Source: economictimes.indiatimes.com NEW DELHI: Most OMCs were trading on a mixed note in Wednesday’s session with their sectoral index on BSE trading lower.  Shares of Gujarat State Petronet (up 0.89 per cent) , Petronet LNG (up 0.58 per cent) , Indraprastha Gas (up 0.43 per cent) and Hindustan Petroleum Corporation (up 0.33 per cent) were