A general view of the Guru Gobind Singh oil refinery near Bhatinda in the northern Indian state of Punjab April 27, 2012. The refinery has been built in joint venture collaboration with Mittal Energy, owned by steel tycoon Lakshmi Mittal and India's state-run Hindustan Petroleum Corporation Limited (HPCL), and will be inaugurated by Indian Prime Minister Manmohan Singh on Saturday.