Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4490252 | Electrostatic scale control apparatus for feed water having rotating helix responsive to water flow rate | — | 1984-12-25 |
| 4406794 | External sludge collector for boiler bottom blowdown and automatic blowdown control initiated by conductivity probe within the boiler and method | — | 1983-09-27 |
| 4347133 | Electromagnetic ground water conditioning system and sampling device for waste water and fermentation makeup water | — | 1982-08-31 |
| 4288323 | Free flow non-corrosive water treatment device | — | 1981-09-08 |
| 4226720 | Unitary package for water treatment for attachment to home hot water heater | — | 1980-10-07 |