Issued Patents All Time
Showing 1–12 of 12 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11033957 | Ceramic refractory stopper | — | 2021-06-15 |
| 9815113 | Refractory submerged entry nozzle | Yong Tang | 2017-11-14 |
| 9802249 | Ceramic refractory stopper | Arno Stranimaier, Hans-Jurgen Haslinger, Helmut Kaufmann | 2017-10-31 |
| 9757799 | Submerged entry nozzle | Hans-Jurgen Haslinger | 2017-09-12 |
| 9333557 | Nozzle for guiding a metal melt | Yong Tang, Arno Stranimaier | 2016-05-10 |
| 9302321 | Ceramic refractory stopper | Arno Stranimaier, Hans-Jurgen Haslinger, Helmut Kaufmann | 2016-04-05 |
| 9168586 | Stopper rod | Norman Edward Rogers | 2015-10-27 |
| 8758672 | Submerged entry nozzle | John Davies | 2014-06-24 |
| 8517231 | Immersion nozzle | Gernot Hackl | 2013-08-27 |
| D605670 | Casting nozzle | Thomas Wagner | 2009-12-08 |
| D605671 | Casting nozzle | John C. Morris, Justin Vincent Singleton, Donald R. Zacharias, Eric Wotsch, Megan Joann Quick | 2009-12-08 |
| 5093289 | Ceramic material permitting the passage of fluids and based on silicon powder reaction-bonded in the presence of carbon | Volker Braetsch, Josef Dietl, Klaus Liethschmidt | 1992-03-03 |