Ore volume-based zonal injection method for ionic rare earth ore
US11474022B2 · kind B2 · utility
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Key dates
| Filing date | May 29, 2020 |
| Grant date | Oct 18, 2022 |
| Priority date | — |
| Expiry date | Feb 26, 2041 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02P10/20
- WIPO fieldMeasurement
- WIPO sectorInstruments
Abstract
An ore volume-based zonal injection method for ionic rare earth includes six steps of ore body data acquisition; ore volume calculation by units; calculation of leaching agent consumption γ per unit ore volume; calculation of unit ore volume-based zoning range difference; merging of the units into injection zones; and injection.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.