DUG Permian: ‘Tipping Point’ On Sand Output Approaching DUG Permian: ‘Tipping Point’ On Sand Output ApproachingSource: EP MAGPublished on 2018-05-23May 23, 2018/by http://signaloil.wpengine.com/wp-content/uploads/2015/10/Signal-Oil-logo-red-300x32.png 0 0 http://signaloil.wpengine.com/wp-content/uploads/2015/10/Signal-Oil-logo-red-300x32.png 2018-05-23 15:33:002018-05-23 15:33:00DUG Permian: ‘Tipping Point’ On Sand Output Approaching