Device and method for decreasing moisture in vinyl acetate synthesis raw material acetylene gas
A technology of vinyl acetate and acetylene gas, applied in chemical instruments and methods, hydrocarbons, adsorption purification/separation, etc., can solve the problems of consuming acetylene and vinyl acetate, affecting catalyst life and product quality, and reducing side reactions , easy to implement, and reduce production costs
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[0030] The embodiments of the present invention will be described in detail below in conjunction with the accompanying drawings. This embodiment is implemented on the premise of the technical solution of the present invention, and detailed implementation methods and specific operating procedures are provided, but the scope of protection of the present invention is not limited to the following the described embodiment.
[0031] Such as figure 1 As shown, the present embodiment first sets the following devices: comprising a low-temperature water washing tower 1, heat exchange equipment 2, adsorption tank 3, gas separation tower 4 and water washing circulation pump 5;
[0032] The low-temperature water washing tower 1 has a two-stage structure, the lower section is the low-temperature water washing section 1-2, and the upper section is the gas-liquid separation section 1-1; The lower part of 1-2 is provided with an acetylene gas inlet 1b, and the upper part is provided with a fr...
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