Issued Patents All Time
Showing 1–19 of 19 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10946440 | Process and apparatus for minimizing the potential for explosions in the direct chill casting aluminum alloys | Rodney W. Wirtz, Ronald M. Streigle | 2021-03-16 |
| 10932333 | Alloy melting and holding furnace | — | 2021-02-23 |
| 10864576 | Process and apparatus for minimizing the potential for explosions in the direct chill casting of lithium alloys | Rodney W. Wirtz, Ronald M. Streigle | 2020-12-15 |
| 10646919 | Process and apparatus for direct chill casting | Rodney W. Wirtz, Ronald M. Streigle | 2020-05-12 |
| 9950360 | Process and apparatus for minimizing the potential for explosions in the direct chill casting of lithium alloys | Rodney W. Wirtz, Ronald M. Streigle | 2018-04-24 |
| 9936541 | Alloy melting and holding furnace | — | 2018-04-03 |
| 9895744 | Process and apparatus for direct chill casting | Rodney W. Wirtz, Ronald M. Streigle | 2018-02-20 |
| 9849507 | Process and apparatus for minimizing the potential for explosions in the direct chill casting of aluminum lithium alloys | Rodney W. Wirtz, Ronald M. Streigle | 2017-12-26 |
| 9764380 | Process and apparatus for direct chill casting | Rodney W. Wirtz, Ronald M. Streigle | 2017-09-19 |
| 9616493 | Process and apparatus for minimizing the potential for explosions in the direct chill casting of aluminum lithium alloys | Rodney W. Wirtz, Ronald M. Streigle | 2017-04-11 |
| 9145597 | Simultaneous multi-mode gas activation degassing device for casting ultraclean high-purity metals and alloys | Ricardo Sammy | 2015-09-29 |
| 8479802 | Apparatus for casting aluminum lithium alloys | Rodney W. Wirtz, Ronald M. Streigle | 2013-07-09 |
| 8365808 | Process and apparatus for minimizing the potential for explosions in the direct chill casting of aluminum lithium alloys | Rodney W. Wirtz, Ronald M. Streigle | 2013-02-05 |
| 6675870 | Direct chill casting mold system | — | 2004-01-13 |
| RE37939 | Independently positioned graphite inserts in annular metal casting molds | — | 2002-12-24 |
| 6491087 | Direct chill casting mold system | — | 2002-12-10 |
| 6427757 | Independently positioned graphite insert casting mold | — | 2002-08-06 |
| 6408931 | Method for making casting annulus using independently positioned graphite inserts | — | 2002-06-25 |
| 5846481 | Molten aluminum refining apparatus | — | 1998-12-08 |