Method of exhausting gases and fumes from an electric arc furnace utilizing additional inlet gas duct ensuring constant pressure
US5265117A · kind A · utility
3Cited by
6References
5Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | May 21, 1992 |
| Grant date | Nov 23, 1993 |
| Priority date | — |
| Expiry date | May 21, 2012 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02P10/20
- WIPO fieldMaterials, metallurgy
- WIPO sectorChemistry
Abstract
A method for exhausting gases or fumes from a metallurgical container through a duct connected to the intake of a pump while introducing an additional gas stream into the pump is described. The additional gas stream ensures a constant gas pressure at the intake portion of the pump.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.