Oil refinery machine Cathy: 15617867129 1-10tpd batch type edible oil refinery plant , small scale cooking oil refining machine video - Duration: 7:00. Wendy Wang 31,874 views
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Learn more in Refining crude oil—inputs and outputs Refineries operate 24/7 A refinery runs 24 hours a day, 365 days a year and requires a large number of employees. A refinery can occupy as much land as several hundred football fields.
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