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改性丝光沸石处理含重金属离子矿井水试验研究 孟凡娜1,马云东2 (1.黑龙江科技学院资源与环境工程学院,哈尔滨,150027;2.大连交通大学,大连,116028) 摘要:天然丝光沸石经改性可增强其阳离子交换能力.在静态条件下,研究了改性Na型沸石颗粒处理含重金属离子矿井水时,沸石用量,pH值,温度,离子共存等因素对离子交换效果的影响并作出分析.结果表明:在60℃,pH值为5.2,反应时间为80min条件下,选用粒度为80~100目的Na型沸石投加量按10.0g/L处理矿井水,能使矿井水中Cd2+,pb2+,Cu2+,Zn2+重金属离子含量降低到国家规定的排放标准之下. 关键词:Na型沸石; 矿井水; 重金属离子; 离子交换能力; Na-zeolite; mine drainage; heavy metal ion; cation exchange capacity (CEC......
J. Cent. South Univ. Technol. (2008) 15: 224-229 DOI: 10.1007/s11771-008-0043-6 Chaotic time series prediction for surrounding rock’s deformation of deep mine lanes in soft rock LI Xi-bing(李夕兵... Engineering, Henan Polytechnic University, Jiaozuo 454150, China; 3. Guizhou Kaiyang Phosphor Mine Group Co., Guiyang 532000, China) ......
mine drainage [15]. Acidic water is a matter of primary concern since it can directly be injurious to aquatic organisms. It also facilitates leaching of toxic metals into the water, which is hazardous...Trans. Nonferrous Met. Soc. China 23(2013) 484-493 Heavy metal contamination, physico-chemical and microbial evaluation of water samples collected from chromite mine environment of Sukinda, India S......
展趋势[J]. 四川环境, 2007, 26(5): 83-86, 96. PAN Ke, LI Zheng-shan. The treatment of acid mine drainage and its development trends[J]. Sichuan Environment, 2007, 26(5): 83-86, 96. [2] 魏 蓉, 黄 健. 酸性矿山废水的污染与处理研究[J]. 能源与环境, 2006(2): 31-33. WEI Rong, HUANG Jian. Pollution and treatment research of acid mine drainage[J]. Energy and Environment, 2006(2): 31-33. [3] 杨 群, 宁 平, 陈芳媛, 赵天亮. 矿山酸性废水治理技术现状及进展[J]. 金属矿山......
Trans. Nonferrous Met. Soc. China 24(2014) 1880-1889 Cu behaviors and effects of mine drainage in Kosaka River, Hokuroku mining district, Northeast Japan Qing-qing LU, Takuto KANETSUKI, Shin-ichi... the water quality of upstream tributaries and human drainages. Key words: mine drainage; river water; heavy metal; geographic information system (GIS); Kosaka watershed 1 Introduction Mine drainage......
J. Cent. South Univ. Technol. (2011) 18: 1646-1653 DOI: 10.1007/s11771-011-0884-2 Geochemistry of rare earth elements in groundwater from deep seated limestone aquifer in Renlou Coal Mine, Anhui...) concentrations were measured by ICP-MS for groundwater collected from deep seated Taiyuan Fm limestone aquifer (from -400 to -530 m) in Renlou Coal Mine, northern Anhui Province, China. It can......
; 文章编号:1672-7207(2013)07-3080-06 Biosorption of Cu2+ from simulated acid mine drainage by modified spent shiitake substrate CHEN Yuefang1, 2, CAO Lixia1, LIN Hai1, DONG... (MSSS), which was characterized by infrared spectroscopy. Adsorption kinetics, equilibrium isotherm of MSSS adsorbing Cu2+ from simulated acid mine drainage and effect of solution pH on biosorption were......
and characterization of mining subsidence in Kaiyang Phosphorus Mine DENG Jian(邓 建)1, BIAN Li(边 利)2 (1. School of Resources and Safety Engineering, Central South University, Changsha 410083, China; 2. School...; Abstract: In Kaiyang Phosphorus Mine, serious environmental and safety problems are caused by large scale mining activities in the past 40 years. These problems......
. The removal effect with Cu2+ in the BAF reactor in acid mine drainage and the mechanism of the Klebsiella sp adsorption with Cu2+ were studied. The results indicate that, in BAF reactor system... and C-N are mainly by physical adsorption in the adsorption progress. Key words: immobilized microorganism; acid mine drainage; heavy metal copper ion; microbial absorption 随着我国经济的快速发展,对矿产资源的需求日益增加,在矿产......
+和Pb2+的过程符合Langmuir等温吸附方程,该过程以表面吸附为主.关键词:矿山酸性废水；微生物吸附；重金属；铅；锌；等温线模型Adsorption properties of microbe resistant to lead and zinc on Zn2+ and Pb2+ in acid mine drainage(AMD)CHEN Yuefang, GAO Kun, LIN Hai... the mass concentration range of 25-125 mg/L Zn2+ and 10-50 mg/L Pb2+, which is priority to surface adsorption.Key words:acid mine drainage; biosorption; heavy metal; lead; zinc; isotherm model......
