Method to improve iron production rate in a blast furnace
US7442229B2 · kind B2 · utility
2Cited by
10References
25Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | May 12, 2003 |
| Grant date | Oct 28, 2008 |
| Priority date | — |
| Expiry date | May 12, 2023 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC21B5/04
- WIPO fieldMaterials, metallurgy
- WIPO sectorChemistry
Abstract
The present invention relates to a method to improve the iron production rate in a blast furnace being charged by iron containing agglomerates. The method includes contacting the chargeable iron containing material with a slag modifying effective amount of a dispersion of a particulate material, wherein the contacting occurs prior to the charging of the agglomerate to blast furnace process.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.