FR606098A - Process for refurbishing papers that have already been used for printing - Google Patents

Process for refurbishing papers that have already been used for printing

Info

Publication number
FR606098A
FR606098A FR606098DA FR606098A FR 606098 A FR606098 A FR 606098A FR 606098D A FR606098D A FR 606098DA FR 606098 A FR606098 A FR 606098A
Authority
FR
France
Prior art keywords
refurbishing
papers
printing
already
refurbishing papers
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
Grant Hammond
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 FR606098A publication Critical patent/FR606098A/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)
FR606098D 1925-11-05 1925-10-27 Process for refurbishing papers that have already been used for printing Expired FR606098A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB2786625A GB257774A (en) 1925-11-05 1925-11-05 Improvements in process for reclaiming used paper

Publications (1)

Publication Number Publication Date
FR606098A true FR606098A (en) 1926-06-07

Family

ID=10266577

Family Applications (1)

Application Number Title Priority Date Filing Date
FR606098D Expired FR606098A (en) 1925-11-05 1925-10-27 Process for refurbishing papers that have already been used for printing

Country Status (3)

Country Link
US (1) US1572478A (en)
FR (1) FR606098A (en)
GB (1) GB257774A (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2673798A (en) * 1949-07-20 1954-03-30 Zundel Jean Ernest Deinking
US5580422A (en) * 1993-07-27 1996-12-03 Hoechst Celanese Corporation Brightening color dyed wastepaper with a bleaching agent and a quaternary compound
US5458737A (en) * 1993-07-27 1995-10-17 Hoechst Celanese Corporation Quaternary compounds as brightness enhancers
US5560805A (en) * 1993-07-27 1996-10-01 Hoechst Celanese Corporation Enhanced decolorization of waste paper with selected amines
US5882476A (en) * 1995-05-05 1999-03-16 Solvay Minerals, Inc. Deinking printed wastepaper using alkaline solution containing sodium sulfite and sodium carbonate

Also Published As

Publication number Publication date
US1572478A (en) 1926-02-09
GB257774A (en) 1926-09-09

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