Noun
rich in tarry hydrocarbons; burns readily with a smoky yellow flame
Source: WordNetAfter its new president Frederick J. Kimball and a small party journeyed by horseback and saw firsthand the rich bituminous coal seam, which Kimball's wife named Pocahontas, the N&W redirected its planned westward expansion to reach it. Source: Internet
Thermal efficiencies of current IGCC power plants range from 39-42% citation (HHV basis) or ~42-45% (LHV basis) for bituminous coal and assuming utilization of mainstream gasification technologies (Shell, GE Gasifier, CB&I). Source: Internet
It may be divided further into metamorphically altered bituminous coal and "petrified oil", as from the deposits in Pennsylvania. Source: Internet
Bituminous coal underground mining businesses, for example, can have as many as 1,500 employees and still qualify for PPP loans. Source: Internet