ONGC builds on Ashoknagar success in Bengal Vol 24, PW 4 (14 Jan 21) Exploration & Production ONGC wants to build on the success of its Ashoknagar-1 discovery in the Bengal Purnea... Register here for subscription details Next GSPC to begin ring-fenced CB-ON/2 production Back Kalol explosion - ONGC or Sabarmati to blame? Data not available in ...