IOC wants DFR consultant for Koyali expansion Vol 15, PW 5 (08 Sep 11) Midstream, Downstream, Renewables IndianOil is on the look-out for a consultant to prepare a Detailed Feasibility Report (DFR) for a proposed capacity expansion of its Koyali... Buy this article forRs590 $9For a 30-article or annual subscription rates click here Data not available in ...