Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5143534 | Heat processing of particulate material with a quenching gas which swirls around the processing zone | David N. Kilner, Keith Humphrey, Lionel M. Little, Duncan Carr | 1992-09-01 |