{HEAD ~ The critical minimum gas flow rate} for any given coal oil slurry will depend on numerous factors such as coal concentration, coal particle size distribution, {TAIL ~ composition} of the solvent , and type of coal 
{ HEAD ~ The critical minimum gas flow rate } for any given coal oil slurry will depend on numerous factors such as coal concentration , coal particle size distribution , { TAIL ~ composition } of the solvent , and type of coal
HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH