BR7406110D0 - IMPROVEMENTS IN A CYCLICAL PROCESS TO USE SODIUM CONTENTS IN THE FORMATION OF CELLULOSE SULFATE PULP - Google Patents
IMPROVEMENTS IN A CYCLICAL PROCESS TO USE SODIUM CONTENTS IN THE FORMATION OF CELLULOSE SULFATE PULPInfo
- Publication number
- BR7406110D0 BR7406110D0 BR6110/74A BR611074A BR7406110D0 BR 7406110 D0 BR7406110 D0 BR 7406110D0 BR 6110/74 A BR6110/74 A BR 6110/74A BR 611074 A BR611074 A BR 611074A BR 7406110 D0 BR7406110 D0 BR 7406110D0
- Authority
- BR
- Brazil
- Prior art keywords
- formation
- use sodium
- cellulose sulfate
- sulfate pulp
- cyclical process
- Prior art date
Links
- DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical compound C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 title 1
- QAOWNCQODCNURD-UHFFFAOYSA-L Sulfate Chemical compound [O-]S([O-])(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-L 0.000 title 1
- 230000015572 biosynthetic process Effects 0.000 title 1
- 229920002678 cellulose Polymers 0.000 title 1
- 239000001913 cellulose Substances 0.000 title 1
- 229910052708 sodium Inorganic materials 0.000 title 1
- 239000011734 sodium 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
- D21C11/0057—Oxidation of liquors, e.g. in order to reduce the losses of sulfur compounds, followed by evaporation or combustion if the liquor in question is a black liquor
-
- 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
- D21C11/04—Regeneration of pulp liquors or effluent waste waters of alkali lye
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| SE7310328A SE387673B (en) | 1973-07-25 | 1973-07-25 | PROCEDURE FOR UTILIZATION OF ACTIVE ALKALI AT SODIUM-BASED CELLULOSIS FACTORIES, WHERE THE COOKING WASTE IS COMBUSTED |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BR7406110D0 true BR7406110D0 (en) | 1975-05-13 |
Family
ID=20318124
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BR6110/74A BR7406110D0 (en) | 1973-07-25 | 1974-07-24 | IMPROVEMENTS IN A CYCLICAL PROCESS TO USE SODIUM CONTENTS IN THE FORMATION OF CELLULOSE SULFATE PULP |
Country Status (7)
| Country | Link |
|---|---|
| JP (1) | JPS5225441B2 (en) |
| BR (1) | BR7406110D0 (en) |
| CA (1) | CA1043516A (en) |
| FI (1) | FI222674A (en) |
| NO (1) | NO141318C (en) |
| SE (1) | SE387673B (en) |
| ZA (1) | ZA744751B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS53155236U (en) * | 1977-05-12 | 1978-12-06 | ||
| FR2576892B1 (en) * | 1985-02-04 | 1987-08-14 | Air Liquide | PROCESS FOR THE OXIDATION OF DISSOLVED OR SUSPENDED SUBSTANCES IN AN AQUEOUS SOLUTION |
| FI20175925A1 (en) | 2017-10-20 | 2019-04-21 | Valmet Technologies Oy | A method and a system for removing hydrogen sulphide ions (HS-) from a liquor of a pulp mill process |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2772240A (en) * | 1950-06-10 | 1956-11-27 | Trobeck Karl Gustaf | Method of treating residual liquors obtained in the manufacture of pulp by the sulphate cellulose process |
| US3366534A (en) * | 1964-08-14 | 1968-01-30 | Hooker Chemical Corp | Complete chemical system for a kraft mill |
-
1973
- 1973-07-25 SE SE7310328A patent/SE387673B/en unknown
-
1974
- 1974-07-04 NO NO742437A patent/NO141318C/en unknown
- 1974-07-22 FI FI2226/74A patent/FI222674A/fi unknown
- 1974-07-23 CA CA205,447A patent/CA1043516A/en not_active Expired
- 1974-07-24 JP JP49085574A patent/JPS5225441B2/ja not_active Expired
- 1974-07-24 BR BR6110/74A patent/BR7406110D0/en unknown
- 1974-07-25 ZA ZA00744751A patent/ZA744751B/en unknown
Also Published As
| Publication number | Publication date |
|---|---|
| NO141318B (en) | 1979-11-05 |
| JPS5042101A (en) | 1975-04-17 |
| NO742437L (en) | 1975-02-24 |
| ZA744751B (en) | 1975-08-27 |
| CA1043516A (en) | 1978-12-05 |
| FI222674A (en) | 1975-01-26 |
| NO141318C (en) | 1980-02-13 |
| JPS5225441B2 (en) | 1977-07-07 |
| SE7310328L (en) | 1975-01-27 |
| SE387673B (en) | 1976-09-13 |
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