Binder formulation and use thereof in process for forming mineral pellets having both low and high temperature strength
US6384126B1 · kind B1 · utility
14Cited by
23References
5Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Nov 9, 1998 |
| Grant date | May 7, 2002 |
| Priority date | — |
| Expiry date | Nov 9, 2018 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC22B1/244
- WIPO fieldMaterials, metallurgy
- WIPO sectorChemistry
Abstract
A binder formulation comprised of colloidal silica and a polymeric binder, preferably polyvinyl alcohol. A mineral pellet and related low temperature hardening process for making the same. The mineral pellet has sufficient strength to be transported and has sufficient strength for use in iron-making processes.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.