Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6231641 | Enhanced phase interaction at the interface of molten slag and blister copper, and an apparatus for promoting same | Torstein Utigard, Philip J. Gabb, David B. George | 2001-05-15 |
| 6210463 | Process and apparatus for the continuous refining of blister copper | David B. George, Philip J. Gabb, Torstein Utigard | 2001-04-03 |
| 6174492 | Forebay for am Metallurgical furnace | Philip J. Gabb, David B. George | 2001-01-16 |