Vanadium traps for catalytic cracking processes
US11759771B2 · kind B2 · utility
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17References
7Claims
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Key dates
| Filing date | Dec 14, 2018 |
| Grant date | Sep 19, 2023 |
| Priority date | — |
| Expiry date | Apr 10, 2039 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC10G2300/205
- WIPO fieldChemical engineering
- WIPO sectorChemistry
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.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.