ArcelorMittal, world’s largest steel maker on Monday completed the acquisition of Essar Steel India Limited, and simultaneously established a joint venture with Nippon Steel Corporation, called ArcelorMittal Nippon Steel India Limited, which will own and operate ESIL. “ArcelorMittal holds 60% of AM/NS India, with Nippon Steel holding the balance,” said a company statement adding that Aditya Mittal, president and CFO …