OIL Oil India Ltd Investments/Divestments Announcement 2023 - Equity, Debt, VC, Private Equity Investments, Joint Ventures, Disinvestments OIL INDIA LTD. approved the revision of Project Capital Cost for the implementation of Petrochemical Project of Numaligarh Refinery Limited from Rs. 6,555 crore to Rs. 7,231 crore..Find Corporate Announcements for Press Releases, AGM, Insider Trading & SAST, Results and Corporate Action for Oil India Ltd