Device for preparing refined anthracene and refined carbazole by taking anthracene oil as raw material
A technology of refined carbazole and anthracene oil, which is applied in the field of deep processing of coal tar in the metallurgical coking industry. It can solve problems such as equipment investment, increased energy and power consumption, insufficient mixing of materials and solvents, and increased energy and power consumption. And the effect of less energy consumption, small amount of materials, and reduced energy consumption
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[0038] The specific embodiments of the present invention will be further described below in conjunction with the drawings.
[0039] Such as figure 1 As shown, the device for preparing refined anthracene and refined carbazole using anthracene oil as a raw material of the present invention is characterized in that it includes an anthracene oil cooling and concentration system, an anthracene-rich oil initial distillation system, an anthracene crude fraction rectification system, and carbazole crude Fraction distillation system, anthracene narrow cut washing and drying system, carbazole narrow cut washing, drying system and solvent recovery system,
[0040] The anthracene oil cooling and concentration system includes a thermal oil expansion tank 1, a thermal oil tank 5, a thermal oil pump 6 connected to the thermal oil tank 5, a thermal oil heater 3 and a thermal oil cooler connected to the thermal oil pump 6 respectively 4. The static crystallization separator 2, the anthracene oil ta...
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