FR739909A - Process and apparatus for refining, in particular bleaching cellulose and the like - Google Patents
Process and apparatus for refining, in particular bleaching cellulose and the likeInfo
- Publication number
- FR739909A FR739909A FR739909DA FR739909A FR 739909 A FR739909 A FR 739909A FR 739909D A FR739909D A FR 739909DA FR 739909 A FR739909 A FR 739909A
- Authority
- FR
- France
- Prior art keywords
- refining
- bleaching cellulose
- particular bleaching
- cellulose
- bleaching
- 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
- D21C9/1026—Other features in bleaching processes
-
- 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
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Wood Science & Technology (AREA)
- Paper (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CA395512X | 1931-09-17 | ||
US564198A US2008603A (en) | 1931-09-17 | 1931-09-21 | Apparatus for refining pulp and the like |
Publications (1)
Publication Number | Publication Date |
---|---|
FR739909A true FR739909A (en) | 1933-01-19 |
Family
ID=25682891
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR739909D Expired FR739909A (en) | 1931-09-17 | 1932-07-12 | Process and apparatus for refining, in particular bleaching cellulose and the like |
Country Status (3)
Country | Link |
---|---|
US (1) | US2008603A (en) |
FR (1) | FR739909A (en) |
GB (2) | GB395512A (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2537177A1 (en) * | 1982-09-14 | 1984-06-08 | Sca Development Ab | Peroxide-bleaching of cellulose pulp obtd. in high yield |
-
1931
- 1931-09-21 US US564198A patent/US2008603A/en not_active Expired - Lifetime
-
1932
- 1932-07-08 GB GB19410/32A patent/GB395512A/en not_active Expired
- 1932-07-08 GB GB19411/32A patent/GB395513A/en not_active Expired
- 1932-07-12 FR FR739909D patent/FR739909A/en not_active Expired
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2537177A1 (en) * | 1982-09-14 | 1984-06-08 | Sca Development Ab | Peroxide-bleaching of cellulose pulp obtd. in high yield |
Also Published As
Publication number | Publication date |
---|---|
GB395512A (en) | 1933-07-20 |
GB395513A (en) | 1933-07-20 |
US2008603A (en) | 1935-07-16 |
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