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U.S. Department of Energy
Office of Scientific and Technical Information

Catalytic cracking process with vanadium passivation

Patent ·
OSTI ID:5365258
This paper discusses a process for the catalytic cracking of metal-containing hydrocarbonaceous feedstock. It comprises contacting the feedstock under cracking conditions with a dual component catalyst composition. The catalyst composition comprises a first component comprising an active cracking catalyst; and a second component, as a separate and distinct entity, the second component comprising the following materials: a calcium and magnesium containing material selected from the group consisting of dolomite, substantially amorphous calcium magnesium silicate, calcium magnesium oxide, calcium magnesium acetate, calcium magnesium carbonate, and calcium magnesium subcarbonate; a magnesium containing material comprising a hydrous magnesium silicate; and a binder selected from the group consisting of kaolin, bentonite, montmorillonite, saponite, hectorite, alumina, silica, titania, zirconia, silica-alumina, and combinations thereof.
Assignee:
Chevron Research Co., San Francisco, CA (USA)
Patent Number(s):
A; US 5002653
Application Number:
PPN: US 7-459097
OSTI ID:
5365258
Country of Publication:
United States
Language:
English