The Indian state-run explorer, along with Indian Oil Corp and Bharat PetroResources, holds a 23.9% participating interest in JSC Vankorneft and a 29.9% stake in Tass Yuryakh NeftegazodobychaThe Indian state-run explorer, along with Indian Oil Corp and Bharat PetroResources, holds a 23.9% participating interest in JSC Vankorneft and a 29.9% stake in Tass Yuryakh Neftegazodobycha Latest News [ SOBAN NEWS: International and National ]