Process for froth flotation
US4545898A · kind A · utility
11Cited by
3References
11Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | May 23, 1984 |
| Grant date | Oct 8, 1985 |
| Priority date | — |
| Expiry date | May 23, 2004 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB03D2203/06
- WIPO fieldChemical engineering
- WIPO sectorChemistry
Abstract
A process for froth flotation of phosphate ore with a high content of carbonate, carried out in the presence of a hydrophilic polysaccharide and an amphoteric compound.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.