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고-액 분리법을 이용한 LCC 도가니에서의 카드뮴 회수에 관한 연구
박대엽 ( Dae Yeob Park ),김태진 ( Tack Jin Kim ),김지용 ( Jiyong Kim ),김경량 ( Kyung Ryang Kim ),김시형 ( Si Hyung Kim ),심준보 ( Joon Bo Shim ),백승우 ( Seungwoo Peak ),안도희 ( Do Hee Ahn ) 조선대학교 공학기술연구원 2011 공학기술논문지 Vol.4 No.4
This study was carried out to reduce the problem during distillation process, which separate U, TRU (TRans Uranium) metal electro deposit, Cd and LiCl-KCl eutectic salt generating from LCC (Liquid Cadmium Cathode) electro winning process. The cadmium recovering apparatus was manufactured to separate for each metal using solid-liquid separation method. The apparatus consists of the first sieve for the separation of U and TRU metal electrodeposit, the second sieve for the separation of LiCl-KCl eutectic salt, cadmium collection basket, and a heating furnace. In addition, the size of each sieve is 2 mm to 3 mm. In this experiment, a metal wire was employed to replace TRU metal electrodeposit and U, which exist actually in a LCC crucible. In the solid state, The LiCl-KCl is separated at 340℃ at which the solid and the liquid of the remaining cadmium and LiCl-KCl eutectic salt coexists in each, after the metal wire separated at 500℃. As a result, it seems that it would be beneficial to set the processing condition in the distillation process with the additional treatment process of cadmium and LiCl-KCl eutectic salt.