A comprehensive review of ultralow-weight proppant technology
A fracturing proppant whose bulk density is less than 1.5 g/cm 3 and apparent density is approximately 2.5 g/cm 3 can be regarded as a ULW fracturing proppant (Wu 2013).On the one hand, it can reduce the amount of guar gum used in the fracturing fluid, which reduces the damage to a reservoir (Cheng and Li 2006); on the …
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