Apparatus and method for continuously separating and purifying durene
A technology of mesitylene and purification section is applied in the field of devices for continuous separation of mesitylene, which can solve the problems of high energy consumption and low continuous production capacity, and achieve the effects of reducing energy consumption, saving equipment and shortening the purification process.
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[0043] Such as figure 1 Shown, a device for continuous separation and purification of durene.
[0044] The device includes a vertical tower body and a horizontal tower body, and a rotating scraper is arranged in the vertical tower body and the horizontal tower body;
[0045] There is a constant temperature feed inlet on the outside of the vertical tower body. The vertical tower body includes from top to bottom: raffinate recovery section a and crystal purification section b. Above the constant temperature feed inlet of the vertical tower body is the raffinate recovery section. a, below the constant temperature feeding port is the crystal purification section b;
[0046] The horizontal tower body includes a crystal collection section c and a molten crystal reflux section d; the position of the rotary scraper in the horizontal tower body is the crystal collection section c, and the horizontal tower body without the rotary scraper is the molten crystal reflux section d;
[004...
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