Reduction of sodium in coal by water wash and ion exchange with

Reduction of sodium in coal by water wash followed by ion exchan

Reduction of spontaneous combustion of coal

Reduction of the fouling potential of high sodium coal

Refining process and apparatus

Refining process and apparatus

Refining process and apparatus

Refining process and apparatus

Reformed hydrocarbons and alcohols from fuel alloys and reformin

Reformulated gasolines and methods of producing reformulated gas

Refuse derived fuel and a process for the production thereof

Regeneration of ferric ions in coal desulfurization process

Regeneration of solid absorbant fuel stability enhancing materia

Rehydrating inhibitors for preparation of high-solids concentrat

Rejuvenation and/or cleaning of catalysts

Rejuvenation of stored gasoline

Removal of drag reducer additive from fuel by treatment with...

Removal of drag reducer additive from liquid hydrocarbon...

Removal of impurities from coal

Removal of mineral matter including pyrite from coal