Preheating glass batch
US4422847A · kind A · utility
4Cited by
5References
9Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Dec 28, 1981 |
| Grant date | Dec 27, 1983 |
| Priority date | — |
| Expiry date | Dec 28, 2001 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02P40/50
- WIPO fieldThermal processes and apparatus
- WIPO sectorMechanical engineering
Abstract
A method and apparatus for preheating particulate glass batch comprises a rotatable drum for mixing the batch with particulate heat transfer media in a heat transfer relationship where the batch is separated from the media in a media exit vestibule having a screen through which the batch passes and having compartments mounted for rotation about the axis of the drum for lifting the separated batch to the batch inlet conduit where it is directed back into the drum.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.