Comments on: Drive for efficiency must continue but comes with costs, may require industry to rethink how it drills and does business /drive-for-efficiency-must-continue-but-comes-with-costs-may-require-industry-to-rethink-how-it-drills-and-does-business-38161 Get the latest oil drilling news with Èý•NÌåÓý Tue, 26 Jan 2016 18:28:33 +0000 hourly 1 https://wordpress.org/?v=6.1.1