Phosphor containing fertilizer production from animal flour, comprises mixing of flour with alkali and/or alkaline-earth and/or quartz compounds to a material mixture and heating the mixture in rotary kiln reactor

摘要

The mixture is heated at 800[deg]C and supplied to the reactor in form of powder and grain with size of 0.5-4 mm. The heated mixture is milled, granulated under activated mechanical powdering and added with sulfur.