摘要
废白土是油脂加工厂的一种副产品，其中含有２０％～４０％的油脂。作者介绍了从废白土中回收油脂，废白土的再生及用度白土制取去污粉的方法。
Spent bleaching earth is a kind of by-product in an oil-fat plant and it contains 20% to 40% of oil. The author introduces the methods of oil recovering from spent bleaching earth , regeneration of spent bleaching earth and household cleanser producing by using spent bleaching earth.
关键词
脱色
废白土
回收
油脂
再生
去污粉
白土
spent bleaching earth
oil recovery
regeneration
household cleanser producing
