APPARATUS FOR FERMENTATIVE PROCESSING OF LIQUID MANURE AND BIRD DUNG Russian patent published in 2005 - IPC

FIELD: agriculture, in particular, utilization of animal and bird activity products in animal and poultry houses for producing of bioorganic fertilizer.

SUBSTANCE: apparatus has casing with inclined bottom equipped with longitudinal slot, and closure, said casing incorporating equipment for introducing of liquid medium to be processed and suspension of microorganisms, aerating gas, equipment for separating of fermented medium, branch pipe for discharge of used gas, and air distributing device used for aeration and connected with aerating gas introducing device. Bubbling plate is fixed inside casing so as to partly overlap casing in its horizontal section and attached without gap to casing side walls. Bladed wheel positioned in the vicinity of one end wall in horizontal plane along the entire width of casing is equipped with rotational drive to provide for movement of lower blades from said wall. Guiding plate fixed under bladed wheel along the entire width of casing is curved along generatrix of wheel blades and attached to plate edge. Froth baffle is arranged between bladed wheel and casing closure in front of branch pipe for discharge of used gas. Mixer positioned in longitudinal slot of casing bottom is connected with drive. Casing is furnished with jacket for supplying of heat-carrier or coolant.

EFFECT: reduced costs of liquid manure or bird dung processing method and improved quality of bioorganic fertilizer.

8 cl, 4 dwg