| Patents for C01G 47 - Compounds of rhenium (204) | |
|---|---|
| 09/1977 | |
| 09/20/1977 | US4049771 Solvent extraction, quaternary ammonium compound |
| 05/1977 | |
| 05/31/1977 | US4027004 Manganese, zinc, magnesium, aluminum, gallium, iron, cobalt, nickel, or chromium rhenium oxide |
| 02/1977 | |
| 02/01/1977 | US4006212 Process for recovery of molybdenum and rhenium from ores |
| 01/1976 | |
| 01/13/1976 | US3932579 From hcl solution contaminated with mo and fe |