CH459739A - Process for the regeneration of waste paper - Google Patents

Process for the regeneration of waste paper

Info

Publication number
CH459739A
CH459739A CH915065A CH915065A CH459739A CH 459739 A CH459739 A CH 459739A CH 915065 A CH915065 A CH 915065A CH 915065 A CH915065 A CH 915065A CH 459739 A CH459739 A CH 459739A
Authority
CH
Switzerland
Prior art keywords
regeneration
waste paper
waste
paper
Prior art date
Application number
CH915065A
Other languages
German (de)
Inventor
Wilhelm Dr Berndt
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 CH459739A publication Critical patent/CH459739A/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
    • D21C5/027—Chemicals 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

  • Health & Medical Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Toxicology (AREA)
  • Paper (AREA)
CH915065A 1964-07-29 1965-06-30 Process for the regeneration of waste paper CH459739A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
NL6408629A NL6408629A (en) 1964-07-29 1964-07-29
DED0045076 1964-07-30

Publications (1)

Publication Number Publication Date
CH459739A true CH459739A (en) 1968-07-15

Family

ID=25971944

Family Applications (1)

Application Number Title Priority Date Filing Date
CH915065A CH459739A (en) 1964-07-29 1965-06-30 Process for the regeneration of waste paper

Country Status (3)

Country Link
BE (1) BE667578A (en)
CH (1) CH459739A (en)
NL (2) NL6408629A (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2610581B1 (en) * 1976-03-13 1977-08-11 Voith Gmbh J M METHOD AND DEVICE FOR THE OBTAINING RELATIVELY PURE FIBER SUSPENSIONS IN THE PROCESSING OF WASTE PAPER

Also Published As

Publication number Publication date
DE1517172A1 (en) 1969-12-18
BE667578A (en) 1965-11-16
NL6408629A (en) 1966-01-31
NL6509829A (en) 1966-01-31

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