Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5172850 | Electrowinning anode and method of manufacture | Clifford E. Morgan | 1992-12-22 |
| 4439398 | Method of alloying calcium and aluminum into lead | — | 1984-03-27 |
| 4379062 | Thread sealing and lubricating composition | — | 1983-04-05 |
| 4376093 | Low antimony alloy | — | 1983-03-08 |
| 4373654 | Method of manufacturing electrowinning anode | James Howard | 1983-02-15 |
| 4236978 | Stable lead dioxide anode and method for production | Herschel McDonald | 1980-12-02 |
| 4230545 | Process for reducing lead peroxide formation during lead electrowinning | Herschel McDonald | 1980-10-28 |
| 4229271 | Method of recovering lead values from battery sludge | Herschel McDonald | 1980-10-21 |