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CHARLES KURTZ HAEHNLE
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CHARLES KURTZ HAEHNLE
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Publication date
Application filed by CHARLES KURTZ HAEHNLEfiledCriticalCHARLES KURTZ HAEHNLE
Application grantedgrantedCritical
Publication of FR459300ApublicationCriticalpatent/FR459300A/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
D21C5/025—De-inking
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
FR459300D1913-06-171913-06-17Procédé pour l'enlèvement des encres d'imprimerie du papier ayant servi
ExpiredFR459300A
(fr)