Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5199453 | Method for control of hard water scale deposition in evaporative cooling systems | Craig A. Hunt | 1993-04-06 |
| 5101851 | Apparatus for control of hard water scale deposition in cooling systems | Craig A. Hunt | 1992-04-07 |
| 5021096 | Method for removal of scale | — | 1991-06-04 |
| 5013488 | Apparatus for control of hard water scale in evaporative coolers | Craig A. Hunt | 1991-05-07 |
| 4702824 | Ore and coal beneficiation method | — | 1987-10-27 |
| 4595517 | Composition for removing scale from a surface comprising alpha-hydroxy carboxylic acid and thickener | — | 1986-06-17 |
| 4435303 | Descaling composition | — | 1984-03-06 |