Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5403493 | Noncorrosive scale inhibitor additive in geothermal wells | Eugene Smyk | 1995-04-04 |
| 5389135 | Chemistry to prevent the build up of hard ash deposits on equipment | Dana Novak | 1995-02-14 |
| 5360549 | Feed back control deposit inhibitor dosage optimization system | Thomas F. Droege | 1994-11-01 |
| 5225340 | Process for reducing metal concentration in aqueous systems | Nhuan P. Nghiem, Thomas M. Miller | 1993-07-06 |
| 4869846 | Fly ash utilization in flue gas desulfurization | Mei-Jan L. Lin | 1989-09-26 |
| 4818506 | Gypsum scale inhibitors for flue gas desulfurization systems | Mei-Jan L. Lin, Baker N. Nimry, Dodd W. Fong | 1989-04-04 |
| 4802994 | Biocide treatment to control sulfate-reducing bacteria in industrial process waste waters | Mei-Jan L. Lin | 1989-02-07 |
| 4735787 | Scale inhibitor for intermittent washed mist eliminators in flue gas desulfurization systems | Mei-Jan L. Lin, Roy A. Johnson | 1988-04-05 |
| 4681687 | Use of alkali metal nitrites to inhibit H.sub.2 S formation in flue gas desulfurization system sludges | Peter Song | 1987-07-21 |
| 4535622 | Non-clogging deposit monitor | Alan M. Yeoman | 1985-08-20 |