CA575636A - Bleaching of wood pulps - Google Patents
Bleaching of wood pulpsInfo
- Publication number
- CA575636A CA575636A CA575636A CA575636DA CA575636A CA 575636 A CA575636 A CA 575636A CA 575636 A CA575636 A CA 575636A CA 575636D A CA575636D A CA 575636DA CA 575636 A CA575636 A CA 575636A
- Authority
- CA
- Canada
- Prior art keywords
- bleaching
- wood pulps
- pulps
- wood
- 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
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CA575636T |
Publications (1)
Publication Number | Publication Date |
---|---|
CA575636A true CA575636A (en) | 1959-05-12 |
Family
ID=35751492
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CA575636A Expired CA575636A (en) | Bleaching of wood pulps |
Country Status (1)
Country | Link |
---|---|
CA (1) | CA575636A (en) |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5143580A (en) * | 1990-04-23 | 1992-09-01 | Eka Nobel Ab | Process for reducing the amount of halogenated organic compounds in spent liquor from a peroxide-halogen bleaching sequence |
US5149442A (en) * | 1990-04-23 | 1992-09-22 | Eka Nobel Ab | Reduction of halogenated organic compounds in spent bleach liquor |
US5310458A (en) * | 1989-06-06 | 1994-05-10 | Eka Nobel Ab | Process for bleaching lignocellulose-containing pulps |
US6398908B1 (en) | 1991-04-30 | 2002-06-04 | Eka Nobel Ab | Process for acid bleaching of lignocellulose-containing pulp with a magnesium compound |
-
0
- CA CA575636A patent/CA575636A/en not_active Expired
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5310458A (en) * | 1989-06-06 | 1994-05-10 | Eka Nobel Ab | Process for bleaching lignocellulose-containing pulps |
US5143580A (en) * | 1990-04-23 | 1992-09-01 | Eka Nobel Ab | Process for reducing the amount of halogenated organic compounds in spent liquor from a peroxide-halogen bleaching sequence |
US5149442A (en) * | 1990-04-23 | 1992-09-22 | Eka Nobel Ab | Reduction of halogenated organic compounds in spent bleach liquor |
US6398908B1 (en) | 1991-04-30 | 2002-06-04 | Eka Nobel Ab | Process for acid bleaching of lignocellulose-containing pulp with a magnesium compound |
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