Device and process for treating waste mineral oil
A technology of waste mineral oil and treatment equipment, which is applied in the direction of multi-stage series refining process treatment, etc., can solve the problems of waste mineral oil, such as the thoroughness to be improved, irregularities, etc., to avoid leakage, low distillation pressure, and solve polluted products Effect
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[0030] This embodiment is used to illustrate the waste mineral oil treatment device and process of the present invention.
[0031] Such as figure 1 As shown, the waste mineral oil treatment device includes a filtration precipitation device 1, a raw material storage tank 2, a water treatment device 3, a storage tank vacuum pump 4, an oil-water separator 5, a vacuum thin film evaporator 6, a first molecular still 11, a second molecular still 16 and a third molecular still 21.
[0032] The oil discharge pipe of the filter sedimentation device 1 is connected to the raw material storage tank 2, and its sewage discharge pipe is connected to the water treatment device 3. The raw material storage tank 2 is connected to the feed port of the vacuum thin film evaporator 6 through the oil discharge pipe, and the raw material storage tank 2 is passed through The tank vacuum pump 4 is connected with the oil-water separator 5, and the oil-water separator 5 is connected with the water treatm...
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