Air flow rolling mill
US5244157A · kind A · utility
14Cited by
7References
17Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Dec 12, 1991 |
| Grant date | Sep 14, 1993 |
| Priority date | — |
| Expiry date | Dec 12, 2011 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02P40/10
- WIPO fieldChemical engineering
- WIPO sectorChemistry
Abstract
The invention relates to an air flow rolling mill for comminuting hard minerals such as slag or cement clinker. The discontinuities in operation occurring with high fineness levels are overcome in that with the grinding rollers are associated compression rollers for making the grinding bed uniform.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.