http://signaloil.wpengine.com/wp-content/uploads/2015/10/Signal-Oil-logo-red-300x32.png00http://signaloil.wpengine.com/wp-content/uploads/2015/10/Signal-Oil-logo-red-300x32.png2018-11-13 16:00:002018-11-13 16:00:00Pioneer Sells Pressure Pumping Assets To ProPetro For $400 Million
