FR2679933B1 - Procede d'extinction et de caustification en une seule etape pour la production de pate de cellulose. - Google Patents
Procede d'extinction et de caustification en une seule etape pour la production de pate de cellulose.Info
- Publication number
- FR2679933B1 FR2679933B1 FR9209304A FR9209304A FR2679933B1 FR 2679933 B1 FR2679933 B1 FR 2679933B1 FR 9209304 A FR9209304 A FR 9209304A FR 9209304 A FR9209304 A FR 9209304A FR 2679933 B1 FR2679933 B1 FR 2679933B1
- Authority
- FR
- France
- Prior art keywords
- production
- single step
- cellulose pulp
- extinguishing
- caustification
- 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 - Fee Related
Links
- 229920002678 cellulose Polymers 0.000 title 1
- 239000001913 cellulose Substances 0.000 title 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
- D21C11/00—Regeneration of pulp liquors or effluent waste waters
- D21C11/0064—Aspects concerning the production and the treatment of green and white liquors, e.g. causticizing green liquor
-
- 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
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S423/00—Chemistry of inorganic compounds
- Y10S423/03—Papermaking liquor
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US07/738,651 US5145556A (en) | 1991-07-31 | 1991-07-31 | Single-stage slaking and causticizing method |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2679933A1 FR2679933A1 (fr) | 1993-02-05 |
FR2679933B1 true FR2679933B1 (fr) | 1995-04-14 |
Family
ID=24968893
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR9209304A Expired - Fee Related FR2679933B1 (fr) | 1991-07-31 | 1992-07-28 | Procede d'extinction et de caustification en une seule etape pour la production de pate de cellulose. |
Country Status (8)
Country | Link |
---|---|
US (1) | US5145556A (fr) |
JP (1) | JPH05239784A (fr) |
BR (1) | BR9202944A (fr) |
CA (1) | CA2074333A1 (fr) |
FI (1) | FI923438A (fr) |
FR (1) | FR2679933B1 (fr) |
NO (1) | NO180054C (fr) |
SE (1) | SE504212C2 (fr) |
Families Citing this family (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FI96879C (fi) * | 1994-03-15 | 1999-07-14 | Ahlstrom Machinery Oy | Menetelmä ja laite viherlipeän käsittelemiseksi |
US5705031A (en) * | 1994-06-15 | 1998-01-06 | Kvaerner Pulping Technologies Ab | Process for removing and washing dregs from green liquor in a kraft pulp mill |
AUPP998299A0 (en) * | 1999-04-23 | 1999-05-20 | Alcoa Of Australia Limited | Method for causticisation of alkaline solutions |
EP1177344B1 (fr) * | 1999-05-07 | 2009-04-01 | Metso Fiber Karlstad AB | Procede et dispositif d'acheminement |
GB0119237D0 (en) * | 2001-08-07 | 2001-10-03 | Bioregional Minimills Uk Ltd | Paper plant |
US20060201641A1 (en) * | 2001-08-07 | 2006-09-14 | Bioregional Minimills (Uk) Limited | Methods for producing pulp and treating black liquor |
SE526706C2 (sv) * | 2004-04-16 | 2005-10-25 | Kvaerner Pulping Tech | Förfarande och anordning för tvätt av mesa |
WO2006030588A1 (fr) * | 2004-09-15 | 2006-03-23 | Kureha Corporation | Appareil et procede de contact solide-liquide |
FI20041518A (fi) * | 2004-11-25 | 2006-05-26 | Andritz Oy | Menetelmä ja laite meesan käsittelemiseksi |
WO2013066225A1 (fr) * | 2011-11-04 | 2013-05-10 | Metso Paper Sweden Ab | Procédé pour le traitement de caustification destiné à la production de liqueur blanche |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2539732A (en) * | 1945-10-08 | 1951-01-30 | William J Donohue | Liquid and solids processing apparatus |
US3194638A (en) * | 1962-11-21 | 1965-07-13 | Kimberly Clark Co | Combined slaker-causticizer apparatus |
US3210235A (en) * | 1963-04-08 | 1965-10-05 | Scott Paper Co | Pulping of cellulose materials in the presence of free sulfur in a kraft pulping system and cyclic liquor recovery therefor |
SE419997B (sv) * | 1978-04-14 | 1981-09-07 | Alf Ove Andersson | Sett att bereda vitlut vit ett tryck over atmosferstrycket |
SE7809167L (sv) * | 1978-08-30 | 1980-03-01 | Rosenblads Patenter Ab | Barlastreduktion |
-
1991
- 1991-07-31 US US07/738,651 patent/US5145556A/en not_active Expired - Fee Related
-
1992
- 1992-07-21 CA CA002074333A patent/CA2074333A1/fr not_active Abandoned
- 1992-07-28 FR FR9209304A patent/FR2679933B1/fr not_active Expired - Fee Related
- 1992-07-30 NO NO923019A patent/NO180054C/no unknown
- 1992-07-30 SE SE9202258A patent/SE504212C2/sv not_active IP Right Cessation
- 1992-07-30 BR BR929202944A patent/BR9202944A/pt not_active IP Right Cessation
- 1992-07-30 FI FI923438A patent/FI923438A/fi unknown
- 1992-07-31 JP JP4223547A patent/JPH05239784A/ja active Pending
Also Published As
Publication number | Publication date |
---|---|
SE504212C2 (sv) | 1996-12-09 |
NO923019L (no) | 1993-02-01 |
US5145556A (en) | 1992-09-08 |
CA2074333A1 (fr) | 1993-02-01 |
FI923438A (fi) | 1993-02-01 |
SE9202258D0 (sv) | 1992-07-30 |
BR9202944A (pt) | 1993-03-30 |
JPH05239784A (ja) | 1993-09-17 |
FR2679933A1 (fr) | 1993-02-05 |
NO180054C (no) | 1997-02-05 |
SE9202258L (sv) | 1993-02-01 |
FI923438A0 (fi) | 1992-07-30 |
NO923019D0 (no) | 1992-07-30 |
NO180054B (no) | 1996-10-28 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |