FR962255A - - Google Patents

Info

Publication number
FR962255A
FR962255A FR962255DA FR962255A FR 962255 A FR962255 A FR 962255A FR 962255D A FR962255D A FR 962255DA FR 962255 A FR962255 A FR 962255A
Authority
FR
France
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
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.)
Publication date
Application granted granted Critical
Publication of FR962255A publication Critical patent/FR962255A/fr
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)
FR962255D 1947-03-06 Expired FR962255A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US732941A US2525594A (en) 1947-03-06 1947-03-06 Deinking waste paper

Publications (1)

Publication Number Publication Date
FR962255A true FR962255A (fr) 1950-06-07

Family

ID=24945542

Family Applications (1)

Application Number Title Priority Date Filing Date
FR962255D Expired FR962255A (fr) 1947-03-06

Country Status (3)

Country Link
US (1) US2525594A (fr)
BE (1) BE480969A (fr)
FR (1) FR962255A (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1990010749A1 (fr) * 1989-03-15 1990-09-20 Bdl Specialist Products Limited Procede permettant d'enlever l'encre de materiaux a base de vieux papiers

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL84209C (fr) * 1952-02-09 1900-01-01
US2872313A (en) * 1955-09-08 1959-02-03 American Cyanamid Co Pulping of paper broke containing wet-strength resins
US2959513A (en) * 1956-04-06 1960-11-08 Mead Corp Paper stock recovery process
CA2082557C (fr) * 1992-02-24 1997-03-11 Charles W. Hankins Procede de desintegration integre de dechets de papier produisant des fibres de papier de categorie hygienique
US5637191A (en) * 1992-04-15 1997-06-10 Allied Colloids Limited Treatment of cellulosic material and compositions for use in this
WO1997032077A1 (fr) * 1996-02-27 1997-09-04 Tetra Laval Holding & Finance S.A. Procede de desinfection de fibres de papier, apres consommation, et produit fabrique a partir de ces fibres
US20080087390A1 (en) * 2006-10-11 2008-04-17 Fort James Corporation Multi-step pulp bleaching

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US988874A (en) * 1909-12-02 1911-04-04 Hugo Henkel Process for removing printers' ink from printed paper by means of bleaching substances having an alkaline action.
US1112887A (en) * 1911-06-15 1914-10-06 Pembee Company Process for the recovery of pulp from waste papers.
US1138597A (en) * 1912-05-29 1915-05-04 Gen Waste Paper Recovery Company Deinking apparatus.
US1226735A (en) * 1916-06-29 1917-05-22 Isabella J Wright Ink-removing and bleaching compound.
US1576994A (en) * 1925-11-16 1926-03-16 Jessup & Moore Paper Co Deinking paper stock
GB265055A (en) * 1926-06-01 1927-02-03 Robinson Fiber Corp Improvements in or relating to the treatment of paper pulp stock
BE355870A (fr) * 1927-12-12 1900-01-01
US1925372A (en) * 1931-11-14 1933-09-05 Mariner & Hoskins Inc Process of deinking printed paper
FR745802A (fr) * 1931-11-18 1933-05-17
US1986907A (en) * 1932-01-18 1935-01-08 Sidney D Wells Production of nodules
US1992977A (en) * 1933-01-26 1935-03-05 Lewis L Alsted Method of removing bleachable pigments from paper containing ligno-cellulosic constituents
US2042465A (en) * 1935-09-30 1936-06-02 Pierre R Hines Process for deinking paper printed with oxidizable inks

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1990010749A1 (fr) * 1989-03-15 1990-09-20 Bdl Specialist Products Limited Procede permettant d'enlever l'encre de materiaux a base de vieux papiers
US5360512A (en) * 1989-03-15 1994-11-01 Woodfree Limited Method and product for treating waste paper material

Also Published As

Publication number Publication date
US2525594A (en) 1950-10-10
BE480969A (fr) 1900-01-01

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