| 摘要 |
1310415 Extracting uranium from sea water KERNFORSCHUNGSANLAGE JULICH GmbH 3 June 1970 [6 June 1969] 26763/70 Heading C1A Uranium values are extracted from sea water by acidifying the sea water, adding ultramarine blue and agitating thoroughly, separating off the ultramarine and eluting the uranium values with an alkali metal carbonate solution. Before use the ultramarine blue may be treated with sodium chloride solution to ensure that all possible exchange sites contain sodium ions, and dried before use. |
