Lignin water oil slurry fuel
Lime addition to heavy crude oils prior to coking
Lime-stone gas and its method of production
Linear alkylphenol derived detergent substantially free of...
Linear compounds containing phenolic and salicylic units
Linear down-draft biomass gasifier
Linear tractor dry coal extrusion pump
Liner material for leaf spring assemblies
Lining for protecting coke-oven-chamber doors from the heat...
Linked coke drum support
Lipid vesicle-based fuel additives and liquid energy sources...
Liquefaction of calcium-containing sub-bituminous coals and...
Liquefaction of calcium-containing subbituminous coals and...
Liquefaction of carbonaceous material with hydrogen and...
Liquefaction of carbonous material with vapor phase hydrogen...
Liquefaction of coal
Liquefaction of coal
Liquefaction of coal in a non-hydrogen donor solvent
Liquefaction of coal with aqueous carbon monoxide pretreatment
Liquefaction of coals using recyclable superacid catalyst