Process for making solvated mesophase pitch
Process for manufacturing fine particles of pitch with a high so
Process for modifying coal tar materials
Process for producing pitch raw materials
Process for refining coal-based heavy oils
Process for refining coal-derived heavy carbonaceous materials
Process for separating a resin phase from a solvent solution con
Process for the production of a feedstock for carbon artifact ma
Process for the separation of quinoline-insoluble components fro
Process for the separation of resinous substances from coal-base
Recovery of asphalt shingle components by solvent extraction
Removal of quinoline insolubles from coal derived fractions
Removal of solid contaminants from tar and tar-like products
Self-stabilizing pitch for carbon fiber manufacture
Separation of asphaltic materials from heptane soluble component
Separation of tars, oils and inorganic constituents from oil...
Separation of true asphaltenes from microcrystalline waxes
Solvent deasphalting
Treatment of pitches in carbon artifact manufacture
Treatment of pitches in carbon artifact manufacture