| 摘要 |
<p>A method for treating waste liquid in preparation of ethanol by fermenting cassava is provided, which comprises the following steps of: subjecting waste liquid in preparation of ethanol by fermenting cassava to solid-liquid separation to provide filter mass and waste water with chemical oxygen demand (COD) of 30000-35000 mg/L, and introducing waste water obtained by solid-liquid separation into an anaerobic reactor, an aerobic reactor, a deposit tank, an oxidization tank for oxidizing the supernatant and a floatation tank for removing suspended substance from the supernatant in turn.</p> |
| 申请人 |
COFCO LIMITED;LIU, SHUHAI;REN, LIANBIN;JIA, CHENGGUO;ZHANG, YONGXIN;LIU, QINGXUN;WU, GUOQING;WANG, XU |
发明人 |
LIU, SHUHAI;REN, LIANBIN;JIA, CHENGGUO;ZHANG, YONGXIN;LIU, QINGXUN;WU, GUOQING;WANG, XU |
