Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6432163 | Metal refining method using differing refining oxygen sequence | Ronald J. Selines, John Erling Anderson, William John Mahoney | 2002-08-13 |
| 6334976 | Fluid cooled coherent jet lance | John Erling Anderson, William John Mahoney, Dennis R. Farrenkopf | 2002-01-01 |
| 6241510 | System for providing proximate turbulent and coherent gas jets | John Erling Anderson, Ronald J. Selines, Pravin Chandra Mathur | 2001-06-05 |
| 6171364 | Method for stable operation of a smelter reactor | Kenneth B. Downing | 2001-01-09 |
| 6142764 | Method for changing the length of a coherent jet | John Erling Anderson, William John Mahoney | 2000-11-07 |
| 6117387 | Apparatus for production of direct reduced iron with reduced fuel consumption and emission of carbon monoxide | Maynard Guotsuen Ding | 2000-09-12 |
| 5980606 | Method for reducing sulfuric content in the offgas of an iron smelting process | Kenneth B. Downing, Joseph E. McGreal | 1999-11-09 |
| 5951740 | Production of direct reduced iron with reduced fuel consumption and emission of carbon monoxide | Maynard Guotsuen Ding | 1999-09-14 |
| 5885322 | Method for reducing iron losses in an iron smelting process | Kenneth B. Downing | 1999-03-23 |