Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5720867 | Process for the electrochemical recovery of the metals copper, zinc, lead, nickel or cobalt | Nikola Anastasijevic, Karl Lohrberg | 1998-02-24 |
| 5679240 | Anode for the electrolytic winning of metals and process | Nikola Anastasijevic, Karl Lohrberg | 1997-10-21 |
| 5409674 | Reactor for preparing chlorine dioxide by reacting alkali chlorate with acid | Metwalli Ali | 1995-04-25 |