AMG Advanced Metallurgical Group (AMG) announced that ALD Vacuum Technologies (ALD) of Hanau, Germany, acquired the remaining 50% share of its joint-venture company, ALD-Holcroft Co. Inc. of Wixom, Mich., from AFC-Holcroft LLC. Formed in 2005, ALD-Holcroft acts as the exclusive sales agent for ALD's heat-treatment product lines in the NAFTA region. The acquisition will enable AMG to streamline its heat-treatment and metallurgy furnace marketing operations in the U.S., Canada and Mexico. AMG produces highly engineered specialty metals and mineral products and provides related vacuum furnace systems and services to several industries.