Transition metal molybdotungstate material
US11033883B2 · kind B2 · utility
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17Claims
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Key dates
| Filing date | Apr 18, 2019 |
| Grant date | Jun 15, 2021 |
| Priority date | — |
| Expiry date | Dec 9, 2039 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC01P2002/74
- WIPO fieldChemical engineering
- WIPO sectorChemistry
Abstract
A hydroprocessing catalyst or catalyst precursor has been developed. The catalyst is a transition metal molybdotungstate material or metal sulfides derived therefrom. The hydroprocessing using the transition metal molybdotungstate material may include hydrodenitrification, hydrodesulfurization, hydrodemetallation, hydrodesilication, hydrodearomatization, hydroisomerization, hydrotreating, hydrofining, and hydrocracking.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.