Title: Urea fused-salt granulating process to produce urea-base composite fertilizer
Application Number: 98120166 Application Date: 1998.10.15
Publication Number: 1214331 Publication Date: 1999.04.21
Approval Pub. Date: Granted Pub. Date: 2002.07.17
International Classifi-cation: C05C9/00,C05G1/00
Applicant(s) Name: Wang Changshan Address: 154900
Inventor(s) Name:
Attorney & Agent:
Abstract:
     During the production of three-element or multiple-element composite fertilizer using urea as nitrogen source, urea, phosphate fertilizer, potash fertilizer or humic acid, flyash, sulfate sludge and other material components are processed through separate crushing to 20-60 mesh, mixing, water spraying to moisten, fusion-pelletizing, and drying at 120-200 deg.C inside drum pelletizing drier, cooling, magnetizing, sieving and packing, to produce common azophoska, organic or inorganic fertilizer or magnetized fertilizer.
Time: 5