GB2234761B - A method for processing waste paper - Google Patents

A method for processing waste paper

Info

Publication number
GB2234761B
GB2234761B GB9014856A GB9014856A GB2234761B GB 2234761 B GB2234761 B GB 2234761B GB 9014856 A GB9014856 A GB 9014856A GB 9014856 A GB9014856 A GB 9014856A GB 2234761 B GB2234761 B GB 2234761B
Authority
GB
United Kingdom
Prior art keywords
waste paper
processing waste
processing
paper
waste
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 - Fee Related
Application number
GB9014856A
Other versions
GB9014856D0 (en
GB2234761A (en
Inventor
Wilfried Keck
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
JM Voith GmbH
Original Assignee
JM Voith GmbH
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 JM Voith GmbH filed Critical JM Voith GmbH
Publication of GB9014856D0 publication Critical patent/GB9014856D0/en
Publication of GB2234761A publication Critical patent/GB2234761A/en
Application granted granted Critical
Publication of GB2234761B publication Critical patent/GB2234761B/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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
    • 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
    • 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
GB9014856A 1989-08-10 1990-07-04 A method for processing waste paper Expired - Fee Related GB2234761B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE3926439 1989-08-10

Publications (3)

Publication Number Publication Date
GB9014856D0 GB9014856D0 (en) 1990-08-22
GB2234761A GB2234761A (en) 1991-02-13
GB2234761B true GB2234761B (en) 1993-06-09

Family

ID=6386864

Family Applications (1)

Application Number Title Priority Date Filing Date
GB9014856A Expired - Fee Related GB2234761B (en) 1989-08-10 1990-07-04 A method for processing waste paper

Country Status (9)

Country Link
JP (1) JPH0397984A (en)
BR (1) BR9003941A (en)
CA (1) CA2022778A1 (en)
CH (1) CH681993A5 (en)
DE (1) DE4024561C2 (en)
ES (1) ES2024904A6 (en)
FR (1) FR2650768B1 (en)
GB (1) GB2234761B (en)
NL (1) NL9001790A (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6228212B1 (en) * 1999-04-19 2001-05-08 Voith Sultzer Paper Technology North America, Inc. Method of removing wax from cellulosic fiber used in a fiber suspension for a paper-making machine
KR20020088227A (en) * 2001-05-18 2002-11-27 김대식 Apparatus for decompounding pulp automatically
DE10255314B4 (en) * 2002-11-27 2006-04-13 Voith Paper Patent Gmbh Process for the preparation of an aqueous suspension of fibrous material
JP5266588B2 (en) * 2009-04-07 2013-08-21 デュプロ精工株式会社 Recycled pulp manufacturing apparatus, used paper processing apparatus, and used paper processing method
JP2011127227A (en) * 2009-12-15 2011-06-30 Duplo Seiko Corp Waste paper processing system
JP2014025158A (en) * 2012-07-25 2014-02-06 Relief Niigata Co Method for producing wet ground pulp

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2311674C3 (en) * 1973-03-09 1978-01-19 Degussa PROCESS FOR REGENERATING WASTE PAPER
AT365676B (en) * 1979-05-04 1982-02-10 Escher Wyss Gmbh PLANT FOR TREATING WASTE PAPER
US4370172A (en) * 1981-03-17 1983-01-25 Compagnie De Construction Mecanique Sulzer, French Societe Anonyme Controlled vortex pump feed for supplying cellulose-containing material to reaction vessel
DE3149135C2 (en) * 1981-12-11 1986-05-22 Sulzer-Escher Wyss GmbH, 7980 Ravensburg Device for dissolving waste paper in the thick material area
DE3311082A1 (en) * 1983-03-26 1984-09-27 J.M. Voith Gmbh, 7920 Heidenheim METHOD AND DEVICE FOR DISPOSAL OF A FABRIC LOSS
DE3522395C1 (en) * 1985-06-22 1986-11-20 J.M. Voith Gmbh, 7920 Heidenheim Process and arrangement for processing waste paper
DE3704461A1 (en) * 1987-01-20 1988-07-28 Escher Wyss Gmbh METHOD AND PLANT FOR SOLVING PAPER
US4812205A (en) * 1988-01-25 1989-03-14 Beloit Corporation Process for secondary fibre processing

Also Published As

Publication number Publication date
FR2650768B1 (en) 1993-07-23
BR9003941A (en) 1991-09-03
NL9001790A (en) 1991-03-01
DE4024561C2 (en) 1999-12-02
GB9014856D0 (en) 1990-08-22
DE4024561A1 (en) 1991-02-14
GB2234761A (en) 1991-02-13
CA2022778A1 (en) 1991-02-11
JPH0397984A (en) 1991-04-23
CH681993A5 (en) 1993-06-30
FR2650768A1 (en) 1991-02-15
ES2024904A6 (en) 1992-03-01

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20000704