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Priority to RO130112ApriorityCriticalpatent/RO98723B1/ro
Publication of RO98723B1publicationCriticalpatent/RO98723B1/ro
Inventia se refera la un procedeu de reducere a continutului de cenusa din carbuni activi, prin tratarea cu un amestec format din acid fluorhidric de concentratie 40% si acid sulfuric de concentratie 98% în proportie de 1/3 în volume.
RO130112A1987-10-191987-10-19Procedeu de reducere a continutului de cenusa a carbunilor activi
RO98723B1
(ro)