discontinuation
Also Published As
Publication number | Publication date |
---|---|
FI940826A (fi) | 1994-02-22 |
JPH06510091A (ja) | 1994-11-10 |
WO1993004232A1 (en) | 1993-03-04 |
CA2115578A1 (en) | 1993-03-04 |
SE9102427L (sv) | 1993-02-24 |
ATE145025T1 (de) | 1996-11-15 |
SE469078B (sv) | 1993-05-10 |
DE69215110T2 (de) | 1997-04-03 |
AU2490392A (en) | 1993-03-16 |
SE9102427D0 (sv) | 1991-08-23 |
FI940826A0 (fi) | 1994-02-22 |
DE69215110D1 (de) | 1996-12-12 |
EP0662169B1 (en) | 1996-11-06 |
EP0662169A1 (en) | 1995-07-12 |
ID848B (id) | 1996-08-01 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
BB1A | Laying open of patent application |
Effective date: 19931022 |
|
FC3A | Refusal |
Effective date: 19990429 |