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Two 10 million level oil & gas companies of PetroChina will build a 30 billion m3 gas field!
2019-08-15
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Two big state-owned enterprises join hands, Shaanxi Gas may be shared by Yanchang Petroleum
2019-07-19
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Estimation of OPEC on world oil price in 2009
2009-01-21
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CNPC new oil project in Iraq
2009-01-07
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Energy experts puzzled over oil prices
2008-07-02
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'Economic meltdown' if crude oil hits $200
2008-06-26
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Iraqi nod to Chinese oil firms
2008-06-25
·
China raises prices of oil, electricity
2008-06-20
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三级国产人成在线亚洲视频观看h,三级黄色毛片视频看看,三级精品高清欧美,三级精品综合欧美,三级中文亚洲精品字幕