Sand fracturing is the major stimulation measure in Western Sichuan tight sandstone gas reservoir.

加砂压裂是川西致密气层普遍采用的改造技术措施；

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Parameters of sand fracturing operation can be adjusted according to the curve shapes to ensure smooth operation.

现场施工可根据加砂曲线形态，合理调整“加砂”施工参数，保证油井施工顺利进行。

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The technology measures of bed rock aciding, preflush and gelling acid fracturing, as well as sand fracturing etc. are used.

采用了基岩酸化、前置液酸压裂、胶凝酸酸压裂和加砂压裂等工艺措施。

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The industry has boomed in recent years, thanks to a stunning expansion of drilling in previously untapped areas because of the use of hydraulic fracturing, or fracking, which injects sand, water and chemicals to break apart rock and free the gas inside.

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Shale gas is natural gas that is trapped inside shale rock and is extracted by using a technology called hydraulic fracturing, where highly pressurized water mixed with sand and chemicals is used to crack open rocks.

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Even if migration of hydraulic fracturing fluids into water aquifers were possible, hydraulic fracturing fluids are typically 90% water, 9% sand, and less than 1% other compounds, many of which are common household products that appear in foods anyway.

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