
    July 11, 1980.
    428 A.2d 263
    August Petroleum etc., et al., Appellants v. Oak Con Entrp. etc., et al.
    Argued November 16, 1979.
    Sanford F. Finder, for appellants;
    Frank C. Carroll, for appellee.
    Before PRICE, HESTER and CAVANAUGH, JJ.
   Order affirmed.  