Ore flotation and mineral flotation agents for use therein
US4857179A · kind A · utility
Assignee
Inventors
Key dates
| Filing date | Dec 19, 1988 |
| Grant date | Aug 15, 1989 |
| Priority date | — |
| Expiry date | Dec 19, 2008 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB03D2203/025
- WIPO fieldChemical engineering
- WIPO sectorChemistry
Abstract
A process for the recovery of minerals from an ore or concentrate containing the same wherein the minerals are recovered in a froth from an aqueous pulp containing the ore or concentrate and wherein one or more mineral flotation agents are employed in the aqueous pulp to control the type of minerals in the froth is provided. The mineral flotation agents used in carrying out the process comprise compounds formed by the addition of hydrogen sulfide to dicyclopentadiene. In one embodiment, the mineral flotation agents used in carrying out the process comprise tricyclodecenyl mercaptans having one or both of the following structures: ##STR1##
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.