ELKEM METALS CO., AIMCOR, Globe Metallurgical, Inc., and American Alloys, Inc., Plaintiffs, and CC Metals & Alloys, Inc., Plaintiff-Appellant, v. UNITED STATES, Defendant-Appellee, and General Motors Corporation, Defendant, and Ferroatlantica De Venezuela, Cheliubinski Electrometalurgical Works, and Kuznetsk Ferroalloy Works, Defendants-Appellees, and Associao Brasileira Dos Productores De Ferroligas E. De Silico Metalico, Nova Era Silicon s/a, Companhia Brasileira & Companhia Ferroligas, Italmagnesio s/a-Industria E. Comercio, Rima Industrial s/a, Companhia Ferroligas Minas Gerais-Minasligas, and Abrafe, Defendants