METHOD AND INSTALLATION FOR PRODUCTION OF GRANULATED ORGANIC-BASED FERTILIZERS Russian patent published in 1999 - IPC

FIELD: fertilizer production. SUBSTANCE: method concerns treatment of agricultural organic waste to produce fertilizers accompanied with complete clearing of gas emissions from injurious and malodorous substances and excluding ingress of injurious substances into produced fertilizers and complete utilization of exhausted gases. Method is accomplished using production line containing receiver, organic material crushing machine, pulp- preparation tank, granulation and drying apparatus, fertilizer separator, cyclone, fan, thermal station, pumps, compressor, collectors, exit flue, and stock line system. Installation further contains organic component heater, methane tank, centrifuge, and vessel with stirrer. EFFECT: increased safety of fertilizer and reduced power consumption. 16 cl, 2 dwg, 1 tbl