JPS5072893A - - Google Patents
Info
- Publication number
- JPS5072893A JPS5072893A JP49099812A JP9981274A JPS5072893A JP S5072893 A JPS5072893 A JP S5072893A JP 49099812 A JP49099812 A JP 49099812A JP 9981274 A JP9981274 A JP 9981274A JP S5072893 A JPS5072893 A JP S5072893A
- Authority
- JP
- Japan
- 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.)
- Pending
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
- D21C9/00—After-treatment of cellulose pulp, e.g. of wood pulp, or cotton linters ; Treatment of dilute or dewatered pulp or process improvement taking place after obtaining the raw cellulosic material and not provided for elsewhere
- D21C9/10—Bleaching ; Apparatus therefor
- D21C9/12—Bleaching ; Apparatus therefor with halogens or halogen-containing compounds
- D21C9/14—Bleaching ; Apparatus therefor with halogens or halogen-containing compounds with ClO2 or chlorites
-
- 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
- D21C11/06—Treatment of pulp gases; Recovery of the heat content of the gases; Treatment of gases arising from various sources in pulp and paper mills; Regeneration of gaseous SO2, e.g. arising from liquors containing sulfur compounds
- D21C11/063—Treatment of gas streams comprising solid matter, e.g. the ashes resulting from the combustion of black liquor
- D21C11/066—Separation of solid compounds from these gases; further treatment of recovered products
-
- 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
- Y02P40/00—Technologies relating to the processing of minerals
- Y02P40/40—Production or processing of lime, e.g. limestone regeneration of lime in pulp and sugar mills
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Wood Science & Technology (AREA)
- Paper (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB4086373 | 1973-08-30 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS5072893A true JPS5072893A (en) | 1975-06-16 |
Family
ID=10416999
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP49099812A Pending JPS5072893A (en) | 1973-08-30 | 1974-08-30 |
Country Status (3)
| Country | Link |
|---|---|
| JP (1) | JPS5072893A (en) |
| CA (1) | CA1049711A (en) |
| FR (1) | FR2242514A1 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS61289193A (en) * | 1985-06-14 | 1986-12-19 | 神崎製紙株式会社 | Bleaching of pulp |
-
1974
- 1974-08-29 CA CA208,075A patent/CA1049711A/en not_active Expired
- 1974-08-30 FR FR7429740A patent/FR2242514A1/en active Granted
- 1974-08-30 JP JP49099812A patent/JPS5072893A/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS61289193A (en) * | 1985-06-14 | 1986-12-19 | 神崎製紙株式会社 | Bleaching of pulp |
Also Published As
| Publication number | Publication date |
|---|---|
| FR2242514A1 (en) | 1975-03-28 |
| CA1049711A (en) | 1979-03-06 |
| FR2242514B1 (en) | 1982-02-19 |