Process for dewatering mineral and coal concentrates
US4231868A · kind A · utility
9Cited by
7References
8Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jan 5, 1979 |
| Grant date | Nov 4, 1980 |
| Priority date | — |
| Expiry date | Jan 5, 1999 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02P10/20
- WIPO fieldChemical engineering
- WIPO sectorChemistry
Abstract
Mineral and coal concentrates are effectively dewatered by a process wherein there is employed a dewatering aid comprising of an N-substituted sulfosuccinamate. The process provides for mixing the dewatering aid to an aqueous slurry of the concentrate and thereafter subjecting the treated slurry to filtration.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.