Systems and methods for the environmental remediation of materials contaminated with heavy minerals
US9682405B2 · kind B2 · utility
3Cited by
8References
16Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Aug 23, 2015 |
| Grant date | Jun 20, 2017 |
| Priority date | — |
| Expiry date | Aug 23, 2035 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB07B1/10
- WIPO fieldChemical engineering
- WIPO sectorChemistry
Abstract
The invention relates to a method and system for the environmental remediation of materials that are contaminated with heavy minerals, such as heavy metals. The invention finds utility in removing heavy minerals from materials such as soils, sediments, mine tailings and ores. The invention provides a means for removing heavy minerals from contaminated materials without the use of water while reducing the generation of dust. Thus, the invention provides an environmentally friendly method for the remediation of sites that are contaminated with heavy minerals.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.