2016 06 Amicis Eurotecnica Integration of Melamine plant into a Nitrogen based fertilizer complex

In an integrated process for urea and melamine production, urea is produced in a urea plant comprising a high pressure urea synthesis section and a urea recovery section for separating urea from a carbamate aqueous solution, and melamine is produced in a melamine plant wherein off-gases resulting as byproducts of the melamine synthesis and substantially containing NH3 and CO2, are recycled to the high pressure urea synthesis section. The specific focus of the below paper is to eliminate the impact of recycle off-gas on urea production plant.



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