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US Patent 11759771 Vanadium traps for catalytic cracking processes

Patent 11759771 was granted and assigned to BASF on September, 2023 by the United States Patent and Trademark Office.

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Patent attributes

Patent Applicant

Current Assignee

Patent Jurisdiction

United States Patent and Trademark Office

Patent Number

Patent Inventor Names

Bilge Yilmaz

Bethany Nicole Harkrider

Gary M. Smith

Date of Patent

September 19, 2023

Patent Application Number

16771960

Date Filed

December 14, 2018

Patent Citations

US Patent 8372269 Heavy metals trapping co-catalyst for FCC processes

US Patent 8633129 Method for producing vanadium traps by means of impregnation and resulting vanadium trap

US Patent 8633130 Vandium traps for catalytic cracking processes and preparation thereof

US Patent 8986425 Method for recovering rare earth compounds, vanadium and nickel

US Patent 8932712 Metal passivator additive and process for preparing

US Patent 7208446 Quasi-crystalline boehmites containing additives

US Patent 7361264 Mixed metal oxide additives

US Patent 7473663 Process for the preparation of an additive-containing anionic clay

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Patent Primary Examiner

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Patent abstract

A metal trap for an FCC catalyst include pre-formed microspheres impregnated with a salt of calcium and/or magnesium and an organic acid salt of a rare earth element.

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