In this paper, pressure profile adjustment technique for multi-layer and multiple pressure system reservoir in adjustment well drilling block during the process of drilling is studied.

本文针对调整井钻井区块多层系多压力系统储层在钻井施工过程中压力剖面调整技术展开研究。

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They also voted to block drilling for oil and gas in the Gulf of Mexico and the Great Lakes over the objection of the White House.

CNN: House votes in favor of lower drinking water arsenic levels

California (and the federal government) also pushed the use of natural gas, ignoring the fact that, because everyone had assumed natural gas would remain in a glut, the state and other political entities had been doing everything possible to block drilling, exploration and transportation for new supplies.

FORBES: Fact And Comment

In 2011, the AAR consortium attempted to block a drilling joint venture in the Arctic between BP and Rosneft through the courts.

BBC: BP sells TNK-BP stake to Russia's Rosneft