Innovation in oil field means more oil, less expense

Jon Hegre - Friday, September 04, 2009
http://www.bismarcktribune.com/articles/2009/09/04/news/local/193824.txt

N.D. oil industry optimistic about the year ahead

Jon Hegre - Friday, September 04, 2009
http://www.bismarcktribune.com/articles/2009/09/04/news/state/193828.txt

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