JPS5455607A - Bleaching of pulp by liquid phase ozone - Google Patents
Bleaching of pulp by liquid phase ozoneInfo
- Publication number
- JPS5455607A JPS5455607A JP11974977A JP11974977A JPS5455607A JP S5455607 A JPS5455607 A JP S5455607A JP 11974977 A JP11974977 A JP 11974977A JP 11974977 A JP11974977 A JP 11974977A JP S5455607 A JPS5455607 A JP S5455607A
- Authority
- JP
- Japan
- Prior art keywords
- bleaching
- pulp
- liquid phase
- phase ozone
- ozone
- 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.)
- Granted
Links
Landscapes
- Paper (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP11974977A JPS5455607A (en) | 1977-10-03 | 1977-10-03 | Bleaching of pulp by liquid phase ozone |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP11974977A JPS5455607A (en) | 1977-10-03 | 1977-10-03 | Bleaching of pulp by liquid phase ozone |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS5455607A true JPS5455607A (en) | 1979-05-02 |
JPS5753917B2 JPS5753917B2 (en) | 1982-11-15 |
Family
ID=14769187
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP11974977A Granted JPS5455607A (en) | 1977-10-03 | 1977-10-03 | Bleaching of pulp by liquid phase ozone |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS5455607A (en) |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5073301A (en) * | 1989-07-18 | 1991-12-17 | Degussa Aktiengesellschaft | Process for stabilization of the viscosity of wood pulps |
US5658429A (en) * | 1991-04-30 | 1997-08-19 | Eka Nobel Ab | Process for bleaching of lignocellulose-containing pulp using a chelating agent prior to a peroxide-ozone-peroxide sequence |
US6458242B1 (en) * | 1998-09-09 | 2002-10-01 | Valmet Fibertech Aktiebolag | Ozone bleaching process using oxalic acid addition |
US7306698B2 (en) | 2001-03-20 | 2007-12-11 | Biopulping International | Method for producing pulp |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS628828A (en) * | 1985-07-05 | 1987-01-16 | Nissan Motor Co Ltd | Corner piece structure in door for automobile |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS53103002A (en) * | 1977-02-12 | 1978-09-07 | Kogyo Gijutsuin | Improving of ozone bleaching for pulp |
-
1977
- 1977-10-03 JP JP11974977A patent/JPS5455607A/en active Granted
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS53103002A (en) * | 1977-02-12 | 1978-09-07 | Kogyo Gijutsuin | Improving of ozone bleaching for pulp |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5073301A (en) * | 1989-07-18 | 1991-12-17 | Degussa Aktiengesellschaft | Process for stabilization of the viscosity of wood pulps |
US5658429A (en) * | 1991-04-30 | 1997-08-19 | Eka Nobel Ab | Process for bleaching of lignocellulose-containing pulp using a chelating agent prior to a peroxide-ozone-peroxide sequence |
US6458242B1 (en) * | 1998-09-09 | 2002-10-01 | Valmet Fibertech Aktiebolag | Ozone bleaching process using oxalic acid addition |
US7306698B2 (en) | 2001-03-20 | 2007-12-11 | Biopulping International | Method for producing pulp |
Also Published As
Publication number | Publication date |
---|---|
JPS5753917B2 (en) | 1982-11-15 |
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