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Treatment of acid wastewater by nanofiltration membrane

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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Treatment of acid wastewater by nanofiltration membrane
"Industrial wastewater neutralization systems. Skid ...

Industrial ,Wastewater, Treatment Systems. Digital Analysis Corporation manufactures skid mounted pH Neutralization Systems, fluoride removal, and ,heavy metal, reduction systems for Industry. With thousands of pH systems installed in the last 28 years our knowledge and experience are second to none.

Heavy metal removal from wastewater using various ...
Heavy metal removal from wastewater using various ...

These acids work as good chelating agents, so they become polymerised with sugarcane bagasse because it increases the number of chelating sites and helps in ,heavy metal, removal from ,wastewater,. Garg et al. (2009) used succinic ,acid, for modification of sugarcane bagasse and reported 92% removal obtained at an optimum pH of 2.

Piney Point in Manatee shows why the EPA needs to crack ...
Piney Point in Manatee shows why the EPA needs to crack ...

3/4/2021, · Phosphogypsum and process ,wastewater, are produced from the processing of strip-mined phosphate ore into phosphoric ,acid,, a fertilizer component. For every ton of phosphoric ,acid, …

Total concentrations and sources of heavy metal pollution ...
Total concentrations and sources of heavy metal pollution ...

1/6/2020, · 1. Introduction. ,Heavy metal, pollution in surface water is a global environmental problem (Edet and Offiong, 2002; Jain et al., 2005; Tiwari and Singh, 2014; Tiwari et al., 2015; Ali and Khan, 2018a).In 2004, the concentrations of ,heavy, metals in Nigeria’s Niger River water amounted to 50 μg L −1 for Cd, 30 μg L −1 for Pb, 2080 μg L −1 for Cr, and 780 μg L −1 for Ni (Olatunji and ...

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