Large granule urea surface remodeling method

Large granule urea surface remodeling method

CN
  • CN 104,496,566 A
  • Filed: 09/12/2014
  • Published: 04/08/2015
  • Est. Priority Date: 09/12/2014
  • Status: Active Application
First Claim
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1. a granular urea resurfacing method, it is characterized in that the step that it comprises is:

  • first granular urea is placed in band flight and makes its clockwise or counterclockwise movement with the cylinder adding heating duct, then will liquid making slowly uniformly spray in granular urea surface again, particle and cylinder, flight, fricting movement between particle, the part of urea surface projection is softened or is dissolved in by External Force Acting to reproduce in liquid, urea is in the process of drying, be dissolved in the urea crystals in liquid making again and fill up the part in granular urea surface indentation, last granular urea becomes smooth mellow and full, calorifier dry hardening after and get final product.

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