CA1097465A - Recuperation de l'energie emmagasinee par la lessive noire - Google Patents
Recuperation de l'energie emmagasinee par la lessive noireInfo
- Publication number
- CA1097465A CA1097465A CA272,239A CA272239A CA1097465A CA 1097465 A CA1097465 A CA 1097465A CA 272239 A CA272239 A CA 272239A CA 1097465 A CA1097465 A CA 1097465A
- Authority
- CA
- Canada
- Prior art keywords
- steam
- chips
- digester
- evaporator
- black liquor
- 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
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D1/00—Evaporating
- B01D1/28—Evaporating with vapour compression
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D1/00—Evaporating
- B01D1/26—Multiple-effect evaporating
-
- 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
- D21C1/02—Pretreatment of the finely-divided materials before digesting with water or steam
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Paper (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US74601776A | 1976-11-30 | 1976-11-30 | |
US746,017 | 1976-11-30 |
Publications (1)
Publication Number | Publication Date |
---|---|
CA1097465A true CA1097465A (fr) | 1981-03-17 |
Family
ID=24999158
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CA272,239A Expired CA1097465A (fr) | 1976-11-30 | 1977-02-21 | Recuperation de l'energie emmagasinee par la lessive noire |
Country Status (1)
Country | Link |
---|---|
CA (1) | CA1097465A (fr) |
Cited By (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2626021A1 (fr) * | 1988-01-14 | 1989-07-21 | Ahlstroem Foeretagen | Procede et dispositif pour l'evaporation de lessive residuaire produite lors de la cuisson de materiaux fibreux contenant de la cellulose |
US4897157A (en) * | 1986-07-08 | 1990-01-30 | Kamyr, Inc. | Make-up liquor and black liquor evaporating processing during pulp production |
US4909899A (en) * | 1986-09-22 | 1990-03-20 | A. Ahlstrom Corporation | Method of concentrating sludges |
US4929307A (en) * | 1985-11-29 | 1990-05-29 | A. Ahlstrom Corporation | Method of decreasing black liquor viscosity |
US5089087A (en) * | 1986-07-08 | 1992-02-18 | Kamyr, Inc. | Make-up liquor and black liquor evaporating process during pulp production |
US5112441A (en) * | 1985-04-25 | 1992-05-12 | Oy Tampella Ab | Process for the recovery of heat and chemicals from spent liquor |
WO2017086856A1 (fr) * | 2015-11-16 | 2017-05-26 | Valmet Ab | Procédé permettant de chauffer une matière cellulosique à une température de cuisson complète dans des lessiveurs |
-
1977
- 1977-02-21 CA CA272,239A patent/CA1097465A/fr not_active Expired
Cited By (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5112441A (en) * | 1985-04-25 | 1992-05-12 | Oy Tampella Ab | Process for the recovery of heat and chemicals from spent liquor |
US4929307A (en) * | 1985-11-29 | 1990-05-29 | A. Ahlstrom Corporation | Method of decreasing black liquor viscosity |
US4897157A (en) * | 1986-07-08 | 1990-01-30 | Kamyr, Inc. | Make-up liquor and black liquor evaporating processing during pulp production |
US5089087A (en) * | 1986-07-08 | 1992-02-18 | Kamyr, Inc. | Make-up liquor and black liquor evaporating process during pulp production |
US4909899A (en) * | 1986-09-22 | 1990-03-20 | A. Ahlstrom Corporation | Method of concentrating sludges |
FR2626021A1 (fr) * | 1988-01-14 | 1989-07-21 | Ahlstroem Foeretagen | Procede et dispositif pour l'evaporation de lessive residuaire produite lors de la cuisson de materiaux fibreux contenant de la cellulose |
US4944840A (en) * | 1988-01-14 | 1990-07-31 | Ahlstromforetagen Svenska Ab | Method and apparatus for evaporating waste liquor produced when cooking fibrous material containing cellulose |
WO2017086856A1 (fr) * | 2015-11-16 | 2017-05-26 | Valmet Ab | Procédé permettant de chauffer une matière cellulosique à une température de cuisson complète dans des lessiveurs |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
MKEX | Expiry |