JPS4955902A - - Google Patents
Info
- Publication number
- JPS4955902A JPS4955902A JP6599173A JP6599173A JPS4955902A JP S4955902 A JPS4955902 A JP S4955902A JP 6599173 A JP6599173 A JP 6599173A JP 6599173 A JP6599173 A JP 6599173A JP S4955902 A JPS4955902 A JP S4955902A
- 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.)
- Granted
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
- D21C9/1026—Other features in bleaching processes
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Wood Science & Technology (AREA)
- Paper (AREA)
- Ceramic Products (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| SE777672A SE362910B (en) | 1972-06-13 | 1972-06-13 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS4955902A true JPS4955902A (en) | 1974-05-30 |
| JPS5335602B2 JPS5335602B2 (en) | 1978-09-28 |
Family
ID=20272273
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP6599173A Expired JPS5335602B2 (en) | 1972-06-13 | 1973-06-13 |
Country Status (5)
| Country | Link |
|---|---|
| JP (1) | JPS5335602B2 (en) |
| CA (1) | CA1007008A (en) |
| FI (1) | FI60042C (en) |
| NO (1) | NO134496C (en) |
| SE (1) | SE362910B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0214982A1 (en) * | 1984-05-15 | 1987-03-25 | FLINCK, Karl-Evert | Method of bleaching fibre pulp for the production of paper and p aperboard |
-
1972
- 1972-06-13 SE SE777672A patent/SE362910B/xx unknown
-
1973
- 1973-06-04 NO NO233973A patent/NO134496C/no unknown
- 1973-06-06 FI FI183473A patent/FI60042C/en active
- 1973-06-13 CA CA173,972A patent/CA1007008A/en not_active Expired
- 1973-06-13 JP JP6599173A patent/JPS5335602B2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| CA1007008A (en) | 1977-03-22 |
| FI60042B (en) | 1981-07-31 |
| JPS5335602B2 (en) | 1978-09-28 |
| NO134496C (en) | 1976-10-20 |
| DE2329890B2 (en) | 1975-11-27 |
| DE2329890A1 (en) | 1974-01-03 |
| FI60042C (en) | 1981-11-10 |
| SE362910B (en) | 1973-12-27 |
| NO134496B (en) | 1976-07-12 |