PROCESS OF OBTAINING RICE-BRAN OIL AND DEFATTED RICE BRAN FROM FRESH RICE BRAN

摘要

[Problem] To obtain, from rice bran, an excellent rice oil at a high yield and also obtain an excellent defatted rice bran. [Solution] A method for obtaining an excellent rice oil and an excellent defatted rice bran, said method comprising: a first treatment step for contacting fresh rice bran immediately after obtained in a rice milling step with superheated steam to inactivate enzymes therein; a second treatment step for extracting rice oil from the rice bran obtained in the first treatment step; and a third treatment step for separating and obtaining defatted rice bran. It is preferred that, in the first treatment step, the rice bran is contacted with superheated steam at 250-650oC for 0.5-60 sec. The rice oil thus extracted has a low acid value. The defatted rice bran thus obtained is free from germs and has no offensive smell and, therefore, is good to eat as a meal.