Method for co-processing printing and dyeing sludge in cement kiln

The invention relates to the field of building materials, in particular to a method for co-processing printing and dyeing sludge in a cement kiln. Biomass materials are conveyed to a two-section shearing machine to be sheared into small sections, then printing and dyeing sludge is conveyed into a sl...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: ZHAO ZHENGBIN, LI CHUNPING, RAO BINQI, WANG LINING, SHU CHANYING, ZHANG HENG, HUANG MINRUI, YE WEIJIA
Format: Patent
Sprache:chi ; eng
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Beschreibung
Zusammenfassung:The invention relates to the field of building materials, in particular to a method for co-processing printing and dyeing sludge in a cement kiln. Biomass materials are conveyed to a two-section shearing machine to be sheared into small sections, then printing and dyeing sludge is conveyed into a sludge tank through a screw conveyor, water is added into the sludge tank for dilution, clinker powder is added, the mixture is fully stirred and then pumped into a plate-and-frame filter press, a mud cake is obtained, raw material powder is added and fed into a double-screw machine stirrer, cement raw materials are mixed after kneading, and the sludge cake is obtained. And calcining the raw material as a production raw material of the cement clinker in a rotary kiln. The method can turn waste into wealth and treat the printing and dyeing sludge in an environment-friendly manner, and the prepared cured cement is excellent in compressive strength. 本发明涉及建筑材料领域,具体关于一种水泥窑协同处置印染污泥的方法;将生物质类物料输送至两段剪切机剪切至小段,再用螺旋输送机将印染污泥输送入污泥