| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 2 | |
| #2 | Yugoslavia (Serbia and Montenegro) | 2 | |
| #3 | Belgium | 1 | |
| #4 | Canada | 1 | |
| #5 | Germany | 1 | |
| #6 | Finland | 1 | |
| #7 | Hungary | 1 | |
| #8 | Japan | 1 | |
| #9 | Poland | 1 | |
| #10 | Romania | 1 |
| # | Industry | |
|---|---|---|
| #1 | Materials and metallurgy | |
| #2 | Environmental technology | |
| #3 | Basic materials chemistry |
| # | Name | Total Patents |
|---|---|---|
| #1 | Wuth Wolfgang | 10 |
| #2 | Wolfgang Wuth | 2 |
| #3 | Uorufugangu Uuto | 1 |
| Publication | Filing date | Title |
|---|---|---|
| DE19723911A1 | Low temperature pyrolysis of e.g. lumpy scrap containing low-melting alloy, composites and harmful substances | |
| FI772822A | Foerfarande foer behandling av smaelt tungmetalloxider innehaollande slagg foer utvinnande av i detsamma ingaoende vaerdemetaller | |
| RO67583A | Process for refining molten copper baths |