FR742989A - - Google Patents
Info
- Publication number
- FR742989A FR742989A FR742989DA FR742989A FR 742989 A FR742989 A FR 742989A FR 742989D A FR742989D A FR 742989DA FR 742989 A FR742989 A FR 742989A
- Authority
- FR
- France
- 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
- 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
- D21D5/023—Stationary screen-drums
- D21D5/026—Stationary screen-drums with rotating cleaning foils
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| FR742989A true FR742989A (me) | 1933-03-21 |
Family
ID=1547310
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR742989D Expired FR742989A (me) |
Country Status (1)
| Country | Link |
|---|---|
| FR (1) | FR742989A (me) |
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0
- FR FR742989D patent/FR742989A/fr not_active Expired