| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 6 | |
| #2 | Brazil | 2 | |
| #3 | Argentina | 1 | |
| #4 | Canada | 1 | |
| #5 | Germany | 1 | |
| #6 | United Kingdom | 1 | |
| #7 | India | 1 | |
| #8 | South Africa | 1 |
| # | Industry | |
|---|---|---|
| #1 | Materials and metallurgy | |
| #2 | Thermal processes | |
| #3 | Environmental technology |
| # | Technology | |
|---|---|---|
| #1 | Pig-iron processing | |
| #2 | Furnaces | |
| #3 | Casting metal | |
| #4 | Climate change mitigation in goods production |
| # | Name | Total Patents |
|---|---|---|
| #1 | Wells William | 10 |
| #2 | Nose Dalton | 2 |
| #3 | William Wells | 1 |
| #4 | Ahmed Aziz | 1 |
| #5 | Wellis William | 1 |
| Publication | Filing date | Title |
|---|---|---|
| US4555266A | Method and apparatus for treating liquid metal in a vessel | |
| US4396178A | Open-hearth furnace | |
| US4401466A | Process for protection of nozzles and refractory lining of a vessel for refining molten metal | |
| US4424955A | Apparatus for treating liquid metal in a vessel | |
| US4347079A | Method of operating an open-hearth furnace | |
| US4306610A | Method of controlling continuous casting rate |