FR841053A - Process for removing printing ink from printed papers - Google Patents

Process for removing printing ink from printed papers

Info

Publication number
FR841053A
FR841053A FR841053DA FR841053A FR 841053 A FR841053 A FR 841053A FR 841053D A FR841053D A FR 841053DA FR 841053 A FR841053 A FR 841053A
Authority
FR
France
Prior art keywords
printing ink
printed papers
removing printing
papers
printed
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
Application number
Other languages
French (fr)
Inventor
Berthold Rassow
Edgar Herfurth
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 filed Critical
Application granted granted Critical
Publication of FR841053A publication Critical patent/FR841053A/en
Expired legal-status Critical Current

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)
FR841053D 1937-07-24 1938-07-23 Process for removing printing ink from printed papers Expired FR841053A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE208192X 1937-07-24

Publications (1)

Publication Number Publication Date
FR841053A true FR841053A (en) 1939-05-10

Family

ID=5794105

Family Applications (1)

Application Number Title Priority Date Filing Date
FR841053D Expired FR841053A (en) 1937-07-24 1938-07-23 Process for removing printing ink from printed papers

Country Status (4)

Country Link
CH (1) CH208192A (en)
FR (1) FR841053A (en)
GB (1) GB506472A (en)
NL (1) NL52906C (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2502330A (en) * 1943-03-01 1950-03-28 Clarence E Libby Washing paper pulp to remove coloring matter
US2743178A (en) * 1948-07-19 1956-04-24 Krodel Process for de-inking printed waste paper
ATE118839T1 (en) * 1989-03-15 1995-03-15 Woodfree Ltd METHOD FOR DE-INKING WASTE PAPER.

Also Published As

Publication number Publication date
CH208192A (en) 1940-01-15
NL52906C (en) 1900-01-01
GB506472A (en) 1939-05-30

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