TEXACO <TX> UNIT RAISES CRUDE OIL PRICES Texaco Inc said it raised the contract price it will pay for most grades of crude oil by 50 cts a barrel, effective October 16. The company said the increase brings its posting for the U.S. benchmark grade, West Texas Intermediate, to 19.00 dlrs a barrel. The West Texas Sour and Light Louisiana Sweet grades were also raised 50 cts to 18.10 and 19.35 dlrs a barrel, respectively. Texaco last changed its crude oil postings on September 15.