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Application filed by Ethyl CorpfiledCriticalEthyl Corp
Publication of BR7016604D0publicationCriticalpatent/BR7016604D0/pt
D21C—PRODUCTION OF CELLULOSE BY REMOVING NON-CELLULOSE SUBSTANCES FROM CELLULOSE-CONTAINING MATERIALS; REGENERATION OF PULPING LIQUORS; APPARATUS THEREFOR
D21C3/00—Pulping cellulose-containing materials
D21C3/18—Pulping cellulose-containing materials with halogens or halogen-generating compounds
BR216604/70A1969-02-061970-02-05Processo para polpacao de material vegetal fibroso
BR7016604D0
(pt)