Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| RE34038 | Separating argon/oxygen mixtures using a structured packing | Douglas L. Bennett, Keith A. Ludwig, Charles M. Woods | 1992-08-25 |
| 4836836 | Separating argon/oxygen mixtures using a structured packing | Douglas L. Bennett, Keith A. Ludwig, Charles M. Woods | 1989-06-06 |