The relation of acetylene content in the header outlet pipe of convertor with the service time of catalyst in the production of PVC by calcium carbide method was introduced.

介绍了电石法PV C树脂生产中转化器出口总管处的乙炔含量与触媒使用时间的关系。

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After purification, the acetylene will be pressurized by acetylene compressor (C101) and removed moisture content by acetylene dryer (A101), and then sent into pipe network for the next process.

净化后的乙炔气体由乙炔压缩机(C101)增压后进入乙炔干燥装置(A101)清除水分，然后送入管网供后续工艺使用。

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For improving need assembling the casing head, the cutting casing pipe on project, we have designed the device of cutting casing head to change unfavorable factors using acetylene gas to cut case.

为满足在钻井施工中安装套管头、切割套管的需要，改变乙炔气割影响施工质量和时效的不利因素，设计了一种套管切割机。

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