Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5358640 | Method for inhibiting scale formation and/or dispersing iron in reverse osmosis systems | E. H. Kelle Zeiher | 1994-10-25 |
| 5256303 | Method for inhibiting scale formation and/or dispersing iron in reverse osmosis systems | E. H. Kelle Zeiher, Claudia C. Pierce, Kenneth P. Fivizzani | 1993-10-26 |
| 5164110 | Method of retarding corrosion of metal surfaces in contact with boiler water systems which corrosion is caused by dissolved oxygen | Scott R. Haraer, Claudia C. Pierce | 1992-11-17 |
| 5094814 | All-volatile multi-functional oxygen and carbon dioxide corrosion control treatment for steam systems | Mei-Jan L. Lin | 1992-03-10 |
| 5091108 | Method of retarding corrosion of metal surfaces in contact with boiler water systems which corrosion is caused by dissolved oxygen | Scott Harder, Claudia C. Pierce | 1992-02-25 |
| 4968438 | Gallic acid as an oxygen scavenger | John A. Kelly, Frederick S. Mandel | 1990-11-06 |
| 4419327 | Method of scavenging dissolved oxygen in steam generating equipment using ammonia or amine neutralized erythorbic acid | John A. Kelly | 1983-12-06 |