Process Gas Consumers Group and American Iron and Steel Institute, Petitioners v. Federal Energy Regulatory Commission, Respondent National Fuel Gas Supply Corporation, et al., Intervenors No. 93-1405 Consolidated with No. 93-1739United States Court of Appeals, District of Columbia Circuit.Argued September 11, 1998 Decided October 23, 1998 On Petitions for Review of Orders of the Federal […]