The cycle of two ethane furnaces in No. 1 ethylene plant of YPC Limited Company is very short. The short life-span of tubes in radiation section affects the stable operation of quench oil system.

中国石化扬子石油化工股份有限公司烯烃厂1号乙烯装置两台乙烷炉运行周期一直偏低，辐射段炉管使用寿命较短，并影响急冷油减粘系统的稳定运行。

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Like Chesapeake, Range Resources is reducing its number of rigs in the northeast gas-rich portion of Marcellus next year, from 4 rigs to 1, with a refocus of capital on liquids-rich (ethane and propane) and oil projects.

FORBES: Driven by Oil Shale Economics, Natural Gas Prices Primed for Slow and Steady Rise