Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9347109 | Combined pre-treatment process for enabling feed material to be charged in direct reduction processes | Pedro Gutemberg Quariguasi Netto | 2016-05-24 |
| 9169532 | Process for the improvement of reducibility of ore pellets | Marcus Eduardo Emrich Botelho, Paulo Freitas Nogueira | 2015-10-27 |
| 7175690 | Pre-treatment process for feed material for direct reduction process | John Y. Clark | 2007-02-13 |