ATA66479A - METHOD FOR REPROCESSING WASTE PAPER - Google Patents
METHOD FOR REPROCESSING WASTE PAPERInfo
- Publication number
- ATA66479A ATA66479A AT66479A AT66479A ATA66479A AT A66479 A ATA66479 A AT A66479A AT 66479 A AT66479 A AT 66479A AT 66479 A AT66479 A AT 66479A AT A66479 A ATA66479 A AT A66479A
- Authority
- AT
- Austria
- Prior art keywords
- waste paper
- reprocessing waste
- reprocessing
- paper
- waste
- Prior art date
Links
- 238000000034 method Methods 0.000 title 1
- 239000010893 paper waste Substances 0.000 title 1
- 238000012958 reprocessing Methods 0.000 title 1
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
- D21C5/00—Other processes for obtaining cellulose, e.g. cooking cotton linters ; Processes characterised by the choice of cellulose-containing starting materials
- D21C5/02—Working-up waste paper
- D21C5/025—De-inking
-
- 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)
- Paper (AREA)
- Physical Water Treatments (AREA)
- Separation Of Suspended Particles By Flocculating Agents (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE2813448A DE2813448B1 (en) | 1978-03-29 | 1978-03-29 | Process and plant for recycling waste paper |
Publications (2)
Publication Number | Publication Date |
---|---|
ATA66479A true ATA66479A (en) | 1981-04-15 |
AT364907B AT364907B (en) | 1981-11-25 |
Family
ID=6035634
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
AT66479A AT364907B (en) | 1978-03-29 | 1979-01-30 | METHOD FOR REPROCESSING WASTE PAPER |
Country Status (12)
Country | Link |
---|---|
JP (1) | JPS55132789A (en) |
AT (1) | AT364907B (en) |
BE (1) | BE875157A (en) |
CH (1) | CH636148A5 (en) |
DE (1) | DE2813448B1 (en) |
ES (1) | ES478106A1 (en) |
FI (1) | FI791020A (en) |
FR (1) | FR2421241A1 (en) |
GB (1) | GB2017780B (en) |
IT (1) | IT1121453B (en) |
NL (1) | NL7902142A (en) |
SE (1) | SE7902349L (en) |
Families Citing this family (22)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2904326C3 (en) | 1979-02-05 | 1982-05-13 | Naamloze Vennootschap Papierfabriek Gennep, Gennep | Process and device for deinking pulp suspensions |
DE2947862C2 (en) * | 1979-11-28 | 1982-04-01 | J.M. Voith Gmbh, 7920 Heidenheim | Process and plant for the production of a pulp suspension from waste paper |
GB2112830A (en) * | 1981-12-09 | 1983-07-27 | Steinbeis Papier Gmbh | Upgrading used paper |
IT1155310B (en) * | 1982-04-19 | 1987-01-28 | Jean Marie Clement | PROCESS FOR THE RECYCLING PROCESS OF PAPER PRINTED FROM MACERO |
AT374839B (en) * | 1982-12-23 | 1984-06-12 | Andritz Ag Maschf | METHOD FOR PRODUCING FIBER FIBER FROM PAPER WASTE WITH A HIGH LEVEL OF POLLUTION |
DE3305131A1 (en) * | 1983-02-15 | 1984-08-16 | Degussa Ag, 6000 Frankfurt | METHOD FOR REMOVING WASTE PAPER |
CH665859A5 (en) * | 1984-12-19 | 1988-06-15 | Escher Wyss Gmbh | METHOD AND DEVICE FOR REMOVING IMPURITIES FROM WASTE PAPER. |
DE3522395C1 (en) * | 1985-06-22 | 1986-11-20 | J.M. Voith Gmbh, 7920 Heidenheim | Process and arrangement for processing waste paper |
FR2612212B1 (en) * | 1987-03-13 | 1990-06-29 | Centre Tech Ind Papier | PROCESS AND INSTALLATION FOR RECYCLING OF OLD PRINTED PAPERS |
DE3822454C1 (en) * | 1988-07-02 | 1989-08-24 | J.M. Voith Gmbh, 7920 Heidenheim, De | |
DE3831668A1 (en) * | 1988-09-17 | 1990-03-22 | Escher Wyss Gmbh | METHOD FOR INCREASING WHITE GRADE OF WASTE PAPER WITH NEUTRAL WATER CIRCUIT |
DE4130472C2 (en) * | 1991-09-13 | 1995-05-11 | Escher Wyss Gmbh | Method and device for treating a fiber suspension |
DE4206206C2 (en) * | 1992-02-28 | 1993-11-25 | Voith Gmbh J M | Process for cleaning the rejects from deinking flotation |
DE4223485A1 (en) * | 1992-07-17 | 1994-01-20 | Voith Gmbh J M | Process for processing waste paper |
