Vacuum refining of molten glass
US11001519B2 · kind B2 · utility
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13References
21Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Mar 15, 2018 |
| Grant date | May 11, 2021 |
| Priority date | — |
| Expiry date | Aug 7, 2038 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02P40/50
- WIPO fieldOther special machines
- WIPO sectorMechanical engineering
Abstract
An apparatus and method of refining molten glass are disclosed. An upstream vessel contains molten glass, a downstream vessel is arranged downstream of the upstream vessel, and vacuum refining vessels are located between the upstream vessel and the downstream vessel and are in separate, alternating fluid communication with the upstream vessel and in separate, alternating fluid communication with the downstream vessel.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.