Adsorbent processing to reduce basestock foaming

Adsorbents for denitrogenation desulfurization of...

Adsorbents for sulfur removal

Adsorption of basic asphaltenes on solid acid catalysts

Adsorption of vanadium compounds from fuel oil and...

Adsorption process

Adsorption process

Adsorption process for producing ultra low hydrocarbon streams

Adsorptive demetalation of heavy petroleum residua

Aerating tar sands-water mixture prior to settling in a gravity

Aging resistance shape selective catalyst with enhanced activity

Agitated dewaxing employing modified agitator means

Alcohols as hydrogen-donor solvents for treatment of coal

Alkali recycle process for recovery of heavy oils and bitumens

Alkali recycle process for recovery of heavy oils and bitumens

Alkylaromatic hydrocarbon dealkylation process

Alkylaromatic process with catalyst regeneration

Alkylation or acylation of liquefaction product bottoms

Alkylation process for desulfurization of gasoline

Alpha olefins from lower alkene oligomers