Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10889906 | Low-profile aluminum cell potshell and method for increasing the production capacity of an aluminum cell potline | Daniel Richard, Dale Pearen, John Andrew Shaw, Maciej Jastrzebski | 2021-01-12 |
| 10705196 | Method and apparatus for measuring the length of an electrode in an electric arc furnace | Matthew H. Cramer, Afshin Sadri, Jennifer Ann Joe Erskine, David Chataway, Terry Gerritsen | 2020-07-07 |
| 9863707 | Furnace with refractory bricks that define cooling channels for gaseous media | Sean Southall, Maciej Jastrzebski, Frank Stober, Michael Parravani, Robert Veenstra +1 more | 2018-01-09 |
| 9347708 | Furnace with refractory bricks that define cooling channels for gaseous media | Sean Southall, Maciej Jastrzebski, Frank Stober, Michael Parravani, Robert Veenstra +1 more | 2016-05-24 |
| 8482295 | Electromagnetic bath level measurement for pyrometallurgical furnaces | Afshin Sadri, Ehsan Shameli, Nils W. Voermann | 2013-07-09 |
| 7783436 | System and method for the acoustic monitoring of tapblocks and similar elements | Afshin Sadri, Pawel Boleslaw Gebski, Nils W. Voermann | 2010-08-24 |
| 6724802 | Cooling and support systems for furnace roofs | Kenneth M. Donaldson, Ken T. Hutchinson, Nils W. Voermann, Brett T. Emery | 2004-04-20 |
| 6692719 | Process for regeneration of acid halide solutions | Kamal Adham | 2004-02-17 |
| 5867523 | Electric furnace with conductive hearth | Thomas Lai Wai Ma, Nils W. Voermann | 1999-02-02 |