BE711336A - - Google Patents
Info
- Publication number
- BE711336A BE711336A BE711336DA BE711336A BE 711336 A BE711336 A BE 711336A BE 711336D A BE711336D A BE 711336DA BE 711336 A BE711336 A BE 711336A
- Authority
- BE
- Belgium
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
- D21C9/142—Bleaching ; Apparatus therefor with halogens or halogen-containing compounds with ClO2 or chlorites with ClO2/Cl2 in a multistage process involving ClO2/Cl2 exclusively
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Wood Science & Technology (AREA)
- Paper (AREA)
- Polysaccharides And Polysaccharide Derivatives (AREA)
- Inverter Devices (AREA)
- Plasma Technology (AREA)
- Amplifiers (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US61917267A | 1967-02-28 | 1967-02-28 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE711336A true BE711336A (en:Method) | 1968-08-27 |
Family
ID=24480751
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE711336D BE711336A (en:Method) | 1967-02-28 | 1968-02-27 |
Country Status (5)
| Country | Link |
|---|---|
| JP (1) | JPS5227242B1 (en:Method) |
| BE (1) | BE711336A (en:Method) |
| DE (1) | DE1719578B2 (en:Method) |
| GB (1) | GB1168751A (en:Method) |
| NO (1) | NO138116C (en:Method) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS53160933U (en:Method) * | 1977-05-24 | 1978-12-16 | ||
| JPS53163112U (en:Method) * | 1977-05-27 | 1978-12-20 | ||
| SE458209B (sv) * | 1987-06-04 | 1989-03-06 | Nils Bertil Carnoe | Saett att reducera miljoeskadliga klorfenolfoereningar vid klorblekning av cellulosamassa |
-
1968
- 1968-02-22 GB GB876768A patent/GB1168751A/en not_active Expired
- 1968-02-24 JP JP1195068A patent/JPS5227242B1/ja active Pending
- 1968-02-27 BE BE711336D patent/BE711336A/xx unknown
- 1968-02-28 DE DE19681719578 patent/DE1719578B2/de active Granted
- 1968-02-28 NO NO72868A patent/NO138116C/no unknown
Also Published As
| Publication number | Publication date |
|---|---|
| NO138116B (no) | 1978-03-28 |
| NO138116C (no) | 1978-07-05 |
| DE1719578C3 (en:Method) | 1974-12-05 |
| DE1719578A1 (de) | 1972-03-16 |
| JPS5227242B1 (en:Method) | 1977-07-19 |
| GB1168751A (en) | 1969-10-29 |
| DE1719578B2 (de) | 1974-04-25 |