Issued Patents 2011
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8020706 | Fines removal apparatus and methods/systems regarding same | David W. Hendrickson, Richard F. Kiesel | 2011-09-20 |
| 8021460 | System and method for producing metallic iron nodules | David J. Englund, Iwao Iwasaki, Andrew J. Lindgren, Richard F. Kiesel | 2011-09-20 |
| 7875236 | Linear hearth furnace system and methods regarding same | David J. Englund, Richard F. Kiesel | 2011-01-25 |