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Treatment of fracturing flowback fluid abroad

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 fracturing flowback fluid abroad
Removal of Arsenic from Strongly Acidic Wastewater Using ...
Removal of Arsenic from Strongly Acidic Wastewater Using ...

26/3/2018, · Strongly, acidic wastewater, (H2SO4) with a, high arsenic, concentration is produced by many industries. The removal of arsenic by traditional sulfide (e.g., Na2S, FeS) from strongly, acidic wastewater, introduces cations (Na+ and Fe2+) to the solution, which may prevent the recycle of acid. In this study, a new sulfuration agent, phosphorus pentasulfide ...

CONCEPTUAL DESIGN FOR TREATMENT OF MINING AND ...
CONCEPTUAL DESIGN FOR TREATMENT OF MINING AND ...

chemical treatment of metallurgical ,wastewater, and its joining with mining ,wastewater,, residual amount of ,arsenic, in water was below maximum allowed concentrations, while the concentration of antimony, remained above the maximum allowed value. The final phase of purification process was performed using ion exchange resin. After treatment

(PDF) Design considerations for wastewater treatment by ...
(PDF) Design considerations for wastewater treatment by ...

Three different scenarios of ,wastewater, treatment and water reclamation were proposed: (A) forward osmosis aerobic membrane bioreactor (FOAeMBR); (B) FOAeMBR integrated with reverse osmosis (RO ...

US5182023A - Process for removing arsenic from water ...
US5182023A - Process for removing arsenic from water ...

A process for treating ,arsenic,-containing aqueous waste is described wherein the aqueous waste, treated if necessary to minimize the presence of materials which reduce the efficiency of reverse osmosis membranes, is passed through an ultrafilter to remove solids followed by a chemical treatment to adjust the pH to range from about 6 to 8 and to add antiscalants and antifouling materials, then following to …

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