Chemistry of hydrocarbon compounds – Aromatic compound synthesis – By alkyl or aryl transfer between molecules – e.g.,...
Patent
1998-12-28
2000-01-11
Griffin, Walter D.
Chemistry of hydrocarbon compounds
Aromatic compound synthesis
By alkyl or aryl transfer between molecules, e.g.,...
C07C 522
Patent
active
060138491
ABSTRACT:
Catalysts that are zeolite-based and contain tungsten carbide. A tungsten carbide/zeolite catalyst useful in the disproportionation of sulfur containing toluene. A method for preparing a tungsten carbide/zeolite catalyst. A method for disproportionation of sulfur-containing toluene in the presence of a tungsten carbide/zeolite catalyst. An acid-leached zeolite impregnated with tungsten carbide as a catalyst composition for use in converting hydrocarbons. A method for preparing a catalyst composition of acid-leached zeolite impregnated with tungsten carbide. A method for contacting a hydrocarbon feedstock with a catalyst composition of acid-leached zeolite impregnated with tungsten carbide under conditions for converting the hydrocarbons.
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Drake Charles A.
Wu An-hsiang
Dang Thuan D.
Griffin Walter D.
Phillips Petroleum Company
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