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Density of waste fracturing flowback fluid

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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Density of waste fracturing flowback fluid
Degradation of organic wastewater containing Cu EDTA by Fe ...
Degradation of organic wastewater containing Cu EDTA by Fe ...

This kind of ,wastewater, contains not only lots of organic matters but also a ,high concentration, of heavy metals. It is well known that, in the presence of chelating agents like EDTA, the performance of metal removal can be adversely affected due to the formation of soluble complexes like Cu−EDTA (CH2N)2[(CH2COO)2Cu]2,

Acid mine drainage - Wikipedia
Acid mine drainage - Wikipedia

In many localities, the liquid that drains from coal stocks, coal handling facilities, coal washeries, and coal waste tips can be highly ,acidic,, and in such cases it is treated as acid rock drainage. This liquid often contains toxic metals, such as copper or ,iron,.

Iron (Fe) and water - Lenntech
Iron (Fe) and water - Lenntech

Iron, removal from water is mostly carried out in drinking water preparation, because mineral water contains ,high, amounts of ,iron, ions. These influence water colour, odour and turbidity. ,Iron, is present in all wastewaters. ,Iron, removal from ,wastewater, may be achieved by oxidation of binary ,iron, to tertiary ,iron,.

Biological removal of iron and sulfate from synthetic ...
Biological removal of iron and sulfate from synthetic ...

4/12/2019, · Diluted concentrations of cotton linters ,wastewater containing, 50-400 ppm ,iron, were added to the reactor. After the bacteria fixation to different ,iron, concentrations, the maximum removal efficiency of ,iron, and sulfate was achieved 85.3 % and 78.4 % …

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