Process for the production of prilled urea having a low biuret c

Details Process for the production of prilled urea having a low biuret c Process for the production of prilled urea having a low biuret c

1970-05-21

1976-02-03

Thomas, Jr., James O.

Chemistry of carbon compounds

Miscellaneous organic carbon compounds

C-metal

260555B, C07C12600

Patent

active

039364992

ABSTRACT:
A process is described wherein prilled urea of low biuret content is prepared by crystallizing urea of low biuret content by melting from only 30 to 70 percent of the urea crystals through the application of heat thereto, and forming a heterogeneous mixture of the unmelted crystals in the melted urea. That mixture is then fed to conventional pelleting apparatus.

REFERENCES:
patent: 3025571 (1962-03-01), Beecher et al.
patent: 3398191 (1968-08-01), Thompson et al.

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