Read on Mobile Enter Reading Mode Acidic structural groups in Illinois coals; variation during oxidation and carbonization Posted on 2月 17th, 2014 by root T Technology publisher: Urbanacreator: Maher, Thomas PatrickKeyword: Coal Illinois. Coal Testing.years: 1959.pages: 75 p.class: TP326.U6download: pdf file SCAN THIS QR CODE WITH YOUR PHONE