CA992265A - Bleaching of lignocellulosic pulp - Google Patents
Bleaching of lignocellulosic pulpInfo
- Publication number
- CA992265A CA992265A CA166,552A CA166552A CA992265A CA 992265 A CA992265 A CA 992265A CA 166552 A CA166552 A CA 166552A CA 992265 A CA992265 A CA 992265A
- Authority
- CA
- Canada
- Prior art keywords
- bleaching
- lignocellulosic pulp
- lignocellulosic
- pulp
- 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
-
- 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
- D21C9/1057—Multistage, with compounds cited in more than one sub-group D21C9/10, D21C9/12, D21C9/16
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Wood Science & Technology (AREA)
- Paper (AREA)
Priority Applications (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CA166,552A CA992265A (en) | 1973-03-16 | 1973-03-16 | Bleaching of lignocellulosic pulp |
AU65238/74A AU477047B2 (en) | 1973-03-16 | 1974-02-06 | Bleaching lignocellulosic pulp |
ZA00740951A ZA74951B (en) | 1973-03-16 | 1974-02-13 | Bleaching of lignocellulosic pulp |
BR1996/74A BR7401996D0 (en) | 1973-03-16 | 1974-03-15 | LIGNOCELLULOSE PULP WHITENING PROCESS |
JP49029249A JPS5117605B2 (en) | 1973-03-16 | 1974-03-15 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CA166,552A CA992265A (en) | 1973-03-16 | 1973-03-16 | Bleaching of lignocellulosic pulp |
Publications (1)
Publication Number | Publication Date |
---|---|
CA992265A true CA992265A (en) | 1976-07-06 |
Family
ID=4096142
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CA166,552A Expired CA992265A (en) | 1973-03-16 | 1973-03-16 | Bleaching of lignocellulosic pulp |
Country Status (5)
Country | Link |
---|---|
JP (1) | JPS5117605B2 (en) |
AU (1) | AU477047B2 (en) |
BR (1) | BR7401996D0 (en) |
CA (1) | CA992265A (en) |
ZA (1) | ZA74951B (en) |
Families Citing this family (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 |
-
1973
- 1973-03-16 CA CA166,552A patent/CA992265A/en not_active Expired
-
1974
- 1974-02-06 AU AU65238/74A patent/AU477047B2/en not_active Expired
- 1974-02-13 ZA ZA00740951A patent/ZA74951B/en unknown
- 1974-03-15 BR BR1996/74A patent/BR7401996D0/en unknown
- 1974-03-15 JP JP49029249A patent/JPS5117605B2/ja not_active Expired
Also Published As
Publication number | Publication date |
---|---|
JPS5117605B2 (en) | 1976-06-03 |
AU6523874A (en) | 1975-08-07 |
AU477047B2 (en) | 1976-10-14 |
JPS49125607A (en) | 1974-12-02 |
BR7401996D0 (en) | 1974-11-05 |
ZA74951B (en) | 1975-01-29 |
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