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Key equipment for p-xylene crystallization process


Summary:

The process of crystallization separation of p-xylene is still in use now is an older process, before the emergence of adsorption separation technology, crystallization separation of p-xylene is the only technology of p-xylene refining.


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Key equipment for p-xylene crystallization process
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Detailed description


Overview

The process of crystallization separation of p-xylene is still in use now is an older process, before the emergence of adsorption separation technology, crystallization separation of p-xylene is the only technology of p-xylene refining. Due to the development of adsorption technology, the existing crystallization technology for the separation of mixed xylene of equilibrium components has no advantage, but for the separation of mixed xylene materials with high concentration of p-xylene is still attractive.

Ruikai Chemical Equipment Company has conducted in-depth research on p-xylene refining, successfully developed a complete set of process equipment for p-xylene crystallization refining, and formed unique technical characteristics.

 

Key Equipment

The key equipment of the process is shown in the following table:

A

Serial Number Equipment Name Main material of equipment Category
1 falling film crystallizer S30408 S30408 II II
2 Finished product melting heater Q345R,20,16Mn II I
3 Chilled water heat exchanger S30408 S30408 II Q345R II
4 High pressure propylene tank S30408 II
5 heat carrier heater S30408 S30408 II Q345R,20,16Mn II / 
6 static crystallizer S30408 / 

 

Application example

Major customers in recent years:

Serial Number Project Name Delivery time Remarks
1 Dongming CITIC Guoan Ruihua New Materials Co., Ltd. 200000 tons/year methanol to mixed aromatics unit 2018.08  

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