Ore beneficiation process
US4514288A · kind A · utility
1Cited by
6References
8Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Oct 13, 1983 |
| Grant date | Apr 30, 1985 |
| Priority date | — |
| Expiry date | Oct 13, 2003 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10S210/907
- WIPO fieldChemical engineering
- WIPO sectorChemistry
Abstract
By dispersing a clay-containing mineral matrix in an aqueous solution of EDTA before washing or classifying the ore, one obtains a system in which the subsequently formed clays consolidate at an unexpectedly high rate and to a higher final density.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.