06/06/2014 (Agence Europe) - Hitachi Materials and Mitsubishi Materials acquire joint control over MMC Superalloy. On Thursday 5 June, the European Commission gave the go-ahead to the acquisition of joint control (51%) of MMC Superalloy Corporation by Hitachi Metals and Mitsubishi Materials Corporation, all of Japan. MMC Superalloy is currently a subsidiary of Mitsubishi Materials, specialising in the manufacture of super alloys of non-ferrous metals used in a range of sectors, including the...