The agreement with CrownRock LP and Lynden USA are to be funded by company loan agreements and expected to close by year’s end.

"This is an excellent bolt-on acquisition that substantially increases our Permian Basin position and will make Texas one of our most active areas for production and development," Breitburn chief executive Hal Washburn said in a statement.

"This transaction brings the total value of our acquisitions to approximately $600 million for the year, which significantly exceeds our acquisition target for 2012."

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