| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Brazil | 3 | |
| #2 | Luxembourg | 3 | |
| #3 | Australia | 2 | |
| #4 | United Kingdom | 2 | |
| #5 | Republic of Korea | 1 | |
| #6 | South Africa | 1 |
| # | Industry | |
|---|---|---|
| #1 | Thermal processes | |
| #2 | Materials and metallurgy |
| # | Technology | |
|---|---|---|
| #1 | Iron and steel production | |
| #2 | Details of furnaces | |
| #3 | Heat-exchanger without contact | |
| #4 | Heat-exchange device details |
| # | Name | Total Patents |
|---|---|---|
| #1 | Touze F | 6 |
| #2 | Touze Francois | 2 |
| Publication | Filing date | Title |
|---|---|---|
| KR810001386B1 | Heat exchange device for cooling the wall and refractory of a blast furnace |