Title: Compound and mixed fertilizer and preparation method thereof
Application Number: 98101028 Application Date: 1998.03.18
Publication Number: 1229070 Publication Date: 1999.09.22
Approval Pub. Date: Granted Pub. Date:
International Classifi-cation: B09B3/00,C05D9/00,C05G1/00
Applicant(s) Name: Li Rongtian Address: 030009
Inventor(s) Name:
Attorney & Agent: wei shuwei
Abstract:
     A mixed compound fertilizer is prepared from the metallurgical slags as basic raw material, which has been mechanically and chemically treated to modify them into soluble salt, the chemicals containing N, P and K elements or their minerals, and the chemicals containing Fe, Zn and B elements or their minerals. It features rich resource of raw materials, low cost, no generation of wastes, and no influence to the physical and chemical nature of soil.
Time: 8