Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11365139 | Removal of selenocyanate from refinery sour water stripper wastewater | Samuel A. Mason, Yongheng Huang | 2022-06-21 |
| 11208338 | Selenium removal using aluminum salt at conditioning and reaction stages to activate zero-valent iron (ZVI) in pironox process | Yongheng Huang, Lew Andrew Reyes, Xiangyi Qiao, Simon P. Dukes, Frank L. Sassaman +1 more | 2021-12-28 |
| 10723645 | Concentration of wastewater to reduce flow rate, cost, and footprint of treatment system | Michael R. Riffe, Frank L. Sassaman | 2020-07-28 |
| 10377648 | Selenium removal using aluminum salt at conditioning and reaction stages to activate zero-valent iron (ZVI) in pironox process | Yongheng Huang, Lew Andrew Reyes, Xiangyi Qiao, Simon P. Dukes, Frank L. Sassaman +1 more | 2019-08-13 |
| 10125040 | Concentrating of wastewater to reduce flow rate, cost, and footprint of treatment system | Michael R. Riffe, Frank L. Sassaman | 2018-11-13 |
| 9567249 | Integrated selenium removal system for waste water | Marek Mierzejewski, Karthikeyan Sathrugnan | 2017-02-14 |
| 7488423 | System and method of slurry treatment | Richard Woodling, James C. Day | 2009-02-10 |