FR833460A - Improvements to the recovery of paper pulp - Google Patents
Improvements to the recovery of paper pulpInfo
- Publication number
- FR833460A FR833460A FR833460DA FR833460A FR 833460 A FR833460 A FR 833460A FR 833460D A FR833460D A FR 833460DA FR 833460 A FR833460 A FR 833460A
- Authority
- FR
- France
- Prior art keywords
- recovery
- paper pulp
- pulp
- paper
- 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
- D21B—FIBROUS RAW MATERIALS OR THEIR MECHANICAL TREATMENT
- D21B1/00—Fibrous raw materials or their mechanical treatment
- D21B1/04—Fibrous raw materials or their mechanical treatment by dividing raw materials into small particles, e.g. fibres
- D21B1/12—Fibrous raw materials or their mechanical treatment by dividing raw materials into small particles, e.g. fibres by wet methods, by the use of steam
- D21B1/30—Defibrating by other means
- D21B1/32—Defibrating by other means of waste paper
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21B—FIBROUS RAW MATERIALS OR THEIR MECHANICAL TREATMENT
- D21B1/00—Fibrous raw materials or their mechanical treatment
- D21B1/04—Fibrous raw materials or their mechanical treatment by dividing raw materials into small particles, e.g. fibres
- D21B1/12—Fibrous raw materials or their mechanical treatment by dividing raw materials into small particles, e.g. fibres by wet methods, by the use of steam
- D21B1/30—Defibrating by other means
- D21B1/32—Defibrating by other means of waste paper
- D21B1/325—Defibrating by other means of waste paper de-inking devices
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W30/00—Technologies for solid waste management
- Y02W30/50—Reuse, recycling or recovery technologies
- Y02W30/64—Paper recycling
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 |
---|---|---|---|
GB833460X | 1937-02-10 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR833460A true FR833460A (en) | 1938-10-21 |
Family
ID=10553917
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR833460D Expired FR833460A (en) | 1937-02-10 | 1938-02-10 | Improvements to the recovery of paper pulp |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR833460A (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2449744A1 (en) * | 1979-02-21 | 1980-09-19 | Voith Gmbh | FLOATING DEVICE, PARTICULARLY FOR PAPER PULP |
-
1938
- 1938-02-10 FR FR833460D patent/FR833460A/en not_active Expired
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2449744A1 (en) * | 1979-02-21 | 1980-09-19 | Voith Gmbh | FLOATING DEVICE, PARTICULARLY FOR PAPER PULP |
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