Turning to frack tech, stricken U.S. oil drillers test new limits

13 March 2016, New York — Fifty-stage frack jobs. Fifteen-foot cluster spacing. More than 2,000 pounds of proppant concentrate per foot. Top U.S. shale producers are pushing fracking technology to new extremes to get more oil out of their wells, as they weather lower-for-longer oil prices. While the impact of the techniques may be scarcely […] More »