PLANT FOR PRODUCTION OF ORGANIC FERTILIZER Russian patent published in 1998 - IPC

FIELD: production of organic fertilizers in complex anaerobic and aerobic conditions. SUBSTANCE: the offered plant has vessel with gas holder, feed pipeline and pipelines for aeration, and additional vessel for aerobic treatment. Vessel with gas holder is located in additional vessel and has valve for communication with the latter. Aeration pipelines are connected to lower part of additional vessel. The offered plant allows provision of controlled complex process of treatment of manure mass under conditions of continuous or continuous-interrupted action depending on method of supply of initial product into vessel for anaerobic fermentation. EFFECT: higher efficiency. 3 cl, 1 dwg