以酸性天然沸石为催化剂，在催化反应精馏塔中进行了合成乙酸乙酯的研究。
The ethyl acetate is synthesized in reaction distillation column with acid natural zeolite as catalyst.
反应精馏塔由原来的复合型塔改为单纯筛板塔，操作清洗简单、设备费用低。
The column of reactive distillation was improved from compound tower to sieve tray tower which is famous for its lower cost of equipment and simpler operation and cleaning.
在中试反应精馏塔中以浓硫酸为催化剂进行了醋酸与甲醇反应制备醋酸甲酯的试验。
Preparation of methyl acetate from methanol and acetic acid by reactive rectification was investigated with concentrated sulfuric acid as catalyst.
老装置改造主要包括反应器、精馏塔、换热器、压缩机等多个方面。
The aspect of transform contains; reactor, rectifying tower, heat exchanger and compressor etc.
老装置改造主要包括反应器、精馏塔、换热器、压缩机等多个方面。
The aspect of transform contains; reactor, rectifying tower, heat exchanger and compressor etc.
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