One of the main problemsin the JCL Ro asting Project is the treatment of th e waste water containing CN-and As and the waste residue.

• 煎茶岑镍金矿的焙烧提金工程,产生了含氰含砷污水,污水处理以及产生的废渣的处理成为此工程的主要技术问题之一。