Issued Patents All Time
Showing 1–13 of 13 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9618265 | Method for tapping a steel making furnace | David I. Walker | 2017-04-11 |
| 8808421 | System for furnace slopping prediction and lance optimization | David I. Walker | 2014-08-19 |
| 8097063 | System for furnace slopping prediction and lance optimization | David I. Walker | 2012-01-17 |
| 7468090 | Method for tapping a steel making furnace | David I. Walker, Jeremy Jones | 2008-12-23 |
| 6929773 | Slag detector for molten steel transfer operations | David I. Walker | 2005-08-16 |
| 6923843 | Method for oxygen injection in metallurgical process requiring variable oxygen feed rate | Michael J. Strelbisky | 2005-08-02 |
| 6793708 | Slag composition | Jeremy Jones, William J. West | 2004-09-21 |
| 6737014 | Slag detector for molten steel transfer operations | Alex Davidkhanian, Ali Langari, David I. Walker | 2004-05-18 |
| 6372180 | Method of making mg treated iron with improved machinability | — | 2002-04-16 |
| 6255983 | Degasser guide | Gregory A. Meszaros, David J. Walker, Richard J. Zaranek, Frederick Mannion | 2001-07-03 |
| 6166681 | Measuring the thickness of materials | Gregory A. Meszaros, Roger Marquardt, David I. Walker, John G. Estocin | 2000-12-26 |
| 6130637 | Measuring the thickness of hot slag in steelmaking | Gregory A. Meszaros, Roger Marquart, David J. Walker, John G. Estocin | 2000-10-10 |
| 5279639 | Compositions for synthesizing ladle slags | David J. Sosinsky | 1994-01-18 |