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Fracturing flowback fluid treatment project in Yan'an Area

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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Fracturing flowback fluid treatment project in Yan'an Area
Research on Treating Acid Wastewater Containing Heavy Metal
Research on Treating Acid Wastewater Containing Heavy Metal

Chromium mainly exists in ,wastewater, by ,Cr, (III) and ,Cr, (VI). ,Cr, (VI) is easy to accumulate in organisms and water because of its solubility, strong oxidation, toxicity and other characteristics [4]. Chromium- ,containing wastewater treatment, is particularly important and must be treated before discharged.

Inorganic Wastewater Treatment | Wastewater Treatment ...
Inorganic Wastewater Treatment | Wastewater Treatment ...

Hexavalnet chromium (,Cr, 6+) in ,wastewater, is reduced to be an insoluble form. 1) Chemicals can be selected corresponding to ,Cr, 6+ concentration. 2) ,Wastewater containing, trivalent chromium (,Cr, 3+) can also be treated. Chromium Waster(,Cr, 6+, ,Cr, 3+ )

Removal of Cr( vi ) from wastewater by a two-step method ...
Removal of Cr( vi ) from wastewater by a two-step method ...

Removal of ,Cr,(VI) from ,wastewater, by a two-step method ,of oxalic acid reduction-modified fly, ash adsorptionXiaoling Jiang a, Wenqiang Fan b, Chunqing Li b, Yong Wang b, Junbin Bai a, Hongjian Yang * a and Xiaoli Liu * a a Hebei Provincial Key Laboratory of Green Chemical Technology and High Efficient Energy Saving, Tianjin Key Laboratory of Chemical Process Safety, School of Chemical ...

Acid-resistant Magnetic Adsorbent Developed for Cr(VI ...
Acid-resistant Magnetic Adsorbent Developed for Cr(VI ...

Acid,-resistant Magnetic Adsorbent Developed for ,Cr,(VI)-,containing, Acidic ,Wastewater Treatment, Jul 03, 2014 Email "> Print Text Size The presence of ,Cr,(VI) in industrial wastewaters from electroplating, chromic salts industry, leather tanning and pigment manufacture is a potential hazard to the public health and ecological systems due to its mutagenic and carcinogenic properties.

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