| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Australia | 3 | |
| #2 | Sweden | 3 | |
| #3 | WIPO (World Intellectual Property Organization) | 3 | |
| #4 | China | 1 | |
| #5 | EPO (European Patent Office) | 1 | |
| #6 | United States | 1 |
| # | Industry | |
|---|---|---|
| #1 | Materials and metallurgy | |
| #2 | Thermal processes |
| # | Technology | |
|---|---|---|
| #1 | Pig-iron processing | |
| #2 | Casting metal | |
| #3 | Details of furnaces |
| # | Name | Total Patents |
|---|---|---|
| #1 | Sahlin Jan | 12 |
| #2 | Svanberg Niklas | 5 |
| #3 | Savnberg Niklas | 1 |
| Publication | Filing date | Title |
|---|---|---|
| AU5283101A | Purge plug | |
| WO0183832A1 | Purge plug | |
| WO0108834A1 | Purge plug |