METHOD OF PRODUCING MIXED FEED PREMIX Russian patent published in 2000 - IPC

FIELD: feed mill industry. SUBSTANCE: method includes preserving of grain part of filling agent and its grinding. Before filling agent grinding and introduction of biologically active substances and antioxidant, grain part of premix is treated by aqueous solution of substances of general formula: R₁-(CH₂)_m-[NH_n-R_3-n] - X; where m = 2-4; N = 1-3; R₁ is acid residue of eicosapentaenoic acid; R is alkyl; X is acid residue of inorganic acid; in the amount of 0.5-10⁴ mg/t and aged for not more than 2-5 h. EFFECT: prolonged storage life of premix and absence of inhibitory effect of animals digestion. 3 ex