| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Austria | 2 | |
| #2 | Canada | 2 | |
| #3 | Germany | 2 | |
| #4 | France | 2 | |
| #5 | United Kingdom | 2 | |
| #6 | United States | 2 | |
| #7 | Australia | 1 | |
| #8 | Belgium | 1 | |
| #9 | Brazil | 1 | |
| #10 | Spain | 1 | |
| #11 | Italy | 1 | |
| #12 | Japan | 1 | |
| #13 | Netherlands | 1 | |
| #14 | Sweden | 1 | |
| #15 | South Africa | 1 |
| # | Industry | |
|---|---|---|
| #1 | Materials and metallurgy |
| # | Technology | |
|---|---|---|
| #1 | Alloys | |
| #2 | Metal production and refining | |
| #3 | Compounds containing metals |
| # | Name | Total Patents |
|---|---|---|
| #1 | Wallen J | 5 |
| #2 | Wallen Jan | 3 |
| #3 | Hofsten Gerhard S Von | 1 |
| #4 | Bjerkerud Lars Roland | 1 |
| #5 | Bjerkerud Lars R | 1 |
| #6 | Von Hofsten Gerhad Sixtensson | 1 |
| #7 | Yan Buaren | 1 |
| #8 | Drakenberg Olof R | 1 |
| #9 | Hofsten Gerhard Sixtensson Von | 1 |
| #10 | Ragnar Drakenberg Olof | 1 |
| Publication | Filing date | Title |
|---|---|---|
| US4101316A | Conversion of molybdenite concentrate to ferro-molybdenum and simultaneous removal of impurities by direct reduction with sulfide forming reducing agents | |
| US3117860A | Methods of removing copper and related metals from sulfidic molybdenum ores and molybdenum-containing materials | |
| GB859263A | Improvements in the treatment of sulphidic molybdenum-containing materials | |
| DE1115465B | Process for the treatment of sulphidic materials containing molybdenum | |
| CA614263A | Chloridizing treatment of sulfidic molybdenum materials |