USX &lt;X> UNIT HIKES CRUDE OIL POSTED PRICES
  Marathon Petroleum Company, a subsidiary
  of USX Corp, said it lowered posted prices for crude oil by 50
  cts with an effective date of October 16.
      The increase brings posted prices for West Texas
  Intermediate and West Texas Sour to 19.00 dlrs a barrel each.
  South Louisiana Sweet was increased to 19.35 dlrs a barrel.
      Several indepndent oil companies such as Permian Corp and
  Coastal Corp &lt;CGP> said they had moved prices up effective last
  Friday the day Sun Co &lt;SUN> announced a 50 cts a barrel
  increase to 19.00 dlrs a barrel.
  

