Issued Patents 2011
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8056797 | Expandable mandrel for use in friction stir welding | Jonathan A. Babb, Russell J. Steel, Monte Russell | 2011-11-15 |
| 8020643 | Ultra-hard constructions with enhanced second phase | Monte Russell, Russell J. Steel, Ronald K. Eyre | 2011-09-20 |
| 7992759 | Two spiral stepped friction stir welding tool | Russell J. Steel | 2011-08-09 |
| 7993575 | Friction stir welding using a superabrasive tool | Tracy W. Nelson, Carl D. Sorensen, Paul Allen Felter | 2011-08-09 |
| 7909231 | Method for using modifiable tool control parameters to control the temperature of the tool during friction stir welding | Jonathan A. Babb, Russell J. Steel, John Williams | 2011-03-22 |