Process for synthesizing urea

Details Process for synthesizing urea Process for synthesizing urea

C - Chemistry, Metallurgy

07

C

260/548.4

C07C 126/02 (1980.01)

Patent

CA 1155457

SPECIFICATION Title of the Invention: PROCESS FOR SYNTHESIZING UREA Abstract of the Disclosure: An inert gas containing carbon dioxide and ammonia and separated from a urea synthesis effluent under urea synthesis pressures is brought into contact with an absorbent along with unreacted carbon dioxide and ammonia separated in high pressure distillatiton at a pressure of from 10 to 25 kg/cm2 G to absorb substantially all of the carbon dioxide and the major portion of the ammonia, and is cooled to be separated from the resulting liquid ammonia and then is discharged. The inert gas can be treated with little or no danger of explosion by the above method. -?-

367924

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