FIELD: oil production. SUBSTANCE: oils are prepared by purification of side product of removing grease of gatch. The process is carried out with the help of phenol, it is followed by deparaffinization at (-15)-(-17) C with the help of methyl ethyl ketone, mass ratio of methyl ethyl ketone and origin material being 4:1. EFFECT: improves efficiency of method. 6 tbl
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Authors
Dates
1996-01-27—Published
1992-12-16—Filed