State-owned ONGC on Friday said the talks to sell stake in long-delayed mega petrochemical plant at Dahej in Gujarat to Kuwait's Petrochemical Industries Company remain inconclusive. PIC, a subsidiary of state-run Kuwait Petroleum Corp, was in talks to buy at least 26% stake in ONGC Petro-additions ltd, the firm that is building the Rs27,122 cr project.“Discussion had been held with PIC, Kuwait for equity participation in OPal project up to April 2015.”