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公开(公告)号：US12139448B2
公开(公告)日：2024-11-12
申请号：US18293947
申请日：2023-10-13
Applicant: Stamicarbon B.V.
Inventor： Solomon Assefa Wassie , Rahul Patil
IPC: C07D251/60 , B01J19/00 , C07C273/04 , C07C273/12
Abstract: The disclosure pertains to urea production with, in series, an MP carbamate condenser for condensing at least urea synthesis section off-gas, gas/liquid separation giving a gas stream and a liquid stream, and a second carbamate condenser receiving off-gas from melamine production and said liquid stream.
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