Process for extracting crude oil from tar sands
Process for extracting hydrocarbons from hydrocarbon bearing ore
Process for feed oil refining for production of lubricating oil
Process for generating superheated steam using retorted solids
Process for heating recycle gas in oil shale retorting
Process for hydrodesulfurization and liquefaction of carbonaceou
Process for hydrogenating a solid carbonaceous material with Ni/
Process for hydrogenating coal and coal solvents
Process for hydrogenation of coal
Process for hydrogenation of coal
Process for hydrogenation of coal
Process for hydrogenation/extraction of organics contained in ro
Process for improving quality of pyrolysis oil from oil shales a
Process for improving the lubricating properties of base...
Process for improving the lubricating properties of base...
Process for improving the yield of shale oil
Process for making medium-speed diesel engine oil
Process for manufacturing lubricating base oil with high...
Process for maximizing oil yield in the retorting of oil shale
Process for minimizing vaporizable catalyst requirements for coa