Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7700035 | Direct smelting plant and process | Andreas Orth, David Leigh | 2010-04-20 |
| 7494615 | Supplying solid feed materials for a direct smelting process | David Leigh | 2009-02-24 |
| 6989042 | Direct smelting process and apparatus | Rodney James Dry | 2006-01-24 |
| 6939391 | Direct smelting process and apparatus | Rodney James Dry | 2005-09-06 |
| 6585929 | Direct smelting vessel | Cecil Peter Bates, Rodney James Dry | 2003-07-01 |
| 6517605 | Start-up procedure for direct smelting process | Cecil Peter Bates | 2003-02-11 |
| 6423114 | Pressure control | — | 2002-07-23 |
| 6423115 | Direct smelting process | Carolyn McCarthy, Rodney James Dry, Robin John Batterham | 2002-07-23 |
| 6387153 | Stable idle procedure | — | 2002-05-14 |
| 6322745 | Direct smelting vessel and direct smelting process | David Leigh, Cecil Peter Bates, Ralph Weber | 2001-11-27 |