NL235914A - - Google Patents
Info
- Publication number
- NL235914A NL235914A NL235914DA NL235914A NL 235914 A NL235914 A NL 235914A NL 235914D A NL235914D A NL 235914DA NL 235914 A NL235914 A NL 235914A
- Authority
- NL
- Netherlands
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
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- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21D—TREATMENT OF THE MATERIALS BEFORE PASSING TO THE PAPER-MAKING MACHINE
- D21D5/00—Purification of the pulp suspension by mechanical means; Apparatus therefor
- D21D5/02—Straining or screening the pulp
- D21D5/04—Flat screens
Landscapes
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Wood Science & Technology (AREA)
- Mechanical Engineering (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DEV37836D DE747561C (de) | 1941-06-26 | 1941-06-27 | Verfahren zur Herstellung von harzarmem Zellstoff |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL235914A true NL235914A (https=) |
Family
ID=7590415
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL235914D NL235914A (https=) | 1941-06-27 |
Country Status (1)
| Country | Link |
|---|---|
| NL (1) | NL235914A (https=) |
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0
- NL NL235914D patent/NL235914A/xx unknown