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CIE DE PROD CHIM BOSTON
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CIE DE PROD CHIM BOSTON
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Application filed by CIE DE PROD CHIM BOSTONfiledCriticalCIE DE PROD CHIM BOSTON
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Publication of FR1139433ApublicationCriticalpatent/FR1139433A/fr
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
FR1139433D1954-12-061955-12-02Procédé pour la récupération du papier à partir de déchets de papier
ExpiredFR1139433A
(fr)