Hindustan Dorr-Oliver jointly with China Aluminium International Engineering Corporation has bagged a Rs 200 crore order from Vedanta Alumina for fume treatment plant in Orissa with a completion period of 20 months.According to the Hindustan Dorr release to the BSE, the company has also secured an order from Reliance for the fuel gas desulphurisation plant at the 2x250MW coal-filed thermal units at Dahanu, Maharashtra.