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drinking water purifier

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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drinking water purifier
A critical review on arsenic removal from water using iron ...
A critical review on arsenic removal from water using iron ...

The ,iron, loading amount correlated well with the number of surface carboxy- and hydroxyl-functional groups. 127 The effect of experimental conditions (i.e., pre-oxidation, contact time, and ,iron, concentration) on the distribution and morphology of ,iron, oxy-hydroxide on GAC was also examined. 128 The authors indicated that the contact time and ,iron, concentrations have no significant effect on ...

Wastewater treatment process for vacuum degasser effluent ...
Wastewater treatment process for vacuum degasser effluent ...

FIG. 1 is a ,schematic diagram, of the system of the invention; FIG. 2 is a graph of total suspended solids concentration versus settling time; FIG. 3 is a graph of TCLP leachate lead concentration of the ,wastewater, versus ,lime, addition; and . FIG. 4 is a graph of solids concentrations after various ,lime, addition and settling times.

Assessment of nanofiltration and reverse osmosis ...
Assessment of nanofiltration and reverse osmosis ...

A ,neutralization, process, using alkalinizing agents as quicklime or hydrated ,lime,, is usually employed during the treatment of POX effluent. Although it is a simple method, its main disadvantage is the generation of large volumes of precipitate (sludge) which contains significant heavy metal content.

Iron Oxide Nanoparticles: Biosynthesis Magnetic Behavior ...
Iron Oxide Nanoparticles: Biosynthesis Magnetic Behavior ...

heavy metals from ,wastewater,.[11] Lead is a heavy metal widely used in industries such as robotics, printing, paint, fuel, photography and military applica-tion. So, it considers as a sustainable environmental pollutant.[12] Physical membrane filtration, coagulation, and adsorption, chemical sequential ,neutralization, with aid ,of lime, and sodium

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