Stirring device for sand mill
US4499445A · kind A · utility
4Cited by
5References
6Claims
0Family size
Inventor
Key dates
| Filing date | May 16, 1984 |
| Grant date | Feb 12, 1985 |
| Priority date | — |
| Expiry date | May 16, 2004 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB01F27/1151
- WIPO fieldChemical engineering
- WIPO sectorChemistry
Abstract
A stirring device attached to the vertical shaft of a sand mill having an annular metal collar received on the shaft and a flat, plastic, circular disc extending radially beyond the collar for a stirrer member concentrically affixed to the radial surface of the collar. The stirrer member has an outer ring and a central hub which are joined by circumferentially spaced spokes.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.