IOC prepares $615m clean fuel Koyali upgrade Vol 20, PW 3 (20 Oct 16) News in Brief If you're hoping to win contracts under IndianOil's Rs4096.83cr ($615m) upgrade of... Buy this article forRs590 $9 For a 30-article or annual subscription rates click here RelatedSingh expects Koyali FID in 3 months (12 Mar 20) Hard act to follow for new Koyali chief Kumar (09 Mar 17) IOC prepares $615m clean fuel Koyali upgrade (20 Oct 16) IOC clubs Koyali expansion with BS-VI upgrade (08 Sep 16) Worried PSUs panic over new clean fuel deadline (02 Jun 16) IOC wants $340m Koyali upgrade consultant (21 May 15) Air pollution forces IOC to change Koyali plans (15 Jan 15) IOC wants DFR consultant for Koyali expansion (08 Sep 11) ONGC promises 'clean' crude to IOC Koyali refinery (16 Oct 08) Consultant wanted for IOC’s Koyali refinery (24 Nov 99)