Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8267685 | Method of mixing high temperature gases in mineral processing kilns | Eric R. Hansen, James R. Tutt, Peter F. Way | 2012-09-18 |
| 7959435 | Method and apparatus for reducing NOx emissions in rotary kilns by SNCR | Eric R. Hansen, Kenneth J. Derksen, Kevin Blankenship, Walter Parker, James R. Tutt | 2011-06-14 |
| 7488172 | Methods of mixing high temperature gases in mineral processing kilns | Eric R. Hansen, James R. Tutt | 2009-02-10 |
| 7229281 | Method of mixing high temperature gases in mineral processing kilns | Eric R. Hansen, James R. Tutt | 2007-06-12 |
| 6672865 | Method of mixing high temperature gases in mineral processing kilns | Eric R. Hansen, James R. Tutt, Peter F. Way | 2004-01-06 |
| 5366289 | Portable agitator for fluidizing bottom solids in tanks | — | 1994-11-22 |
| 5282681 | Portable agitator for fluidizing bottom solids in tanks | — | 1994-02-01 |