AMG Advanced Metallurgical Group N.V.'s ("AMG", EURONEXT AMSTERDAM: "AMG") AMG Engineering unit, ALD Vacuum Technologies GmbH ("ALD") announces that it has acquired a patented wear and corrosion resistance nitriding technology that utilizes an active screen plasma nitriding process ("ASPN"). This revolutionary technology will enable ALD to expand its services to new aerospace and energy applications and the medical market