PASSIVATION OF METAL CONTAMINANTS IN THE CATALYTIC CRACKING OF HYDROCARBONS

2075820 9115557 PCTABS00007 A method for passivating vanadium on or in a catalytic cracking catalyst during the process of catalytic cracking of hydrocarbons comprises adding discrete particles of lanthanum oxide and, optionally, other rare earth oxides separate from the catalyst and the hydrocarbon...

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Bibliographic Details
Main Authors SARLI, MICHAEL S, CHIN, ARTHUR A
Format Patent
LanguageEnglish
French
Published 01.10.1991
Edition5
Subjects
CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOIDCHEMISTRY
CHEMISTRY
CRACKING HYDROCARBON OILS
FUELS
GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC
GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS
LUBRICANTS
METALLURGY
MINERAL WAXES
PEAT
PERFORMING OPERATIONS
PETROLEUM, GAS OR COKE INDUSTRIES
PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
PRODUCTION OF LIQUID HYDROCARBON MIXTURES, e.g. BY DESTRUCTIVEHYDROGENATION, OLIGOMERISATION, POLYMERISATION
RECOVERY OF HYDROCARBON OILS FROM OIL-SHALE, OIL-SAND, ORGASES
REFINING MIXTURES MAINLY CONSISTING OF HYDROCARBONS
REFORMING OF NAPHTHA
TECHNICAL GASES CONTAINING CARBON MONOXIDE
TECHNICAL SUBJECTS COVERED BY FORMER USPC
TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ARTCOLLECTIONS [XRACs] AND DIGESTS
THEIR RELEVANT APPARATUS
TRANSPORTING
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Summary:2075820 9115557 PCTABS00007 A method for passivating vanadium on or in a catalytic cracking catalyst during the process of catalytic cracking of hydrocarbons comprises adding discrete particles of lanthanum oxide and, optionally, other rare earth oxides separate from the catalyst and the hydrocarbon during the catalytic cracking process.
Bibliography:Application Number: CA19902075820