Mechanism of drilling rate improvement using high-pressure liquid nitrogen jet
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DOI: 10.1016/s1876-3804(19)60239-9
Abstract: Abstract To address the high rock strength and low drilling rate issues in deep oil/gas and geothermal exploitation, we performed mechanical property tests on three kinds of rock samples (granite, shale and sandstone) subjected to… read more here.
Keywords: rock breaking; ln2 jet; drilling rate; jet ... See more keywords