AT363781B - METHOD FOR INCREASING THE WHITE DEGREE OF DEKIN WASTE PAPER - Google Patents

METHOD FOR INCREASING THE WHITE DEGREE OF DEKIN WASTE PAPER

Info

Publication number
AT363781B
AT363781B AT112478A AT112478A AT363781B AT 363781 B AT363781 B AT 363781B AT 112478 A AT112478 A AT 112478A AT 112478 A AT112478 A AT 112478A AT 363781 B AT363781 B AT 363781B
Authority
AT
Austria
Prior art keywords
dekin
increasing
waste paper
white degree
white
Prior art date
Application number
AT112478A
Other languages
German (de)
Other versions
ATA112478A (en
Inventor
Manhart Dr Ing Schlegel
Original Assignee
Kriebstein Papier Veb
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 Kriebstein Papier Veb filed Critical Kriebstein Papier Veb
Publication of ATA112478A publication Critical patent/ATA112478A/en
Application granted granted Critical
Publication of AT363781B publication Critical patent/AT363781B/en

Links

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
    • 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
AT112478A 1977-04-01 1978-02-16 METHOD FOR INCREASING THE WHITE DEGREE OF DEKIN WASTE PAPER AT363781B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DD19819777A DD130266B1 (en) 1977-04-01 1977-04-01 METHOD FOR INCREASING THE WHITE GRADE OF DEINKED AGING MATERIALS

Publications (2)

Publication Number Publication Date
ATA112478A ATA112478A (en) 1981-01-15
AT363781B true AT363781B (en) 1981-08-25

Family

ID=5507901

Family Applications (1)

Application Number Title Priority Date Filing Date
AT112478A AT363781B (en) 1977-04-01 1978-02-16 METHOD FOR INCREASING THE WHITE DEGREE OF DEKIN WASTE PAPER

Country Status (3)

Country Link
AT (1) AT363781B (en)
DD (1) DD130266B1 (en)
DE (1) DE2803804C2 (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2813448B1 (en) * 1978-03-29 1978-09-21 Voith Gmbh J M Process and plant for recycling waste paper
FR2603917B1 (en) * 1986-09-15 1991-08-30 Lamort E & M PROCESS AND PLANT FOR PROCESSING OLD PRINTED PAPERS
US5308448A (en) * 1989-01-14 1994-05-03 Henkel Kommanditgesellschaft Auf Aktien Process for the flotation of fillers from deinked waste paper in the presence of surfactants containing sulfonate groups
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

Also Published As

Publication number Publication date
DD130266B1 (en) 1982-11-24
DE2803804C2 (en) 1985-11-21
DE2803804A1 (en) 1978-10-12
DD130266A1 (en) 1978-03-15
ATA112478A (en) 1981-01-15

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Legal Events

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UEP Publication of translation of european patent specification