Method for producing a fertilizer containing urea and ammonium sulphate

Method for producing a fertilizer containing urea and ammonium sulphate

  • CN 101,006,011 A
  • Filed: 06/30/2005
  • Published: 07/25/2007
  • Est. Priority Date: 07/01/2004
  • Status: Active Application
First Claim
Patent Images

1. from the method for sulfuric acid, ammonia and urea production solid urea ammonium sulfate (UAS) fertilizer;

  • free ammonia and/or wherein with carboxylamine salt form and sulfuric acid reaction to be decomposed from urea production;

    basically do not decompose simultaneously the urea in the process flow, after this mixed the and granulating of urea and ammonium sulfate (AS).

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