GRANULAR MATERIALS LIXIVIATION METHOD Russian patent published in 1995 - IPC

FIELD: granular materials lixiviation. SUBSTANCE: granular materials lixiviation method provides for solution infiltration through material layer and separate separation of products from process. Separated from process of infiltration solution and material are combined, agitated, separated and fed once more in process of infiltration. In the case, for agitation they use 10 100 mass per hour from total amount of material. Agitation lixiviation is exercised with L:T (3-10) 1. EFFECT: Method facilitates process of lixiviation and increases output of valuable components extraction. 3 cl, 2 tbl