Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11060401 | Process and system for improved reclamation of mined lands | James Hazen, John Raymond Schmedeman | 2021-07-13 |
| 10337325 | Process and system for improved reclamation of mined lands | James Hazen, John Raymond Schmedeman | 2019-07-02 |
| 9936692 | Engineered particulate systems for controlled release of pesticides and repellants | Parvesh Sharma, Aarthi Narayanan, Brij M. Moudgil | 2018-04-10 |
| 8083071 | Rotating cone classifier | Spyros A. Svoronos, Dongchul Lee | 2011-12-27 |
| 6830696 | Treatment of spent pulping liquor with lignin separation to recover alkali pulping chemicals in manufacture of paper pulp | El-Sayed A. Abdel-Aal | 2004-12-14 |
| 6739456 | Apparatus and methods for separating particles | Spyros A. Svoronos, H. Steven Crouch, Kevin W. Powers, Gary W. Scheiffele, Rachel Anna Worthen +1 more | 2004-05-25 |
| 6217706 | Method of de-inking paper and other cellulosic materials | Brij M. Moudgil | 2001-04-17 |
| 5449464 | Dewatering method and agent | — | 1995-09-12 |
| 5262064 | Dewatering method and agent | — | 1993-11-16 |