Exclusives

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  Despite Deregulation, Petrobras Exercises De Facto Monopoly

  - May 17 2012 - Production

  Fourteen years ago, Petrobras lost its upstream monopoly due to constitutional changes. Even though there are around 70 private companies, mostly foreign, operating in Brazil, Petrobras still maintains nearly absolute dominance over the sector.
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  DUO 2012: Geophysical Techniques Aid In Fracture Delineation

  - May 16 2012 - Enhanced Oil Recovery

  Finding the fractures can mean the difference between success and failure in shale plays. The geophysical toolkit is here to help.
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  DUO 2012: Marathon Targets Four U.S. Unconventional Plays For Growth

  - May 16 2012 - Production

  For Marathon Oil Corp., 80% of the company’s growth of 200,000 barrels of incremental production per day is expected to be driven by the Bakken, Niobrara, Woodford and Eagle Ford shale plays.
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  DUO 2012: Different Shale Plays, Different Risks

  - May 15 2012 - Technology

  Economists show that technology adds value to shale plays.
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