IT1170301B - PROCESS FOR WASTE PAPER TREATMENT - Google Patents
PROCESS FOR WASTE PAPER TREATMENTInfo
- Publication number
- IT1170301B IT1170301B IT4755183A IT4755183A IT1170301B IT 1170301 B IT1170301 B IT 1170301B IT 4755183 A IT4755183 A IT 4755183A IT 4755183 A IT4755183 A IT 4755183A IT 1170301 B IT1170301 B IT 1170301B
- Authority
- IT
- Italy
- Prior art keywords
- waste paper
- paper treatment
- treatment
- waste
- paper
- Prior art date
Links
Classifications
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21F—PAPER-MAKING MACHINES; METHODS OF PRODUCING PAPER THEREON
- D21F1/00—Wet end of machines for making continuous webs of paper
- D21F1/66—Pulp catching, de-watering, or recovering; Re-use of pulp-water
- D21F1/70—Pulp catching, de-watering, or recovering; Re-use of pulp-water by flotation
-
- 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
-
- 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
-
- 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
- D21D—TREATMENT OF THE MATERIALS BEFORE PASSING TO THE PAPER-MAKING MACHINE
- D21D5/00—Purification of the pulp suspension by mechanical means; Apparatus therefor
-
- 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)
- Mechanical Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- Wood Science & Technology (AREA)
- Paper (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE3200893A DE3200893C1 (en) | 1982-01-14 | 1982-01-14 | Process and plant for the production of cleaned pulp from waste paper |
Publications (2)
Publication Number | Publication Date |
---|---|
IT8347551A0 IT8347551A0 (en) | 1983-01-13 |
IT1170301B true IT1170301B (en) | 1987-06-03 |
Family
ID=6153029
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT4755183A IT1170301B (en) | 1982-01-14 | 1983-01-13 | PROCESS FOR WASTE PAPER TREATMENT |
Country Status (12)
Country | Link |
---|---|
JP (1) | JPS58126388A (en) |
KR (1) | KR890000069B1 (en) |
AT (1) | AT382650B (en) |
BE (1) | BE895640A (en) |
CH (1) | CH659675A5 (en) |
DE (1) | DE3200893C1 (en) |
ES (1) | ES518947A0 (en) |
FI (1) | FI73251C (en) |
FR (1) | FR2519662A1 (en) |
GB (1) | GB2114178B (en) |
IT (1) | IT1170301B (en) |
NL (1) | NL8300025A (en) |
Families Citing this family (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
IT1155310B (en) * | 1982-04-19 | 1987-01-28 | Jean Marie Clement | PROCESS FOR THE RECYCLING PROCESS OF PAPER PRINTED FROM MACERO |
DE3510214A1 (en) * | 1985-03-21 | 1986-09-25 | J.M. Voith Gmbh, 7920 Heidenheim | METHOD FOR PROCESSING WASTE PAPER |
DE3610940A1 (en) * | 1986-03-04 | 1987-09-10 | Escher Wyss Gmbh | HIGH TEMPERATURE HIGH CONSISTENCY FAST WHITE |
JPS6328992A (en) * | 1986-07-23 | 1988-02-06 | 新王子製紙株式会社 | Deinking of old printed paper |
DE4031310C2 (en) * | 1990-10-04 | 1994-08-25 | Escher Wyss Gmbh | Process for the production of at least two types of aqueous substance suspensions |
ES2099850T3 (en) * | 1992-03-04 | 1997-06-01 | Voith Gmbh J M | PROCEDURE FOR THE TREATMENT OF USED PAPER. |
DE4223485A1 (en) * | 1992-07-17 | 1994-01-20 | Voith Gmbh J M | Process for processing waste paper |
DE4426159A1 (en) * | 1994-07-22 | 1994-12-08 | Voith Gmbh J M | Flotation device |
JP5310370B2 (en) * | 2009-08-07 | 2013-10-09 | 王子ホールディングス株式会社 | Method for producing deinked pulp |
JP7271923B2 (en) * | 2018-11-30 | 2023-05-12 | セイコーエプソン株式会社 | Defibrillation equipment and regeneration processing equipment |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5026641A (en) * | 1973-07-07 | 1975-03-19 | ||
DE2534819C2 (en) * | 1975-08-05 | 1983-12-15 | L. Schuler GmbH, 7320 Göppingen | Device for destacking and transporting blanks |
JPS54120705A (en) * | 1978-03-07 | 1979-09-19 | Jujo Paper Co Ltd | Deinking of waste paper |
JPS5540850A (en) * | 1978-09-18 | 1980-03-22 | Oji Paper Co | Deinking of printed waste paper |
-
1982
- 1982-01-14 DE DE3200893A patent/DE3200893C1/en not_active Expired
- 1982-12-03 AT AT439682A patent/AT382650B/en not_active IP Right Cessation
- 1982-12-17 CH CH7362/82A patent/CH659675A5/en not_active IP Right Cessation
- 1982-12-31 FR FR8222224A patent/FR2519662A1/en active Granted
-
1983
- 1983-01-04 KR KR1019830000005A patent/KR890000069B1/en not_active IP Right Cessation
- 1983-01-05 NL NL8300025A patent/NL8300025A/en not_active Application Discontinuation
- 1983-01-10 JP JP58001262A patent/JPS58126388A/en active Pending
- 1983-01-13 IT IT4755183A patent/IT1170301B/en active
- 1983-01-13 FI FI830115A patent/FI73251C/en not_active IP Right Cessation
- 1983-01-13 ES ES518947A patent/ES518947A0/en active Granted
- 1983-01-13 GB GB08300903A patent/GB2114178B/en not_active Expired
- 1983-01-18 BE BE0/209921A patent/BE895640A/en not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
FI830115A0 (en) | 1983-01-13 |
ES8400519A1 (en) | 1983-10-16 |
BE895640A (en) | 1983-05-16 |
KR840003316A (en) | 1984-08-20 |
GB8300903D0 (en) | 1983-02-16 |
ES518947A0 (en) | 1983-10-16 |
FR2519662A1 (en) | 1983-07-18 |
JPS58126388A (en) | 1983-07-27 |
FR2519662B3 (en) | 1985-02-22 |
GB2114178A (en) | 1983-08-17 |
AT382650B (en) | 1987-03-25 |
FI73251C (en) | 1987-09-10 |
CH659675A5 (en) | 1987-02-13 |
FI830115L (en) | 1983-07-15 |
KR890000069B1 (en) | 1989-03-07 |
ATA439682A (en) | 1986-08-15 |
GB2114178B (en) | 1984-05-23 |
DE3200893C1 (en) | 1983-06-01 |
IT8347551A0 (en) | 1983-01-13 |
FI73251B (en) | 1987-05-29 |
NL8300025A (en) | 1983-08-01 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
TA | Fee payment date (situation as of event date), data collected since 19931001 |
Effective date: 19970130 |