Casale Sa

Cristina Pizzolitto

Leonardo Marrone

Pierdomenico Biasi

Alberto Benedetti

A process for the production of biuret from urea wherein: a urea aqueous solution () withdrawn from the recovery section of a urea plant is processed to remove water and obtain a concentrated urea melt (); said urea melt is processed under biuret-forming conditions to decompose urea into biuret and ammonia and obtain a high-biuret urea melt (); said high-biuret urea melt () is diluted with water or with an aqueous stream obtaining a solution (); the solution () is subject to crystallization and precipitation of a solid phase containing biuret which is separated from the aqueous phase.

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Como, Italy

Cristina Pizzolitto