Title: Composite fertilizer and its production process
Application Number: 99112696 Application Date: 1999.02.10
Publication Number: 1263072 Publication Date: 2000.08.16
Approval Pub. Date: Granted Pub. Date:
International Classifi-cation: C05D11/00
Applicant(s) Name: Zhang Chunyang Address: 154400
Inventor(s) Name: Zhang Chunyang
Attorney & Agent: wang shuanghou
Abstract:
     The composition of sid composite fertilizer contains flyash, strong magnetic carrier, active agent, secondary and trace element compounds, and its production process includes the processes of pulverizing, drying, mixing, granulating and magnetizing in magnetizing machine. The magnetic field in the magnetzing machine is 300-800 millitesla, and finally the magnetic remanence of said composite fertilizer is 0.1-1.5 millitesla. Said invention possesses obvious yield-increasing effect.
Time: 9