ALEXANDRIA, Va., Jan. 13 -- United States Patent no. 12,522,563, issued on Jan. 13, was assigned to Stamicarbon B.V. (Sittard, Netherlands).
"Urea production with reduced urea losses" was invented by Rahul Patil (Sittard, Netherlands), Lambertus Wilhelmus Gevers (Sittard, Netherlands) and Chuanbo Gao (Sittard, Netherlands).
According to the abstract* released by the U.S. Patent & Trademark Office: "The disclosure pertains to a urea production process wherein vapor from an evaporation unit for concentrating urea solution is condensed and the resulting process condensate, which contains urea originating from urea entrained in the vapor, is combined with a second urea solution to obtain a dilute urea solution that is suitable e.g. for DEF."...