The low temperature thermo chemical conversion process for sewage sludge, through which the energy can be expected to be recovered, is a new developing technology.
污水厂污泥低温热化学转化是可望达到能量平衡的污泥处理新技术。
In cases where sewage sludge is used, expensive chemical fertilizer use can be avoided, he said. The sludge contains the same critical nutrients-nitrogen, phosphorous, and potassium.
有时候，人们用下水道污泥来代替昂贵的化学肥料，其中一样含有重要的营养成分——氮，磷和钾。
Residual products of the chemical or allied industries, not elsewhere specified or included; municipal waste; sewage sludge; other wastes specified in Note 6 to this Chapter.
其他税目未列名的化学工业及其相关工业的副产品；城市垃圾；下水道淤泥；本章注释六所规定的其他废物。
Abstract: the reasons of the decrease of flocculating sedimentation of activated sludge in the process of bio chemical sewage treatment were analyzed.
文摘：分析了在污水生化处理过程中活性污泥沉降性能下降的原因。
The reasons of the decrease of flocculating sedimentation of activated sludge in the process of bio chemical sewage treatment were analyzed.
分析了在污水生化处理过程中活性污泥沉降性能下降的原因。
A technology of dipping , chemical activation-drying-pyrolysis, charring used for manufacturing activated carbon adsorbents from sewage sludge was discussed.
采用先活化剂浸泡活化在干燥热解炭化的化学活化法制备污泥含炭吸附剂。
A technology of dipping , chemical activation-drying-pyrolysis, charring used for manufacturing activated carbon adsorbents from sewage sludge was discussed.
采用先活化剂浸泡活化在干燥热解炭化的化学活化法制备污泥含炭吸附剂。
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