Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8489240 | Control system for industrial water system and method for its use | Zhaoyang Wan, Yong Zhang, Yu Zhang | 2013-07-16 |
| 5215574 | Method of improving precious metal yield in a Merrill-Crowe recovery process | Suzanne L. Kladder, Terrence W. Mattioli, James E. Cressman | 1993-06-01 |
| 4663053 | Method for inhibiting corrosion and deposition in aqueous systems | — | 1987-05-05 |
| 4497713 | Method of inhibiting corrosion and deposition in aqueous systems | — | 1985-02-05 |
| 4411865 | Method of corrosion inhibition in aqueous mediums | Roger C. May | 1983-10-25 |
| 4324684 | Stable compositions for use as corrosion inhibitors | Roger C. May | 1982-04-13 |
| 4303568 | Corrosion inhibition treatments and method | Roger C. May | 1981-12-01 |