Activated carbons and method for obtaining same from a...
Aerating tar sands-water mixture prior to settling in a gravity
Alkali recycle process for recovery of heavy oils and bitumens
Apparatus and method for recovery of bituminous products from ta
Apparatus and process for extracting oil or bitumen from tar san
Apparatus and process for reducing particulates in a vaporous st
Aromatic oils by thermal polymerization of refinery streams
Aromatic pitch derived from a middle fraction of a cat cracker b
Aromatic pitch production from coal derived distillate
Ashless hydraulic fluid or paper machine oil
Asphalt, copolymer and elastomer composition
Asphaltene dispersants - inhibitors
Aviation gasoline formulation