Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4660264 | Heat exchanger manufacture process | — | 1987-04-28 |
| 4593755 | Heat exchanger | — | 1986-06-10 |
| 4301138 | System for transporting particulate solids from high temperature to low temperature zone | Kenneth W. Ryan | 1981-11-17 |