sand removal

Quartz sand, activated carbon, removing iron and manganese filtration, deoxygenation, fluoride removal equipment.

石英砂 、 活性碳 、 过滤除铁除锰 、 除氧 、 除氟设备.

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Oil extraction wastewater treated by oil removal-chemical break-emulsification coagulation-sand filtration process, removal rate of COD oil could reach above 85% 95% respectively, COD in purified water could not attain to national standard of discharge, but oil concentration could attain to national standard of discharge;

经过隔油-破乳絮凝-砂滤处理后，COD和油去除率分别达到85%和95%以上，COD没有达到排放标准，油达到了排放标准；

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For the medium sand system of the low ammonia nitrogen, by shortening HLC, the removal effect of the system is significantly improved.

对中砂的中低氨氮进水系统，通过缩短水力负荷周期，会使去除效果得到明显改善。

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The manganese removal ability of the sand-filter was closely related to the bacterial content of the filter layer.

结果表明，石英砂滤池除锰能力与砂层细菌含量密切相关；

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Experimental study on removal dioxide sulfur by using concentrated brine Therefore, not only should the sand fixing cementing agent reach due strength, but also it has to be highly effective in enabling water to seep and be absorbed.

氧化镁强化浓海水吸收低浓度二氧化硫的实验研究因此，固沙胶结剂不但要达到应有强度，还必须满足良好的渗水、吸水性要求。

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Study on the straining action of the sand bed of rapid sand filters in removal of suspended material from water

快滤池滤层对水中悬游物去除作用的研究

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