Binder for mine tailings
US6402833B1 · kind B1 · utility
75Cited by
2References
19Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jul 13, 2000 |
| Grant date | Jun 11, 2002 |
| Priority date | — |
| Expiry date | Aug 20, 2020 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02W30/91
- WIPO fieldMaterials, metallurgy
- WIPO sectorChemistry
Abstract
A binder for mine tailings and aggregate used as a backfill for an underground void comprises ferrous slag, and cement kiln dust, optionally with lime kiln dust; the binder displays strength characteristics better than or comparable to those achieved with conventional binders based on Portland cement and slag.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.