Method for protecting an inner wall of a shaft furnace
US12235047B2 · kind B2 · utility
0Cited by
4References
11Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Dec 13, 2019 |
| Grant date | Feb 25, 2025 |
| Priority date | — |
| Expiry date | Feb 4, 2041 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF27D2001/161
- WIPO fieldThermal processes and apparatus
- WIPO sectorMechanical engineering
Abstract
A method for protecting an inner wall (12) of a shaft furnace, the method comprising the steps of: providing at least one injection device (28) through the inner wall (12) of the shaft furnace, the injection device (28) being configured to inject protective material into the shaft furnace; and injecting on demand the protective material into the shaft furnace through the injection device (28), in such a manner that the protective material builds up to form a protection wall between the interior of the shaft furnace and the furnace wall (12).
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.