industrial, oil pump icons, flat icon set for logo , web and mobile applications, colorful web button

icon symbol vector pumpjack oilfield machine tank production supply refinery jack petrol tower silhouette petroleum chemical pipe equipment rig extraction power fossil diesel drill pump derrick gasoline business drilling oil gas industrial fuel industry energy control navigation web element internet sign round interface abstract set flat banner label eps10 logo graphic design concept circle icons webdesign mobile applications colorful button collection