Национальный Университет Водного Хозяйства И Природопользования
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A method for the elimination of caking of ammonium nitrate by the introduction into its melt of inorganic additives, differs in a way that as additive the wet-process phosphoric acid is used at 1.0-1.5 mass % of PO, which is added at rapid mixing into melt of ammonium nitrate at temperature of 175-185 °C with the simultaneous ammoniation by ammonia gas to pH=4-5.
UAU200911967U2009-11-232009-11-23Method for the elimination of caking of granulated ammonium nitrate
UA50396U
(en)
Phosphorus-potassium-nitrogen-containing npk-fertilizer and method for the preparation of granulated phosphorus-potassium-nitrogen-containing npk-fertilizer