Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5993759 | Production of lithium carbonate from brines | — | 1999-11-30 |
| 5939038 | Process for removing boron from brines | — | 1999-08-17 |
| 5676916 | Process for extracting the boron content in the brine of natural or industrial salt mines | — | 1997-10-14 |
| 4619814 | Process for the recovery of non-ferrous metals from sulphide ores and concentrates | Robert S. Salter, Roy S. Boorman | 1986-10-28 |
| 4478698 | Process for recovering copper and molybdenum from low grade copper concentrates | Andres Reghezza, Hector Petit-Laurent | 1984-10-23 |
| 4415540 | Recovery of non-ferrous metals by thermal treatment of solutions containing non-ferrous and iron sulphates | Roy S. Boorman, Robert S. Salter | 1983-11-15 |
| 4317803 | Recovery of non-ferrous metals by thermal treatments of solutions containing non-ferrous and iron sulphates | Roy S. Boorman, Robert S. Salter | 1982-03-02 |
| 4224122 | Recovery of non-ferrous metals by thermal treatment of solutions containing non-ferrous and iron sulphates | Roy S. Boorman, Robert S. Salter | 1980-09-23 |