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Application filed by Petr Ing JavorekfiledCriticalPetr Ing Javorek
Priority to CS861943ApriorityCriticalpatent/CS256130B1/en
Priority to BG7890187Aprioritypatent/BG48403A1/en
Priority to PL26474587Aprioritypatent/PL151759B2/en
Publication of CS194386A1publicationCriticalpatent/CS194386A1/en
Publication of CS256130B1publicationCriticalpatent/CS256130B1/en
CS861943A1986-03-201986-03-20Method of manganese concretions' treatment by means of ammoniacalcarbonate process connected with manganese extraction
CS256130B1
(en)