Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Production of fuel gas by liquid phase hydrogenation of coal

Production of fuel gas by liquid phase hydrogenation of coal

US Patent 4217112 · Granted Aug 12, 1980

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Hydrogenation process for solid carbonaceous feed materials using thermal counte1985
Coal hydrogenation and deashing in ebullated bed catalytic reactor1983
Multi-zone coal conversion process using particulate carrier material1982