Includes bibliographical references and index.

Coal structure and coal science: overview and recommendations -- An estimation of average aromatic ring size on an Iowa vitrain and a Virginia vitrain -- Magnetic resonance study of labeled guest molecules in coal -- Nature of the free radicals in coals, pyrolyzed coals, solvent-refined coal, and coal liquefaction products -- Temperature dependence of 1H NMR and GPC to the study of structural evolution of subbituminous coal in Tetralin at 427êC -- Relation between coal structure and thermal decomposition products -- Carboxylic acids and coal structure -- Structural chacterization of coal: lignin-like polymers in coals -- Short-time reaction products of coal liquefaction and their relavance to the structure of coal -- Characterization of hydrolytically solubilized coal -- The chemistry of acid-catalyzed coal depolymerization -- Deduction of the structure of brown coal by reaction with phenol -- The alkylation of coal -- Complications in the reductive alkylation of coal -- Data on the distribution of organic sulfur functional groups in coals -- Chemical structure of heavy oils derived from coal hydrogenation determined by mass spectroscopy -- The effect of reagent access on the reactivity of coals -- Physical and chemical structure of coals: sorption studies -- The nature and possible significance of particulate structure in alkali-treated brown coal -- The ultrafine structure of coal determined by electron microscopy -- Characterization of iron-bearing minerals in coal.