一种工程泥浆的高效处理方法

By preparing finished slurry with suitable fluidity from engineering mud, replacement soil, and waste concrete powder, and using it for deep mixing and high-pressure jet grouting, the problems of low resource utilization rate and high processing cost of engineering mud are solved, realizing the application of low-cost and high-efficiency engineering materials.

CN117105594BActive Publication Date: 2026-07-17SHANGHAI BAOFEN MATERIAL TECH CO LTD

Patent Information

Authority / Receiving Office
CN · China
Patent Type
Patents(China)
Current Assignee / Owner
SHANGHAI BAOFEN MATERIAL TECH CO LTD
Filing Date
2023-07-04
Publication Date
2026-07-17

AI Technical Summary

Technical Problem

There is limited research on the dewatering treatment of existing engineering mud, and its resource utilization is limited. Traditional solidification materials are ineffective in silt and clay, leading to frequent engineering accidents. Moreover, the treatment process is energy-intensive and costly, making it difficult to meet engineering requirements.

Method used

Using engineering mud, replacement soil, and waste concrete powder as raw materials, the mud is separated from the sand, mixed, and then a suitable amount of cement, mineral powder, and additives are added to produce a finished mud with appropriate fluidity. This mud is used for deep mixing, high-pressure jet grouting, or compaction grouting to form in-situ solidified soil or fluidized solidified soil, meeting the needs of different projects.

Benefits of technology

It reduces the cost of engineering mud treatment, improves the resource utilization rate, solves the problems of high energy consumption and high cost in traditional methods, and the product has a high cost performance, meets the engineering quality requirements, and realizes on-site disposal and resource utilization.

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Abstract

本发明公开一种工程泥浆的高效处理方法,涉及低碳工程材料领域。本发明公开的工程泥浆的高效处理方法为:取废弃工程泥浆进行浆砂分离,过1mm滤网;测定含水量、粘度或流动度等技术指标;往泥浆中加入适量比例的水或置换土进行混合,研磨,得到流动度为400‑500mm的成品泥浆;依据制品特性,往成品泥浆中加入适量水泥、矿粉、添加剂、水或废混凝土粉末搅拌均匀,并采用注入或振动密实等方法,获得原位固化土、流态固化土或特种砂浆等产品。本发明提供的工程泥浆的高效处理方法利用工程泥浆、置换土和废混凝土粉末,降低工程废弃物的处理成本;原料易得,处理方法简单易操作,成本较低,处理得到的固化土和特种砂浆性价比高,降低了工程造价。
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