Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6089549 | Exchange column structured packing bed having packing bricks | Lonnie L. Ingram, Neil Yeoman | 2000-07-18 |
| 5997173 | Packing brick and method of constructing packing bed in exchange column using same | Lonnie L. Ingram, Neil Yeoman | 1999-12-07 |