Thermal cracking of retort oil
Thermal flashing of carbonaceous materials
Time phased alternate blending of feed coals for liquefaction
Treatment of bituminous schists
Treatment of coal by alkylation or acylation to increase liquid
Treatment of coal liquefaction effluent
Treatment of coal to increase yields and improve physical charac
Two stage liquefaction of coal
Two-stage centrifugal dedusting process
Two-stage coal liquefaction
Two-stage coal liquefaction process
Two-stage coal liquefaction process with interstage guard bed
Two-stage coal liquefaction process with interstage guard bed
Two-stage coal liquefaction process with process-derived solvent
Two-stage coal liquefaction process with process-derived solvent
Two-stage coal liquefaction process with process-derived solvent