0000074145-01-500012 8-K 2 20010911 5 20010911 OGE ENERGY CORP 0001021635 4911 731481638 OK 1231 8-K 34 001-12579 1735449 321 N HARVEY P O BOX 321 OKLAHOMA CITY OK 73101-0321 4055533000 321 N HARVEY P O BOX 321 OKLAHOMA CITY OK 73101-0321 8-K 1 oge_ratecase.htm 8-K 3 oge_ratecase.pdf