Removal of sulfur from shale oil

Removal of sulfur-containing compounds from liquid...

Removal of surfactants from hydrocarbons with alcohol

Removal of topped crude demineralization sediment by backwashing

Resid hydrocracking using dispersed metal catalysts

Resid hydrotreating process using lanthana-alumina-aluminum phos

Resid hydrotreating using solvent extraction and deep vacuum red

Resid hydrotreating with high temperature flash drum recycle oil

Resid hydrotreating with resins

Resid upgrading process

Residua demetalation/desulfurization catalyst and methods for it

Residual oil desulfurization in multiple zones without concommit

Reverse-graded catalyst systems for hydrodemetalation and hydrod