DE4238336A1 (en) * | 1992-11-13 | 1994-05-19 | Voith Gmbh J M | Used paper suspension cleaning process and appts. - has thickener or washer for sludge from flotation unit to be returned to the flotation stage |
DE19938976A1 (en) * | 1999-08-17 | 2001-03-01 | Voith Sulzer Papiertech Patent | Process for the preparation of a paper fiber raw material containing wood pulp |
US7544271B1 (en) | 2006-06-12 | 2009-06-09 | Narayanasamy Seenivasan | Open flotation de-inking module for recycled paper |
US7562777B1 (en) | 2006-06-12 | 2009-07-21 | Narayanasamy Seenivasan | Flotation cell injector assembly for use with open or closed flotation deinking modules for recycled paper |
US7537674B1 (en) | 2006-06-12 | 2009-05-26 | Narayanasamy Seenivasan | Closed floatation de-inking module for recycled paper |
DE102006057861A1 (en) * | 2006-12-08 | 2008-06-12 | Voith Patent Gmbh | Method for treating a filtrate produced from a paper fiber suspension of waste paper comprises adding the filtrate partly to the paper fiber suspension at a site lying downstream of a thickening units from which the filtrate is produced |
DE102008008762A1 (en) * | 2008-02-12 | 2009-08-13 | Voith Patent Gmbh | Filtrate treating method for use during thickening of paper fiber suspension obtained from waste paper to produce graphical paper, involves adding partial flows to filtrates, where partial flows are produced from condensed substances |
DE102011005650A1 (en) | 2011-03-16 | 2012-09-20 | Voith Patent Gmbh | Method for controlling the filter performance of a filter device |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR1322631A (en) * | 1961-05-18 | 1963-03-29 | Voith Gmbh J M | Process for treating the foam formed during flotation of printed waste paper and containing printing ink and similar substances |
JPS5220563B1 (en) * | 1968-10-19 | 1977-06-04 | ||
DE2311674C3 (en) * | 1973-03-09 | 1978-01-19 | Degussa | PROCESS FOR REGENERATING WASTE PAPER |
DD130266B1 (en) * | 1977-04-01 | 1982-11-24 | Manhart Schlegel | METHOD FOR INCREASING THE WHITE GRADE OF DEINKED AGING MATERIALS |
-
1978
- 1978-03-29 DE DE2813448A patent/DE2813448B1/en not_active Ceased
-
1979
- 1979-01-30 AT AT66479A patent/AT364907B/en not_active IP Right Cessation
- 1979-02-23 GB GB7906504A patent/GB2017780B/en not_active Expired
- 1979-02-27 ES ES478106A patent/ES478106A1/en not_active Expired
- 1979-02-28 CH CH198779A patent/CH636148A5/en not_active IP Right Cessation
- 1979-03-08 FR FR7906304A patent/FR2421241A1/en not_active Withdrawn
- 1979-03-15 SE SE7902349A patent/SE7902349L/en not_active Application Discontinuation
- 1979-03-19 NL NL7902142A patent/NL7902142A/en not_active Application Discontinuation
- 1979-03-27 FI FI791020A patent/FI791020A/en not_active Application Discontinuation
- 1979-03-28 BE BE0/194268A patent/BE875157A/en not_active IP Right Cessation
- 1979-03-28 JP JP3570979A patent/JPS55132789A/en active Pending
- 1979-03-28 IT IT6764879A patent/IT1121453B/en active
Also Published As
Publication number | Publication date |
---|---|
JPS55132789A (en) | 1980-10-15 |
NL7902142A (en) | 1979-10-02 |
AT364907B (en) | 1981-11-25 |
SE7902349L (en) | 1979-09-30 |
FR2421241A1 (en) | 1979-10-26 |
FI791020A (en) | 1979-09-30 |
CH636148A5 (en) | 1983-05-13 |
BE875157A (en) | 1979-07-16 |
GB2017780A (en) | 1979-10-10 |
DE2813448B1 (en) | 1978-09-21 |
IT1121453B (en) | 1986-04-02 |
ES478106A1 (en) | 1979-05-16 |
GB2017780B (en) | 1982-09-02 |
IT7967648A0 (en) | 1979-03-28 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
ELJ | Ceased due to non-payment of the annual fee | ||
UEP | Publication of translation of european patent specification | ||
REN | Ceased due to non-payment of the annual fee |