TY JOUR TI Advanced Curd Whey Purification in Milk Sugar Production KW curd whey KW curd KW calcium oxide KW ammonium carbonate KW deoxidation KW proteins JO Dairy industry AU Shokhalov, V.A. AU Gnezdilov, A.I. AU Shokhalova, V.N. PY 2026 IS PB Kemerovo State University