
    (No. 6429
    Phillips Petroleum Company, Claimant, vs. State of Illinois, Various Agencies, Respondent.
    
      Opinion filed August 10, 1972.
    
    Phillips Petroleum Company, Claimant, pro se.
    William J. Scott, Attorney General; William E. Webber, Assistant Attorney General, for Respondent.
   Perlin, C.J.  