Granulation of potash salts
AssigneeInternational Minerals & Chemical Corp.
InventorsWilliam B. Dancy, Kenneth L. Nichols
Life of this patent
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Abstract
A process for the granulation of potash salts to produce granules in high yield by the steps of mixing the potash salt with an inorganic phosphate binder and water, granulating the mixture and drying it.
Claims9
A process for the granulation of potassium sulfate, potassium nitrate, and mixtures thereof, comprising the steps of mixing the potash salt with an effective amount of a mono- or dibasic potassium or sodium phosphate binder or mixtures thereof and water, granulating the mixture and drying it.
A composition adapted for granulation consisting of potassium sulfate or potassium nitrate and a mono- or dibasic sodium or potassium phosphate binder or mixture thereof.
A granulated composition consisting of 85 to 98.5% potassium sulfate or potassium nitrate and 15 to 1.5% of a mono- or dibasic potassium or sodium phosphate or mixture thereof.
Dependencies are inferred from the claim text.