Method and apparatus for using steel slag in cement clinker production
US5421880A · kind A · utility
21Cited by
8References
7Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Jan 14, 1994 |
| Grant date | Jun 6, 1995 |
| Priority date | — |
| Expiry date | Jan 14, 2014 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02P40/121
- WIPO fieldMaterials, metallurgy
- WIPO sectorChemistry
Abstract
A process and apparatus by which steel slag can be added to the feedstock materials fed into the feed-end of a rotary cement kiln to form cement clinkers. The steel slag is crushed and screened to provide steel slag particles having a maximum diameter of 2".
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.