改性褐煤对酸性矿山废水中Cr（Ⅵ）的吸附性能研究

狄军贞,杨瑞琪,董艳荣,鲍斯航,王显军

Adsorption characteristics of modified lignite for Cr（Ⅵ） in acid mine drainage

Junzhen DI,Ruiqi YANG,Yanrong DONG,Sihang BAO,Xianjun WANG

图2 褐煤改性前后的XRD

Fig.2 XRD spectrum of lignite before and after modification