Several methods for reducing the harm of heavy metals in sludge, including fixation technology, metal leaching and ion-exchange were reviewed.
污泥中的重金属已成为限制污泥资源化应用的主要因素,本文综述了进行污泥中重金属无害化处理的几种方法,包括重金属固定技术、沥滤技术和离子交换技术。
The effects of leaching on the improvement of physical properties of natural rubber latex films and reduction of allergic protein content and nitrosamine content in natural rubber latex films were introduced in this paper.
沥滤是天然胶乳浸渍制品一种非常有用且重要的工艺。
Inhibitory effects involved in bioleaching of heavy metals from municipal sewage sludge;
城市污泥生物沥滤过程中抑制作用的研究
Effect of amount of inoculum on the bioleaching of heavy metals from sewage sludge.;
不同接种量下生物沥滤去除污泥中重金属的研究
The results showed that after bioleaching, most of the heavy metals in the supernatant of the sludge were removed through solid-liquid separation, and the removal efficiency of Cu, Pb and Zn was 84.
研究了污泥生物沥滤对重金属(Cu、Pb和Zn)形态、营养物质和SO42-存在形式的影响,分析生物沥滤污泥土地利用的适用性。
The importance of nitrogenous fertilizers for agricultural production and impact on environment resulting from nutrient leaching losses under given conditions are discussed in this paper.
由硝酸盐氮于秋季在土壤中积累所致的沥滤损失原因可归结为养分施用失调 ,尤其是因商业误导而大量施用有机废物肥为最。
New Technologies to Leachate Disposal of Garbage Incineration Plant;
垃圾焚烧厂沥滤液处理新型工艺
Researches on the pretreatment of landfill leachate by lime coagulation process;
石灰混凝法预处理垃圾沥滤液的试验研究
Technology of evaporation in vacuum and MBBR are effective processes for the treatment of leachate.
负压蒸发浓缩技术和移动床生物膜反应器都是目前处理垃圾沥滤液的有效方法,两者相结合的处理技术,是一种高效、经济的新型技术组合,不但对沥滤液的处理效果明显,还解决了其他组合处理很难解决的问题,同时由于其处理单元少,管理方便,大大降低了管理、运行费用。
Porous scaffolds made of nano-hydroxyapatite/chitosan composite were prepared by means of porogen-leaching method and characterized by IR, XRD, SEM.
7%(质量分数)的柠檬酸水溶液作溶剂,通过粒子沥滤法制备了 n HA/CS多孔材料,并对其进行了IR、XRD、SEM、孔隙率及力学性能测试。