The French State plans to keep two thirds of the capital of a new nuclear fuel company that will be split off from nuclear group Areva and will invite strategic investors to buy a one third stake, Areva said on Wednesday. As part of a restructuring under which 87% State-owned Areva will sell its nuclear reactor unit to State-owned utility EDF, Areva will hive off its uranium mining, nuclear fuel production and recycling, and decommissioning activities into a new company, provisionally named NewCo.