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Application filed by Ion Costan, Domnica Ciobanu, Coca Lupu, Maria Ghinet, Dumitru RotarufiledCriticalIon Costan
Priority to RO104600ApriorityCriticalpatent/RO82846B1/ro
Publication of RO82846A2publicationCriticalpatent/RO82846A2/ro
Publication of RO82846B1publicationCriticalpatent/RO82846B1/ro
Inventia se refera la un procedeu de fabricare a hîrtiei pergament vegetal, prin trecerea continua printr-o baie de sulfurizare, stoarcere, trecere printr-o baie de oprire partiala a reactiei, o a doua stoarcere, spalare prin trecere succesiva prin mai multe bai, trecere printr-o baie de înnobilare, urmata de uscare. Se utilizeaza în industria celulozei.
RO104600A1981-06-181981-06-18PROCEDEU DE FABRICARE A HîRTIEI PERGAMENT VEGETAL
RO82846B1
(ro)