Title: Prepn. of urea potassium phosphate
Application Number: 87105102 Application Date: 1987.10.24
Publication Number: 1032777 Publication Date: 1989.05.10
Approval Pub. Date: Granted Pub. Date: 1991.11.13
International Classifi-cation: C05G1/06
Applicant(s) Name: Shenyang Chemical Multi-Purpose Utilization Inst. Address:
Inventor(s) Name:
Attorney & Agent: YANG BIN
Abstract:
     This process consists in mixing potassium digydrogen phosphate, urea and water in a proper proportion, and then pelletizing and drying under rolling condition. Potassium dihydrogen phosphate may be dissolved and wrapped over the outside surface of urea, and composite fertilizer contg. nitrogen, phosphorus and potassium in various proportion will thus be obtd. This process is applicable for continuous prodn. in commercial scale.
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