Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10406532 | Method and an arrangement for controlling of a comminution process having a grinding circuit | Jani Kaartinen, Antti Remes, Ville Suontaka, Jari MOILANEN, Pertti Saviranta | 2019-09-10 |
| 10400344 | Apparatus for protection of anodes and cathodes in a system of electrolysis cells | Duncan Grant, Michael H. Barker, Henri Virtanen, Sönke Schmachtel, Lauri Nordlund | 2019-09-03 |
| 9695520 | Arrangement for measuring electric current in an individual electrode in an electrolysis system | Duncan Grant, Michael H. Barker, Lauri Nordlund, Henri Virtanen | 2017-07-04 |
| 9677184 | Measurement of electric current in an individual electrode in an electrolysis system | Duncan Grant, Michael H. Barker, Lauri Nordlund, Henri Virtanen | 2017-06-13 |
| 8352197 | Method and arrangement for monitoring and presenting the status of an electrolytic process in an electrolytic cell | Lauri Nordlund, Jyrki Malinen | 2013-01-08 |
| 7366582 | Method for defining status index in copper electrolysis | Henri Virtanen | 2008-04-29 |
| 7122109 | Method for the improvements of current efficiency in electrolysis | Henri Virtanen | 2006-10-17 |
| 7002171 | Method for improving the quality of cathodes in electrolysis | Henri Virtanen | 2006-02-21 |