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Battery reaction of acidic wastewater containing nickel

Established in 2001, Puyang Zhong Yuan Restar Petroleum Equipment Co.,Ltd, “RSD” for short, is Henan’s high-tech enterprise with intellectual property advantages and independent legal person qualification. With registered capital of RMB 50 million, the Company has two subsidiaries-Henan Restar Separation Equipment Technology Co., Ltd We are mainly specialized in R&D, production and service of various intelligent separation and control systems in oil&gas drilling,engineering environmental protection and mining industries.We always take the lead in Chinese market shares of drilling fluid shale shaker for many years. Our products have been exported more than 20 countries and always extensively praised by customers. We are Class I network supplier of Sinopec,CNPC and CNOOC and registered supplier of ONGC, OIL India,KOC. High quality and international standard products make us gain many Large-scale drilling fluids recycling systems for Saudi Aramco and Gazprom projects.

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Battery reaction of acidic wastewater containing nickel
Evaluation of Long-term Impact of Coal Mining in Zambezi ...
Evaluation of Long-term Impact of Coal Mining in Zambezi ...

The main problem of ,coal, mining is ,acid mine, drainage generation. When the ,acid mine, drainage reaches the natural sources of water it contaminates by lowering the pH and increasing the content of sulphate, iron, aluminium, manganese and heavy metals. From the estimations done it was concluded

Water pollution from coal - Global Energy Monitor
Water pollution from coal - Global Energy Monitor

Water Pollution from Coal includes negative health and environmental effects from the mining, processing, burning, and waste storage of coal, including acid mine drainage, thermal pollution from coal plants, acid rain, and contamination of groundwater, streams, rivers, and seas from heavy metals, mercury, and other toxins and pollutants found in coal ash, coal sludge, and coal waste.

Mine Drainage and Water Quality Research - USGS
Mine Drainage and Water Quality Research - USGS

The development and interpretation of the ADTI-WP2 leaching column method (kinetic test procedure for the prediction of ,coal mine, drainage ,quality,) EPA method 1627: U.S. Office of Surface Mining Reclamation and Enforcement CT-5-30040, p. 61-111, plus appendices 5.1, 5.2, and 5.3.

Ecological assessment of coal mine and metal mine drainage ...
Ecological assessment of coal mine and metal mine drainage ...

In order to assess the ecological effect ,of acid mine, drainage, metal ,mine, (Dalsung) and ,coal mine, (Samtan) drainage in South Korea were collected. The each ,mine, drain‑ age then investigated by whole effluent toxicity test (WET) and toxicity identification evaluation (TIE). WET results demonstrated that DS leachate and ST ,mine, water is more toxic than other ,mine, drainage due to the presence of cationic …

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