As the CBM Wells are drilled using air.

由于煤层气井钻井用空气。

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The influence of coal bed permeability and Wells' distance on productivity of CBM Wells are analyzed.

分析了煤层渗透率和煤层气井间距对煤层气井产能的影响。

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Y445 series of bridge plugs were successfully applied in layer fracturing of CBM Wells and met the requirements.

Y445系列压裂桥塞在煤层气井分层压裂中的成功应用基本上达到了这一目的。

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Further, although thousands of CBM wells are fractured annually, EPA did not find confirmed evidence that drinking water wells have been contaminated by hydraulic fracturing fluid injection into CBM wells.

FORBES: EPA's Fracking Hysteria

In its review of incidents of drinking water well contamination believed to be associated with hydraulic fracturing, EPA found no confirmed cases that are linked to fracturing fluid injection into CBM wells or subsequent underground movement of fracturing fluids.

FORBES: EPA's Fracking Hysteria