Title: Long-acting granular potash fertilizer
Application Number: 98118245 Application Date: 1998.09.17
Publication Number: 1247844 Publication Date: 2000.03.22
Approval Pub. Date: Granted Pub. Date: 2002.08.28
International Classifi-cation: C05D11/00
Applicant(s) Name: Gao Tingchen Address: 467000
Inventor(s) Name:
Attorney & Agent:
Abstract:
     The long-acting potash fertilizer is produced from potassium feldspar, limestone, clay and other natural mineral material and through pulverization, mixing, heating and granulation into 3 mm or so size grains. The production process is simple, low in cost and pollution-less. The granulated fertilizer has long action period, and can improve soil and increase yield of grains.
Time: 4