The feasibility of using mixture of gas in coal mine with artificial gas is demonstrated, from the aspect of the theoretical analysis and site experiment.

通过理论分析和现场试验，阐述了矿井瓦斯和人工煤气混合使用的可行性。

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Underground Gas Storage is the recovery of natural gas and natural gas fields will inject the gas underground space can be preserved and formed an artificial gas reservoir.

天然气地下储气库是将从天然气田采出的气再注入可以保存气体的地下空间，而形成的一种人工气藏 。

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In this paper, the necessity of artificial gas is replaced into natural gas, IC card gas meter characteristics and use advantages and social comprehensive benefits are analyzed and discussed.

本文主要对人工煤气置换为天然气后煤气表更换的必要性、IC卡煤气表的特点及其使用上的优势和社会综合效益进行了探讨分析。

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Recent shale gas wells are primarily horizontal and need artificial stimulation, like hydraulic fracturing, to produce natural gas.

FORBES: ConocoPhillips Has Big Fracking Plans For Poland, Stock Has Upside

Lufkin also provides a wide array of automation systems for oil and gas wells to optimize their artificial lift technologies with an ultimate objective to reduce production costs.

FORBES: GE's Bet On Lufkin Bolsters Its Growing Energy Business

Overall, the expanded artificial lift product portfolio will allow GE to continue to grow in the current changing oil and gas production market.

FORBES: GE's Bet On Lufkin Bolsters Its Growing Energy Business