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Crosslinked Macromolecular Structures in Bituminous
Relationship of Coal Maceral Composition to Utilization
23 other sections not shown
absorption ABSTRACT acid active addition amount analysis appears aromatic behavior bituminous coals carbon catalysts Chem chemical cleaning coal gasification coal liquids coke complex components compounds concentration constant containing conversion determined developed dielectric direct discussed effect electrical Energy experimental experiments extraction Figure fraction Fuel function gasification given groups heating higher hydrogen important increase indicated lignite liquefaction lower macerals magnetic materials measurements mechanisms metal methods mineral molecular nitrogen observed obtained occur organic oxidation oxygen particles phase Physics possible potential present pressure problem properties pyrite radicals range rank reaction reactivity reflectance removal resonance sample selective separation shown shows similar solid solvent specific spectra structure studies sulfur surface Table technique temperature tion treatment University utilization values various weight yield