Teh C. Ho

Amorphous, iron promoted mo and w sulfide hydroprocessing catalysts and uses thereof.

Supported transition metal sulfide promoted molybdenum or tungsten sulfide catalysts and their uses for hydroprocessing

Hydrotreating catalysts comprising a mixture of a sulfide of a promoter metal, amorphous sulfide of trivalent chromium and microcrystalline molybdenum or tungsten sulfide

Amorphous, iron promoted Mo and W sulfide hydroprocessing catalysts and process for their preparation

Hydrotreating process employing catalysts comprising a supported mixture of a sulfide of a promoter metal, trivalent chromium and molybdenum or tungsten

Supported, self-promoted molybdenum and tungsten sulfide catalysts formed from bis(tetrathiometallate) precursors, and their preparation

Hydrotreating using self-promoted molybdenum and tungsten sulfide catalysts formed from bis(tetrathiometallate) precursors

Desulfurization of hydrocarbons using molybdenum or tungsten sulfide catalysts promoted with low valent group VIII metals

Promoted molybdenum and tungsten sulfide catalysts, their preparation and use

Process for preparing a supported, promoted molybdenum and/or tungsten sulfide hydroprocessing catalyst