The Union Cabinet has recently approved the proposal of Hindustan Petroleum Corporation (HPCL), a Public Sector Undertaking to set up a 9 mmtpa greenfield Refinery cum Petrochemical Complex in Barmer District in Rajasthan, as a Joint Venture (JV) with Government of Rajasthan under the name HPCL-Rajasthan Refinery Limited( HRRL).    The proposed refinery will be a subsidiary of HPCL with its equity of 74 per cent to be held by HPCL and 26 per cent to be held by the Government of Rajasthan. The cost of the project is estimated at Rs 37,230 crore.    HPCL has signed a Memorandum of Understanding on 14th May, 2013 with the Rajasthan government in this regard. HPCL has subsequently also signed a JV agreement with Govt. of Rajasthan on 11th July, 2013 on these terms for setting up the refinery as a joint venture.    The proposed refinery will process 4.5 mmt of Mangala Crude and 4.5 mmt of Arab/other crude(s).