References

Anderson, L.L. and D. Tillman, 1979. Synthetic Fuels from Coals. Wiley Interscience, New York.

Cundy, V.A. and D. Maples, 1982. Fuel mixtures of low-rank lignite coal with fuel oils. Fuel, 61: 1277-1280.
CrossRef  |  

De Levie, R., 1997. Principles of Quantitative Chemical Analysis. McGraw-Hill, New York.

Derbyshine, F. and P. Stansberry, 1987. Comments on the reactivity of low-rank coals in liquefaction. Fuel, 66: 1741-1742.
CrossRef  |  

Dry, M.E., 1987. Chemicals from Coal: New Processes. In: Critical Reports on Applied Chemistry, Payne, K.R. (Ed.). Vol. 14, Chapter 4, John Wiley and Sons, Chichester, UK.

Dryden, I.G.C., 1963. Chemical Constitution and Reactions of Coal. In: Chemistry of Coal Utilization, Supplementary Volume, Lowry, H.H. (Ed.). John Wiley and Sons, New York, pp: 223-295.

Emanuel, N.M., E.T. Denisov and Z.K. Maizus, 1967. Liquid-Phase Oxidation of Hydrocarbons. Plenum Press, New York.

Fieser, L.F. and M. Fieser, 1961. Advanced Organic Chemistry. 1st Edn., Reinhold Publishing Corp, New York, pp: 519-521.

Given, P.H., 1961. Coal: Its Formation and Composition. Edward Arnold Ltd., London.

Ike, I.S., 2001. Production of Organic Carboxylic Acids from Coals, B. Eng Project. University of Science and Technology, Enugu State, Nigeria.

Kent, J.A., 1992. Reigels Handbook of Industrial Chemistry. 9th Edn., Van Nostrand Reinhold, New York.

Kirk-Othmer, 1947. Encyclopedia of Chemical Technology. Vol. 6, John Wiley and Sons, New York.

Lowry, H.H., 1963. Chemistry of Coal Utilization. Supplementary Vol., John Wiley and Sons, New York, pp: 1023.

Nickels, R.E., 1993. Refining the art of coal upgrading. World Coal, pp: 28-35.

Onwu, D.O., 1999. Coal Fundamentals and Conversion Technology. Immaculate Publication Ltd., Enugu.

Seghin, L. and S.A. Bresler, 1981. Low Temperature Pyrolysis Technology. In: Chemistry of Coal Utilization, Elliot, M. (Ed.). John Wiley and Sons, New York, pp: 665-784.

Sheldon, R.W., 1995. Solubilization of a brown coal in a solvent mixture of methanol and a non-polar solvent at room temperature. Chem. Lett., pp: 909-911.

Suubera, E.M., W.A. Peters and J. Howard, 1977. Product composition and kinetics of lignites pyrolysis. Acs. Div. Fuel Chem. Reprints, 22: 112-136.

Wender, I., 1987. Chemicals from Coal: New Process. In: Critical Reports on Applied Chemistry, Payne, K.R. (Ed.). Vol. 14, Chapter 3, John Wiley and Sons, Chichester, UK.

Wender, I., L.A. Heredy, M.B. Neuworth and I.G.C. Dryden, 1981. Chemical Reactions and the Constitution of Coal. In: Chemistry of Coal Utilization, 2nd Supplementary El-Liot, M.A. (Ed.). John Wiley and Sons, New York.