Chloroform rectification device and rectification process

A chloroform and rectification technology, applied in fractionation, distillation separation, chemical industry and other directions, can solve the problem of frequent blockage of the reboiler of the rectification tower, reduce the demand for heat source quality, save the production cost of enterprises, and avoid the effect of coking
CN113813633APending Publication Date: 2021-12-21聊城鲁西氯甲烷化工有限公司
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Applications(China)
Current Assignee / Owner
聊城鲁西氯甲烷化工有限公司
Publication Date
2021-12-21

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Abstract

The invention belongs to the technical field of energy conservation and environmental protection, and relates to an energy-saving heat exchange device in a chloroform rectification process, in particular to a chloroform rectification device and a rectification process. The chloroform rectification device comprises a chloroform rectifying tower, the bottom of the chloroform rectifying tower is provided with at least two reboilers, the reboilers are vertically arranged, the reboilers are tube type heat exchangers, lower end sockets of the reboilers are provided with settlement areas, the settlement areas are spaces capable of carrying out settlement, shell pass inlets of the reboilers are connected with a steam source, and the steam of the steam source is lower than 0.4 MPa. The problem of frequent blockage of the reboiler of the rectifying tower can be solved, so that long-period operation of the chloroform rectifying tower is realized, meanwhile, the energy consumption can be greatly reduced, and the production cost is saved.
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Description

technical field

[0001] The invention belongs to the technical field of energy saving and environmental protection, and relates to an energy-saving heat exchange device in a chloroform rectification process, in particular to a chloroform rectification device and a rectification process. Background technique

[0002] The information disclosed in this background section is only intended to increase the understanding of the general background of the present invention, and is not necessarily taken as an acknowledgment or any form of suggestion that the information constitutes the prior art already known to those skilled in the art.

[0003] Methane chloride is the general term for monochloromethane (also known as chloromethane), dichloromethane, chloroform (also known as chloroform) and carbon tetrachloride (also known as tetrachloromethane), which is second only to vinyl chloride in organic products. The bulk chlorine products are important chemical raw materials and organic sol...

Claims

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