TY JOUR TI Effect of the Frictional Properties of Sunflower Seeds on the Efficiency of Pressing Equipment KW Seed oils KW friction properties KW friction force KW volume compression KW pressing pressure KW oil yield JO Food Processing: Techniques and Technology AU Berezin, M.A. AU Borisov, V.I. PY 2019 IS 49 PB Kemerovo State University