468 A.2d 860 Sharon Steel Corporation, Petitioner v. Pennsylvania Public Utility Commission, Respondent. Commonwealth Court of Pennsylvania.Argued October 4, 1983 November 21, 1983. Pennsylvania Public Utility Commission — Rates — Scope of appellate review — Public Utility Code, 66 Pa. C. S. §§ 315 and 1301 — Burden of proof — Existing rates — Allocation […]