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Application filed by Josef Axman, Jan SpiritfiledCriticalJosef Axman
Priority to CS441677ApriorityCriticalpatent/CS191671B1/cs
Publication of CS191671B1publicationCriticalpatent/CS191671B1/cs
CS441677A1977-07-041977-07-04Device for introducing the auxiliary coagulant into the flocculation space in water treatment by clarification
CS191671B1
(en)