296 F.3d 940 NATIONAL UNION FIRE INSURANCE COMPANY OF PITTSBURGH, PENNSYLVANIA, Plaintiff-Appellee,v.LSB INDUSTRIES, INC. and El Dorado Chemical Co., Defendants-Appellants. No. 01-6249. United States Court of Appeals, Tenth Circuit. July 10, 2002. Patrick M. Ryan (Phillip G. Whaley with him on the briefs) of Ryan & Whaley, P.C., Oklahoma City, Oklahoma, for Defendants-Appellants. Michael S. […]