In the oil and gas exploration history of China there were many cases which gas show wasn't being found in exploration well logging, but a gas reservoir was discovered by log interpretation at last.

在我国油气勘探史上，就曾有过探井录井无气显示，而测井解释发现了气层的若干案例。

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Accurately distinguishing the false oil-gas show caused by oil emusion is the premise and the guarantee to correctly evaluate fluid property of the reservoir.

准确识别混油造成的假油气显示是正确评价储集层流体性质的前提和保证。

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The results of oil and source correlation show that oil associate with gas reservoirs is mainly derived from the source sock of Shahejie Formation.

油源对比结果表明，气藏伴生油主要来源于沙河街组烃源岩，东下段烃源岩也有贡献。

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Representatives of the oil and gas industry said the EPA revisions show emissions from the fracking boom can be managed.

NPR: EPA Methane Report Further Divides Fracking Camps

As if anyone had forgotten, discoveries like these show that there remains massive opportunities for oil and gas discoveries in the Gulf of Mexico, especially in the so-called Lower Tertiary Wilcox trend, which Chevron says could contain 12 billion barrels.

FORBES: Chevron And BP Reveal Big New Deepwater Finds In The Gulf Of Mexico

Granger causality and long-horizon regression tests also show no causal links between daily returns or volatility in the crude oil and natural gas futures markets and the positions for two large energy exchange-traded index funds.

FORBES: Increased Futures Speculation Did Not Increase Food or Energy Prices