Glass melting furnace
US4927446A · kind A · utility
2Cited by
8References
5Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Dec 16, 1988 |
| Grant date | May 22, 1990 |
| Priority date | — |
| Expiry date | Dec 16, 2008 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10S65/04
- WIPO fieldOther special machines
- WIPO sectorMechanical engineering
Abstract
A vertical glass melting furnace provided with a material entrance at the uppermost portion and a molten glass exit provided at the lowermost portion. A resistance heating element 6 is provided over the substantially entire part of the horizontal section of the furnace at at least one level which is immersed in the molten glass.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.