ONGC's switch to mobile rigs-I: What's the price differential with drilling rigs
Apr 10: ONGC has decided to switch to what are called mobile rigs for well testing purposes instead of using ordinary drilling rigs. 8This was evident from a recent ONGC tender for production rigs. 8The point to note is that production rigs are different from the normal drilling rigs, and the latter are significantly more expensive. Find out more by clicking on Details on what exactly is the price differential between a mobile rig and a normal drilling rig.