Method and apparatus for charging a furnace
US4435815A · kind A · utility
5Cited by
2References
13Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Apr 14, 1982 |
| Grant date | Mar 6, 1984 |
| Priority date | — |
| Expiry date | Apr 14, 2002 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF27D3/0032
- WIPO fieldThermal processes and apparatus
- WIPO sectorMechanical engineering
Abstract
The invention relates to a method and apparatus for charging an electric smelting or reduction furnace. In accordance with the invention, a charge tube movable within the roof or smoke hood of the furnace and is normally held in a protected position therein. When charging of the furnace is desired, the charge tube is lowered into the furnace to serve as a means for channeling charge material into the furnace. Preferably, the charge tube is operative to accumulate charge material while in its protected position and to release the material as it is lowered toward the furnace pot.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.