Crucible Materials Corporation v. United States International Trade Commission, and San Huan New Materials High Tech, Inc., Ningbo Konit Industries, Inc., and Tridus International, Inc., Intervenors. San Huan New Materials High Tech, Inc., Ningbo Konit Industries, Inc., and Tridus International, Inc. v. United States International Trade Commission, and Crucible Materials Corporation, IntervenorFiledSep 30, 1997