In 2007, according to Petroleum Intelligence Weekly, 70% of world oil production was controlled by national oil companies.

2007年，根据石油情报周刊，世界70%的石油生产被国有石油公司控制。

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Each company controlled oil rights to particular shares of land in the oil fields and paid into the pipeline construction fund according to the size of its holdings.

每个公司都控制着油田中一定土地上的开采权，并由股份的比例把资金投入到管道建设中。

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About 73% of the world's conventional oil reserves are controlled by national oil companies that don't allow any equity participation by foreign oil companies, ConocoPhillips told analysts.

康非石油公司告诉分析师说，世界常规储油量的73%都由各国油公司控制，都不允许外国油公司参股。

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Before long, he controlled ninety-five percent of the oil processing industry in the United States.

VOA: special.2010.02.25

The usual summertime correction in oil prices is now setting up risk-controlled buying opportunities for several strong oil-services stocks and a primary sector ETF.

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Such worries have been amplified by Argentina's expropriation last month of YPF, a Spanish-controlled oil firm.

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According to Bernstein Research, Chesapeake would make an excellent acquisition target, especially for Asian state-controlled oil companies.

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