IT1170301B - PROCESS FOR WASTE PAPER TREATMENT - Google Patents

PROCESS FOR WASTE PAPER TREATMENT

Info

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
Application number
IT4755183A
Other languages
Italian (it)
Other versions
IT8347551A0 (en
Inventor
Herbert Ortner
Lothar Pfalzer
Dietrich Bergfeld
Siegbert Fischer
Original Assignee
Voith Gmbh J M
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Voith Gmbh J M filed Critical Voith Gmbh J M
Publication of IT8347551A0 publication Critical patent/IT8347551A0/en
Application granted granted Critical
Publication of IT1170301B publication Critical patent/IT1170301B/en

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
IT4755183A 1982-01-14 1983-01-13 PROCESS FOR WASTE PAPER TREATMENT IT1170301B (en)

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)

* Cited by examiner, † Cited by third party
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)

* Cited by examiner, † Cited by third party
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

Also Published As

Publication number Publication date
FI830115A0 (en) 1983-01-13
IT8347551A0 (en) 1983-01-13
ES8400519A1 (en) 1983-10-16
BE895640A (en) 1983-05-16
GB2114178A (en) 1983-08-17
FI73251C (en) 1987-09-10
KR840003316A (en) 1984-08-20
GB8300903D0 (en) 1983-02-16
FI73251B (en) 1987-05-29
GB2114178B (en) 1984-05-23
ATA439682A (en) 1986-08-15
FR2519662A1 (en) 1983-07-18
DE3200893C1 (en) 1983-06-01
CH659675A5 (en) 1987-02-13
NL8300025A (en) 1983-08-01
FI830115L (en) 1983-07-15
KR890000069B1 (en) 1989-03-07
JPS58126388A (en) 1983-07-27
FR2519662B3 (en) 1985-02-22
AT382650B (en) 1987-03-25
ES518947A0 (en) 1983-10-16

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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