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Is chemical acid wastewater hazardous

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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Is chemical acid wastewater hazardous
[Treatment of wastewater containing Cr(VI) by LDH ...
[Treatment of wastewater containing Cr(VI) by LDH ...

The results indicate that factors of impacting on efficiency of removal ,Cr,(VI) include in amount of adding Mg2+ and Al3+, Mg/Al ratio, pH and concentration of ,Cr,(VI) in ,wastewater,. The maximal removal efficiency of ,Cr,(VI) can be reached when pH values are between 8.5 and 9, and Mg/Al ratios are between 1:1 and 2:1, meanwhile, Mg and Al added can be taken good use of.

Removal of Cr(VI) from Acid Wastewater by BC/ZnFe2O4 ...
Removal of Cr(VI) from Acid Wastewater by BC/ZnFe2O4 ...

Under visible light irradiation, BC/ZnFe 2 O 4 as photocatalyst can remove 80 % ,Cr,(VI), higher than that of BC (0) or ZnFe 2 O 4 (44 %). In addition, BC/ZnFe 2 O 4 composites exhibit excellent cycling stability and can be easily separated for recycling due to its stability and unique magnetic properties.

Research on treatment of wastewater containing heavy metal ...
Research on treatment of wastewater containing heavy metal ...

1/2/2018, · This paper introduced the working principle of MFC, the classification of cathode, and the research progress on the ,treatment, of ,wastewater containing Cr,(VI), Cu(II), Ag(I), Mn(II) and Cd(II) by MFC. The study found that different cathode, different heavy metals anddifferent hybrid systems would affect the performance of the system and removal effect for heavy metal in MFC.

MasterSeal 7000 CR - The best solution for extreme ...
MasterSeal 7000 CR - The best solution for extreme ...

MasterSeal 7000 ,CR, - The best solution for extreme ,wastewater, challenges Please contact us for free consultation. Proven durability: The concrete infrastructure of ,wastewater treatment, systems is subject to complex physical and chemical attacks. MasterSeal 7000 ,CR, …

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