Process for coal flotation using 4-methyl cyclohexane methanol frothers
US4915825A · kind A · utility
9Cited by
6References
21Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | May 19, 1989 |
| Grant date | Apr 10, 1990 |
| Priority date | — |
| Expiry date | May 19, 2009 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB03D2203/08
- WIPO fieldChemical engineering
- WIPO sectorChemistry
Abstract
An improved froth flotation process wherein solid coal particles are selectively separated under coal froth flotation conditions as a froth phase from remaining solid feed particles as an aqueous phase in the presence of a frother, the improvement comprising a frother of at least 4-methyl cyclohexane methanol.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.