采集疑似危险废物含铬碳渣的样品,检测其浸出液中的总铬和六价铬含量,确定其性质,分析其污染特征;
Gather the sample of suspected hazardous waste (the chromium dreg), measured chromium in the lixivium, confirmed its property, analyzed its characteristic of pollution.
经过小型工业堆浸试验,呈现出周期较长、浸出率较低的特征。
The minor-scale industrial heap-leaching test presents the character of long leaching cycle and low leaching ratio.
其特征在于 采用常压加酸预浸、再加压氧浸出,将羰化合成残渣中的贱金属浸出,过滤分 离得到固体贵金属精矿。
The process is acid adding pre-leaching at normal pressure, pressurized oxygen leaching to leach out base metals and filtering separation to obtain solid noble metal concentrate.
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