Method of refining coal by short residence time hydrodisproporti
Method of refining coal by short residence time partial liquefac
Oil shale processing apparatus and method
Oil shale wet oxidation process
Process for beneficiating oil-shale
Process for converting and upgrading organic resource materials
Process for converting oil shale into petroleum
Process for extracting hydrocarbons from diatomite
Process for removal of heteroatoms under reducing conditions in
Process of preparing a donor solvent for coal liquefaction
Sludge liquefaction process and agents
Surfactant for bitumen separation