Patent ID: 11926914
Assignee: GANZHOU CHENGUANG RARE EARTHS NEW MATERIAL CO., LTD.
Field: Surface technology, coating (Chemistry)
Classification: CPC C | IPC C

Claim 0:
1. A tungsten electrode for molten salt electrolysis for rare earth metals preparation, comprising an open tungsten shell and a copper alloy body; wherein
the copper alloy body is arranged inside the open tungsten shell;
a tungsten buffer layer is provided between a side wall of the copper alloy body and the open tungsten shell;
the tungsten buffer layer has a thickness of 3 mm to 8 mm;
the tungsten buffer layer has a density of 12 g/cm3 to 14 g/cm3; and
a bottom of the copper alloy body is in contact with an inner bottom of the open tungsten shell.