Method and apparatus for processing abrasive material
US4109871A · kind A · utility
6Cited by
6References
4Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Dec 20, 1976 |
| Grant date | Aug 29, 1978 |
| Priority date | — |
| Expiry date | Dec 20, 1996 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB02C2015/002
- WIPO fieldChemical engineering
- WIPO sectorChemistry
Abstract
A method of processing abrasive material, the material being comminuted by means of a roller mill, thereafter sifted in an air separator, and the course material which is collected in the air separation again being comminuted in the roller mill. Furthermore, the invention relates to an apparatus for carrying out said method.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.