This paper introduces the design concept of double closed-loop ratio control system as well as the design and the application about acetylene with hydrochloride in chloroethylene synthesis unit.
Abstract: butadiene extraction unit in the presence of a large amount of solvent and butadiene, acetylene and other C4 hydrocarbons, these substances are toxic, flammable and explosive.
摘要：丁二烯抽提装置中由于存在大量的溶剂和丁二烯、炔烃等C4烃类，这些物质都是有毒、易燃、易爆的。
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The method of the invention utilizes a front-end acetylene removal unit (' ARU ') located after a charge gas compressor in which acetylene is selectively reduced.