Process for the production of fuel values from coal
Process for the recycling of coal fines from a fluidized bed coa
Production of a gas of a high heating value from coal
Production of fuel gas by liquid phase hydrogenation of coal
Production of pipeline gas from coal
Production of pipeline gas from coal
Purification of aqueous effluents
Slag deposition detection
Slag water bath process
Solar energy gasification of solid carbonaceous material in liqu
Spouted bed heating of solids for coal gasification
Sulfur disposal
Underground gasification of coal