Issued Patents 2021
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11092387 | Heat transfer assembly for rotary regenerative preheater | Kevin J. O'Boyle, Jeffery E. Yowell | 2021-08-17 |
| 10982908 | Heat transfer sheet for rotary regenerative heat exchanger | James W. Birmingham, Glenn D. Mattison, Kevin J. O'Boyle | 2021-04-20 |