| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Finland | 6 | |
| #2 | Germany | 3 | |
| #3 | France | 3 | |
| #4 | United Kingdom | 2 | |
| #5 | Israel | 2 | |
| #6 | South Africa | 2 | |
| #7 | Australia | 1 | |
| #8 | African Intellectual Property Organization | 1 | |
| #9 | Zambia | 1 |
| # | Industry | |
|---|---|---|
| #1 | Materials and metallurgy | |
| #2 | Chemical engineering | |
| #3 | Basic materials chemistry | |
| #4 | Environmental technology |
| # | Name | Total Patents |
|---|---|---|
| #1 | Oerjans J | 3 |
| #2 | Lamberg M | 2 |
| #3 | Vuojolainen T | 2 |
| #4 | Veijola Vaeinoe Eemil | 1 |
| #5 | Eemil Veijola Vaeinoe | 1 |
| #6 | Orjans Dipl Eng Jerker | 1 |
| #7 | Veijola V | 1 |
| #8 | Lamberg Eng Martti | 1 |
| #9 | Emil Veijola Vaeinoe | 1 |
| #10 | Lamberg Martti | 1 |
| Publication | Filing date | Title |
|---|---|---|
| ZM12771A1 | Apparatus for liquid-liquid extraction | |
| FI45408B | Extraktionsanordning foer vaetskevaetske-extraktion i motstroem | |
| IL25078A | Method of extracting phosphoric acid | |
| IL25072A | Method for preparing mixed fertilizer | |
| FR1302090A | Introduction of lantanides in cation exchange resins | |
| FR1302091A | Fractionation of lantanides in cation exchange resins |