Strike - dip, development degree and horizontal stress of the natural fracture in oil well perforated intervals affects operated fracturing pressure directly.

油井射孔段天然缝产状、发育程度、水平应力大小直接影响着压裂施工压力。

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To reduce the pollution of the oil-gas well towards the bottom after its fracturing and decrease the operation costs, the hanger specially used for annulus feeding fracturing was developed.

为了减轻油气井压裂后对地层的污染并降低作业成本，研制了高强度环空压裂专用悬挂器。

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The item investigates the fracturing fluid system using in deep well fracturing in Xinjiang oil field, and optimizes suitable aqueous fracturing fluid system and fracturing fluid additive.

本文针对新疆油田深井压裂用的压裂液体系进行了研究，优选了合适的水基压裂液体系和压裂液添加剂。

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Every well that gets drilled into shale formations or other tight reservoirs requires hydraulic fracturing before the oil and gas will flow.

FORBES: Shale Gas Frackers Get Excited About ... A New Sponge?

Wells in shale plays have to undergo a process known as fracturing to boost the porosity of the rock and to make oil and gas flow to the well head.

FORBES: Baker Hughes Ramps Up Oil Fracking On Low Natural Gas Prices