What Schlumberger’s fracking output says about the future of U.S. oil – Barron’s
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Group of Schlumberger Wireline trainees in training in the field next to two wired trucks.
Valentin Martynov / Dreamstime.com
The US oil boom has been the energy industry’s most exciting growth story in nearly a decade. But the exit of a major player from much of the business shows that the story of growth may be over and the future of the industry is…