Adjustable flow rate device for rotating vane pulverizer
US5186404A · kind A · utility
10Cited by
3References
30Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Aug 6, 1991 |
| Grant date | Feb 16, 1993 |
| Priority date | — |
| Expiry date | Aug 6, 2011 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB02C15/001
- WIPO fieldChemical engineering
- WIPO sectorChemistry
Abstract
An air flow rate control device for a rotating or stationary vane throat in a bowl mill pulverizer. The air flow rate control device comprises an adjustable deflector mounted on the lower surfaces of the pitched vanes to provide varying air flow passage cross sections. In one embodiment the deflector comprises a flexible member whose shape can be varied using manual adjustment apparatus to alter the air flow passage cross-section.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.