POTASH FERTILIZER MANUFACTURE PROCESS Russian patent published in 2003 - IPC

Abstract RU 2196759 C2

FIELD: fertilizers. SUBSTANCE: flotation-mediated manufacture of potash fertilizers from sylvinite ores consists in that classification of froth product is conducted together with centrifugate, filtrate, and wash-out from band filter drain pans after dehydration of concentrate, fraction below 0.1 mm being subjected to concentration and desludging and fraction above 0.1 mm subjected to repurification. EFFECT: improved quality of product and reduced loss of valuable product. 1 dwg, 2 tbl

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RU 2 196 759 C2

Authors

Chernov V.S.

Ehntenteev A.Z.

Chujanov V.G.

Sof'In A.K.

Dates

2003-01-20—Published

2000-08-28—Filed