FI871956A0 - Foerfarande foer avfaergning av massafaergade papper och sjaelvkopierande papper. - Google Patents

Foerfarande foer avfaergning av massafaergade papper och sjaelvkopierande papper.

Info

Publication number
FI871956A0
FI871956A0 FI871956A FI871956A FI871956A0 FI 871956 A0 FI871956 A0 FI 871956A0 FI 871956 A FI871956 A FI 871956A FI 871956 A FI871956 A FI 871956A FI 871956 A0 FI871956 A0 FI 871956A0
Authority
FI
Finland
Prior art keywords
papper
sjaelvkopierande
massafaergade
avfaergning
och
Prior art date
Application number
FI871956A
Other languages
English (en)
Other versions
FI87472B (fi
FI871956A (fi
FI87472C (fi
Inventor
Hans Ulrich Suess
Wilfried Eul
Oswald Helmling
Juergen Maier
Original Assignee
Degussa
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 Degussa filed Critical Degussa
Publication of FI871956A0 publication Critical patent/FI871956A0/fi
Publication of FI871956A publication Critical patent/FI871956A/fi
Publication of FI87472B publication Critical patent/FI87472B/fi
Application granted granted Critical
Publication of FI87472C publication Critical patent/FI87472C/fi

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
    • 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

  • Paper (AREA)
  • Electrotherapy Devices (AREA)
  • Absorbent Articles And Supports Therefor (AREA)
  • Color Printing (AREA)
  • Separation Of Suspended Particles By Flocculating Agents (AREA)
  • Developing Agents For Electrophotography (AREA)
FI871956A 1986-05-17 1987-05-04 Foerfarande foer avfaergning av massafaergade papper och sjaelvkopierande papper FI87472C (fi)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE19863616816 DE3616816A1 (de) 1986-05-17 1986-05-17 Verfahren zum entfaerben von in der masse gefaerbten papieren und selbstdurchschreibepapieren
DE3616816 1986-05-17

Publications (4)

Publication Number Publication Date
FI871956A0 true FI871956A0 (fi) 1987-05-04
FI871956A FI871956A (fi) 1987-11-18
FI87472B FI87472B (fi) 1992-09-30
FI87472C FI87472C (fi) 1993-01-11

Family

ID=6301146

Family Applications (1)

Application Number Title Priority Date Filing Date
FI871956A FI87472C (fi) 1986-05-17 1987-05-04 Foerfarande foer avfaergning av massafaergade papper och sjaelvkopierande papper

Country Status (6)

Country Link
EP (1) EP0247307B1 (fi)
JP (1) JPS62276094A (fi)
AT (1) ATE63766T1 (fi)
CA (1) CA1281509C (fi)
DE (2) DE3616816A1 (fi)
FI (1) FI87472C (fi)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3831668A1 (de) * 1988-09-17 1990-03-22 Escher Wyss Gmbh Verfahren zur weissgraderhoehung von altpapier mit neutralem wasserkreislauf
DE19510278C2 (de) * 1994-03-22 1997-03-13 Brueggemann L Kg Bleichmittel und dessen Verwendung zur Bleiche von Sekundärfaserstoffen für die Papierherstellung
JP2003073987A (ja) * 2001-09-03 2003-03-12 Oji Paper Co Ltd 印刷古紙の中性脱墨パルプ化方法
DE102020111675A1 (de) * 2020-04-29 2021-11-04 Kübler & Niethammer Papierfabrik Kriebstein AG Verfahren zur Herstellung eines Etikettenpapiers aus abgelösten Nassetiketten

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5220971A (en) * 1975-08-12 1977-02-17 Nippon Shokubai Kagaku Kogyo Co Ltd Process for removing nitrogen oxides
DE2816148B1 (de) * 1978-04-14 1978-10-12 Voith Gmbh J M Verfahren zum Wiederaufbereiten von Papieren
FR2482989A1 (fr) * 1980-05-22 1981-11-27 Interox Procede pour la regeneration de vieux papiers
DE3309956C1 (de) * 1983-03-19 1984-07-12 Degussa Ag, 6000 Frankfurt Verfahren zum Bleichen von Papierrohstoffen

Also Published As

Publication number Publication date
JPS62276094A (ja) 1987-11-30
DE3616816A1 (de) 1987-11-19
EP0247307B1 (de) 1991-05-22
FI87472B (fi) 1992-09-30
FI871956A (fi) 1987-11-18
FI87472C (fi) 1993-01-11
ATE63766T1 (de) 1991-06-15
CA1281509C (en) 1991-03-19
EP0247307A1 (de) 1987-12-02
DE3770194D1 (de) 1991-06-27

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Legal Events

Date Code Title Description
MM Patent lapsed
MM Patent lapsed

Owner name: DEGUSSA AKTIENGESELLSCHAFT