Article also available in COVINGTON, Ky. and MUNICH, Germany, Ashland Inc. and Sud-Chemie AG today signed a nonbinding memorandum of understanding to form a new, global joint venture to serve foundries and the metal casting industry. When final agreements are reached, each parent company will hold a 50-percent share of the joint venture, which is planned to be headquartered in Venlo, The Netherlands. Assets…