Hydrogenation process for solid carbonaceous feed materials usin

Hydrogenative treatment of coal

Hydropyrolysis of carbonaceous material

Hydrothermal pretreatment to prevent scale during liquefaction o

Improvements in and relating to the production of coke

Indirect heat retorting process with cocurrent and countercurren

Integrated coal cleaning, liquefaction, and gasification process

Integrated coal hydrocarbonization and gasification of char

Integrated coal liquefaction process

Integrated coal liquefaction-gasification process

Integrated coal liquefaction-gasification-naphtha reforming proc

Integrated oxygasification and hydropyrolysis process for produc

Integrated process for the production of hydrocarbons from coal

Integration of short-contact-time liquefaction and critical solv

Integration of stripping of fines slurry in a coking and gasific

Lead pressured extraction of carbonaceous material

Liquefaction of acid treated coal

Liquefaction of calcium-containing coals

Liquefaction of calcium-containing coals

Liquefaction of calcium-containing subbituminous coals and coals