| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Germany | 5 | |
| #2 | Austria | 4 | |
| #3 | France | 1 | |
| #4 | United Kingdom | 1 |
| # | Industry | |
|---|---|---|
| #1 | Materials and metallurgy | |
| #2 | Environmental technology |
| # | Technology | |
|---|---|---|
| #1 | Metal production and refining | |
| #2 | Climate change mitigation in goods production | |
| #3 | Compounds containing metals | |
| #4 | Alloys |
| Publication | Filing date | Title |
|---|---|---|
| GB241223A | Improvements in or relating to recovering antimony from alloys | |
| DE431984C | Extraction of antimony from its alloys with other metals |