Tube mill
US4078730A · kind A · utility
1Cited by
5References
9Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Nov 17, 1976 |
| Grant date | Mar 14, 1978 |
| Priority date | — |
| Expiry date | Nov 17, 1996 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB02C17/06
- WIPO fieldChemical engineering
- WIPO sectorChemistry
Abstract
A tube mill is disclosed for grinding and drying granular material which comprises an elongated shell having one or more grinding chambers, and downstream of the first chamber, a dispersing compartment for receiving hot gases and material and bounded by a sieving diaphragm defining a central opening therethrough. A frustoconical sieve drum is attached to the sieving diaphragm for rotation therewith and forms a portion of an end wall of the discharge compartment.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.