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Oil refining

Oil refining

The purpose of oil refining is to remove the impurities, keep grease biological properties, retain or extract useful substances. In fact, not all of refining to remove impurities, but selectively purify. According to the composition and properties of crude oil in the magazine can be divided into three categories:
1, the insoluble solid impurities, such as sand, meal powder, fiber, clay, catalyst and the like.
2, glue insoluble impurities, such as FFA, sterols, vitamin E, pigments, gossypol and the like.
3, volatiles, such as water, alcohols, hydrocarbon solvents, odor material.

The process and technical parameters
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