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Sludge pretreatment system in Hubei Oilfield

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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Sludge pretreatment system in Hubei Oilfield
Study on the Treatment of Wastewater in Tunneling with ...
Study on the Treatment of Wastewater in Tunneling with ...

aluminum sulfate is put forward. The method is especially effective in the treatment of toxic nitrobenzene, with a removal rate as high as 60%. This method is suitable for highway and railway construction due to its characteristics of existence of many construction spots and convenience of material so that it has a fairly good application prospect.

Management of Water Treatment Sludge - UKDiss.com
Management of Water Treatment Sludge - UKDiss.com

9/12/2019, · Significant improvement in dewaterability and settleability are found when incorporating alum sludge with the waste activated sludge during the waste management process. In addition, alum sludge could also boost the removal efficiency of phosphate from the rejected water.

What chemicals are used and controlled in primary ...
What chemicals are used and controlled in primary ...

Chemicals used in wastewater ,treatment, to adjust pH serve to modify the ionic charge of the ... It is generally used for small or occasional ,application, or where limitation of ,sludge, deposits is sought. Caustic soda is available in liquid form in two concentrations ... ,Aluminum, Chloride (AlCl 3), ,Aluminum Sulfate, [Al 2 (SO 4) 3] and Ferric ...

Effects of microplastics on wastewater and sewage sludge ...
Effects of microplastics on wastewater and sewage sludge ...

15/2/2020, · ZnCl 2, NaI and CaCl 2 can be used to extract microplastics from ,sludge,. They all rely on density-based extraction techniques, which use density differences between ,sludge, and microplastics to separate them. When ,sludge, samples are placed in high density salt solution, plastic particles tend to float to the surface of the solution, while denser ,sludge, materials remain at the bottom of the ...

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