Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5656178 | Method for treatment of contaminated materials with superheated steam thermal desorption and recycle | Primo Marchesi | 1997-08-12 |
| 5613452 | Method and apparatus for soil remediation with superheated steam thermal desorption and recycle | Primo Marchesi | 1997-03-25 |
| 5378367 | Method for removing color-imparting contaminants from pulp and paper waste streams using a combination of adsorbents | Gary A. O'Neill | 1995-01-03 |
| 5230872 | Method and apparatus for regenerating activated carbon containing an adsorbed volatile organic absorbate | Donald D. Tiggelbeck | 1993-07-27 |
| 5187131 | Method for regenerating particulate adsorbents | Donald D. Tiggelbeck | 1993-02-16 |
| 4992179 | Metal recovery | James A. Brierley, Corale L. Brierley, Raymond F. Decker | 1991-02-12 |
| 4898827 | Metal recovery | James A. Brierley, Corale L. Brierley, Raymond F. Decker | 1990-02-06 |
| 4789481 | Metal recovery | James A. Brierley, Corale L. Brierley, Raymond F. Decker | 1988-12-06 |
| 4690894 | Treatment of microorganisms with alkaline solution to enhance metal uptake properties | James A. Brierley, Corale L. Brierley, Raymond F. Decker | 1987-09-01 |