Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4579722 | Process for treating alumina raw materials | Jozsef Bathory, Istvan Farkas | 1986-04-01 |
| 4242526 | Process for the direct separation of isobutylene from mixtures of hydrocarbons | Janos Laky, Lajos Peterfy, Lajos Szvetelszky, Istvan Pallay | 1980-12-30 |
| 4214032 | Insulating felts reinforced by fibrous materials particularly for the waterproofing and/or corrosion-proofing of metal and/or concrete objects | Andras Balogh, Jozsef Herendi, L. Peter Farkas, Janos Remenyi, Sandor Koltay | 1980-07-22 |
| 4207261 | Process for preparing o-phenylenediamine | Zoltan Decsy, Zeno Trocsanyi, Zsolt Varga, Zsuzsa Wittman | 1980-06-10 |