Conoco said it will raise the price...

Conoco said it will raise the price that it will pay for West Texas Intermediate crude oil by 65 cents a barrel to $29, effective Dec. 1 . . . Bethlehem Steel said that, effective with shipments beginning Jan. 1, the base prices of steel plates will be cut by $56 a ton . . . H. Ross Perot cast the lone dissenting vote among General Motors directors on the auto maker’s acquisition of Hughes Aircraft Co., according to Wards Auto World magazine . . . Baxter Travenol Laboratories said the previously reported sale of its American McGaw division to a subsidiary of Colgate-Palmolive has been completed . . . Tokai Bank of California, Los Angeles, sold its $5-million credit card portfolio to Beneficial National Bank USA of Wilmington, Del.