Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5474582 | Coal-water mixtures from low rank coal and process of preparation thereof | Boleslaw Ignasiak, Wanda Pawlak, Kazimierz Szymocha, Yevgenia Briker, Loredana CALDIERO | 1995-12-12 |
| 4946474 | Process for beneficiation of coal by selective caking | Nello Passarini, Armando Marcotullio | 1990-08-07 |
| 4881946 | Process for the beneficiation of coal by selective caking | Nello Passarini, Armando Marcotullio | 1989-11-21 |
| 4776859 | Process for beneficiating coal by means of selective agglomeration | Nello Passarini | 1988-10-11 |