Argentina CNOOC Hubei Dayukou Chemical Co., Ltd.

Project Name: CNOOC–Hubei Dayukou

Construction period: 2024

Filling capacity: 130 m³/h (daily processing capacity: 3,000 t)

Case description: Using the dihydrate phosphogypsum cemented backfilling process, the maximum required transport distance can reach 5.3 km.

Product Description

Introduction/Results

The nation’s first project to implement a dihydrate phosphogypsum‑based cemented backfilling process for mine ecological restoration and research; located in Zhongxiang, Hubei Province, it features a complete set of backfilling equipment. The annual backfilling capacity is 1 million cubic meters, with slurry mass concentrations ranging approximately from 57% to 62%. Slurry slump meets or exceeds 26 cm, mixing and slurry‑making capacity is ≥130 m³/h, the backfill pump delivers a maximum actual flow rate of 130 m³/h, with a maximum outlet pressure of ≥13.0 MPa, and the required maximum transport distance is up to 5.3 km.

 

 

Copyright © 2024 Hunan Yutai Manufacturing Group Co., Ltd . All Rights Reserved

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Headquarters Address: Building 14, Phase I Project of Zhongnan Hi-Tech Zhuzhou Intelligent Manufacturing Industrial Park, 329 Xinmaxi Road, Majiahe Street, Tianyuan District, Zhuzhou City, Hunan Province , China.

Marketing Branch: Southwest Company, Northwest Company, North Company, South Company.

Sales Subsidiaries: Guizhou Jintai Wisdom Technology, Jintai Blue Sea Mine Technology.

After-sales service stations: Xi'an, Yulin, Shenyang, Taiyuan, Chengdu, Guiyang, Changsha, Hefei, Ji'nan.

Foreign offices: Australia office, Thailand office, Singapore office.Spani office.

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Hunan Yutai Manufacturing Group Co., Ltd.