| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Italy | 5 | |
| #2 | Canada | 2 | |
| #3 | France | 1 | |
| #4 | United Kingdom | 1 | |
| #5 | Japan | 1 | |
| #6 | Netherlands | 1 | |
| #7 | South Africa | 1 |
| # | Industry | |
|---|---|---|
| #1 | Materials and metallurgy | |
| #2 | Environmental technology | |
| #3 | Basic materials chemistry |
| # | Name | Total Patents |
|---|---|---|
| #1 | Ugo Renato | 2 |
| #2 | Umberto Viani | 1 |
| #3 | Cariati V | 1 |
| #4 | Vittorio C | 1 |
| #5 | Ugo R | 1 |
| #6 | Battiston M | 1 |
| #7 | Renaato Uugo | 1 |
| Publication | Filing date | Title |
|---|---|---|
| NL7605485A | Olefin prodn. by steam cracking of naphtha or gas oil - with feed introduced in portions in successive stages | |
| CA1074126A | Process for separating and recovering rhodium and iridium from their mixtures with other precious metals | |
| ZA7601531B | Process for precipitating precious metals from solutions which contain them |