污水过滤器设计独特、容易清洗，有效保护吸水电机，延长机器使用寿命。
Efficient suction filter. Quick and easy access for the daily cleaning.
对大庆油田石英砂过滤器结构进行改造，并应用悬浮污泥过滤技术对油田污水进行了深度处理，试验取得了良好的处理效果。
With the structural modification of quartz sand filter in Daqing oil field, and using the suspended sludge filtration in treating oilfield wastewater, the good experimental results are obtained.
稠油污水进热采锅炉中试。 采用双滤料过滤器和强弱酸钠离子交换器。
In the mid-test of sewage going to the steam generator, dual filter and ion exc.
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