Process for enhanced urea production

Details Process for enhanced urea production Process for enhanced urea production

C - Chemistry, Metallurgy

07

C

260/548.1

C07C 273/04 (2006.01) C07C 273/16 (2006.01)

Patent

CA 1332426

19 ABSTRACT A process for the production of urea comprises the steps of reacting carbon dioxide and ammonia to form ammonium carbamate and subsequent decomposition of ammonium carbamate to form a reaction mixture comprising urea and water, wherein the reaction mixture is contacted with one side of a semi-permeable membrane, and a drying fluid capable of removing water and possibly other reaction product(s) from the reaction mixture is contacted with the other side of the semi-permeable membrane.

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