Results 21 to 30 of about 17,246 (75)

表面活性剂废水的危害及处理技术

open access: yesGongye shui chuli, 2003
介绍了表面活性剂废水的来源、特点及其表面活性剂废水对环境的危害,阐述了表面活性剂废水的常用处理方法。对各类方法的应用现状及发展方向进行了分析和评价,得出结论:应从预处理与回收并用,同时考虑化学处理与生物降解处理该类废水。
陈莉娥, 周兴求, 伍健东
doaj   +2 more sources

多功能高效废水处理剂XFAG的研制与评价

open access: yesGongye shui chuli, 2005
XFAG是一种集混凝与吸附功能于一体的新型多功能废水处理剂,实验证明,采用该处理剂进行工业废水的净化,从根本上避免了因客观因素的变化所可能导致的处理工艺问题。室内评价结果表明,XFAG可用于高污染度工业废水的处理,在各种污染物含量极高的情况下,仍然具有出色的净化效果,其中2型处理剂对于有机烃的去除率可以达到99%,1型处理剂在重金属含量很高的情况下,去除率仍可以达到83%以上,并且处理效果基本不受废水类型、污染物种类的影响,处理效果十分稳定,可用于各种工业废水的处理。
蔡利山   +3 more
doaj   +2 more sources

H.MH型化学凝聚剂在印染废水处理中的应用浅探

open access: yesGongye shui chuli, 1992
H.MH化学凝聚剂是一种新型高效水处理剂,本文研究、讨论了该药剂的投加量、气浮压力、水温等因素对净化水质的影响、药剂的经济效果及与碱式氯化铝处理效果的比较等问题,总结了药剂使用中出现的问题和解决措施。文章认为此药剂适合在印染废水处理中进行应用和推广。
王万奇, 孙健
doaj   +2 more sources

絮凝剂处理重金属废水的研究进展

open access: yesGongye shui chuli, 2014
絮凝技术作为废水处理的重要方法,具有应用广泛尧经济简便的特点.概述了絮凝剂的絮凝机理及分类,阐述了无机絮凝剂尧有机絮凝剂尧复合絮凝剂及生物絮凝剂在重金属废水处理中的优缺点尧研究及应用现状,同时展望了絮凝剂用于重金属废水处理的前景及发展趋势.
杜凤龄, 徐敏, 王刚, 常青
doaj   +2 more sources

改性淀粉油田废水处理剂应用可行性分析

open access: yesGongye shui chuli, 2001
针对我国油田废水处理过程中普遍存在着的费用偏高,处理效果不够理想以及处理后的二次污染问题,采用改性淀粉分别对四种典型油田废水的处理效果,药剂的毒性及其经济可行性进行了系统的考察和分析.研究结果表明,此类化合物的综合评估效果优于聚丙烯酰胺类水处理剂,将其用于石油工业废水的净化处理是可行的.
罗逸, 郝胜勇
doaj   +2 more sources

[Schisandrin A alleviates neuronal ferroptosis in mice with hypoxic-ischemic brain injury by inhibiting the ACSL4/TFRC/PTGS2 signaling pathway]. [PDF]

open access: yesNan Fang Yi Ke Da Xue Xue Bao
Guo T   +8 more
europepmc   +1 more source

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