Precious metal recovery from organics-precious metal compositions with supercritical water reactant
US7122167B2 · kind B2 · utility
3Cited by
8References
8Claims
0Family size
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Key dates
| Filing date | Apr 10, 2001 |
| Grant date | Oct 17, 2006 |
| Priority date | — |
| Expiry date | Jul 8, 2022 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10S210/912
- WIPO fieldChemical engineering
- WIPO sectorChemistry
Abstract
A supercritical oxidation process carried out in water is capable of oxidizing “organics” in precious metal organic compositions such as heterogeneous (Pt/C) or homogeneous precious metal catalysts and producing a precious metal oxide with few by-products and low losses of precious metal.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.