Process for the production of mesophase pitch from isotropic...
Process for the production of petroleum tar pitch for use as...
Process for the removal of organic acids from freshly...
Process for the treatment of multi-component waste material...
Process for treating acid tar
Process for treating coke oven tar
Process of manufacturing asphalts
Process of producing optically anisotropic carbonaceous pitch
Process of recovering gas tars from their emulsions with water
Process of treating hydrocarbons
Process of treating hydrocarbons such as asphalt, tar, pitch...
Process to improve the demulsification of bitumen in pond oil
Processes for the manufacture of enriched pitches and carbon...
Production of asphalts
Production of lubricating oils blending stock and selected...
Production of pitch substantially soluble in quinoline
Production of road surfacing binders