| 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 | ||
<- Previous Patent:Mixed compound fertilizer and gra...
| Next Patent:Process for preparing granulated ... ->
|
|||