Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5715598 | Method for sealing a bare hole defined by a nuclear heat exchanger tubesheet | James W. Everett, Pedro C. Olivera | 1998-02-10 |
| 5255717 | System for removing a plug from a heat exchanger tube | George D. Fulmer, George G. Elder, Robert F. Keating | 1993-10-26 |
| 5027507 | Method for controlling leakage through degraded heat exchanger tubes in the tubesheet region of a nuclear generator | Robert F. Keating | 1991-07-02 |
| 4829660 | System for removing a plug from a heat exchanger tube | James W. Everett, John B. Gunter, William Woolfolk, Frank Sadofsky, George D. Fulmer +2 more | 1989-05-16 |
| 4771810 | Multi-seal mechanical tube plug | Leonard F. Ermold, Robert F. Keating | 1988-09-20 |
| 4765374 | Multi-seal mechanical tube plug | Leonard F. Ermold, Robert F. Keating | 1988-08-23 |
| 4751944 | Duplex mechanical tube plug | Susanta Sinha, Robert F. Keating | 1988-06-21 |