Urea granulation

Details Urea granulation Urea granulation

B - Operations, Transporting

01

J

23/374, 71/44

B01J 2/02 (2006.01) B01J 2/16 (2006.01) C05C 9/00 (2006.01)

Patent

CA 1101641

Title: Improvements in or relating to urea granulation. Abstract of the disclosure: Urea granules are prepared by spraying an aqueous urea solution having a urea concentration of 70-99.9% by weight on to fluidized urea nuclei in the form of droplets having a mean drop diameter of 20-120 µm at a temperature at which the water is evaporated from the solution sprayed on to the nuclei and urea crystallizes on the nuclei to-form granules having a desired size.

303575

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