Method of using polymeric sulfide mineral depressants
US4888106A · kind A · utility
19Cited by
8References
5Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jun 8, 1989 |
| Grant date | Dec 19, 1989 |
| Priority date | — |
| Expiry date | Jun 8, 2009 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB03D2203/025
- WIPO fieldChemical engineering
- WIPO sectorChemistry
Abstract
Various acrylamide/allyl thiourea polymers and their use as depressants in the beneficiation of sulfide minerals from ores are disclosed.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.