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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 acidic wastewater from thien ke tin ...
Treatment of acidic wastewater from thien ke tin ...

@article{, title = {,Treatment of acidic wastewater, from thien ke tin processing factory by sulfate reducing bioreactor: a pilot scale ,study,}, journal = {Vietnam Journal of Biotechnology}, author = {Nguyen Thi Hai and Dinh Thuy Hang}, year = 2016, volume = 14 , number = 4 ...

pH 0 THE STUDY ON BIOLOGICAL PH TREATMENT OF ACIDIC …
pH 0 THE STUDY ON BIOLOGICAL PH TREATMENT OF ACIDIC …

of wastewater treatment [5]. In wastewater treatment, soil can acts as a filter, exchanger and absorber. Microbes that exist in soil help to degrade the organic matter in the wastewater and increasing the wastewater treatment capacity. There were several factors considered in performing biological pH treatment of acidic POME.

Experimental study of the application of coagulant aid and ...
Experimental study of the application of coagulant aid and ...

The text is on a ,treatment, trial which deals with the ,acidic wastewater, samples from a copper mine in China.Zeta potential and particle size analysis are used synthetically for studying the mechanisms of speeding up the sedimentation of floc by coagulant aid and settling agent.Experimental results show that adjusting the pH of ,waste-water, to 8.0,adding 1.6 mg/L cationic polymer flocculant PAM ...

CASE STUDY: Recover Acid from Acidic Waste
CASE STUDY: Recover Acid from Acidic Waste

acidifying the wastewater. The freshwater stream becomes an acidic product which can be reused. The acid wastewater is partially neutralized, reducing its chemical waste liability. Results ElectroChem Acid Recovery successfully and reliably recovered acid from a representative acid regen wastewater. The acid was transferred to freshwater,

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