Title: Full-component silica mixed fertilizer made from powdered coal ash
Application Number: 91102300 Application Date: 1991.04.09
Publication Number: 1054761 Publication Date: 1991.09.25
Approval Pub. Date: Granted Pub. Date:
International Classifi-cation: C05G3/00
Applicant(s) Name: Qunzhi Comprehensive Application Science and Techn Address: 054000
Inventor(s) Name:
Attorney & Agent: ZHANG ERQUN
Abstract:
     The present invention relates to a fertilizer, characterized in that coal ash is used as basic material, mixed with certain amount of manures of P, N or K and/or water soluble trace element compound and the method for producing the same.
Time: 6