Issued Patents 1994
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5330161 | Spray cooled hood system for handling hot gases from a metallurgical vessel utilizing pneumatic processing of molten metal | David Arthur Lehr, Mark Thomas Arthur | 1994-07-19 |
| 5327453 | Device for relief of thermal stress in spray cooled furnace elements | Mark Thomas Arthur | 1994-07-05 |