Private equity giant Blackstone has picked up a minority stake in Delhi-based Moser Baer Projects Private Limited for Rs 1,350 crore ($300 million) that will help the privately held firm set up several power projects in India. Moser Baer Projects has been founded by Deepak Puri & Ratul Puri, the promoters of Moser Baer India Limited, the world’s second-largest manufacturer of optical media.