METHOD OF MANUFACTURING COMPLEX ORGANOMINERAL FERTILIZER Russian patent published in 1997 - IPC

FIELD: manufacture of organomineral fertilizer from live- stock breeding, poultry, wood treatment, and chemical production waste. SUBSTANCE: claimed method compressing treating poultry excrements, e.g. hens' excrements or animals' manure, e. g. pigs' excrements, with formaldehyde in amount of 0.001-0.03 weight part of formaldehyde per 1 weight part of excrements or manure, then with ammonia water in amount of 40 % ammonia based on the weight of charged formaldehyde and mixing with waste of 1 weight part of excrements or manure with 0.01-0.06 weight part of pyrite cinder and/or 0.1-1.0 wt part of lignin or wood bark or 0.1-0.5 weight part of peat of mineral fertilizer e. g. phosphite meal and/or potassium chloride. EFFECT: more efficient.