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Fracturing flowback fluid treatment process

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 process
US5346620A - Process for waste water treatment by removal ...
US5346620A - Process for waste water treatment by removal ...

The process includes the steps of removing sodium sulfate from waste water by the addition of organic solvent. The waste water having reduced sodium sulfate content is then subjected to biological...

Microbial sulfide removal | Water Tech Online
Microbial sulfide removal | Water Tech Online

Wastewater,; ,Microbial sulfide removal,. ... and disposing of large volumes of spent adsorbent, which may be a hazardous waste (if caustic). Incineration produces ,acid, sulfur gases, ... The ,sulfate, produced from sulfide is present in the effluent from the trickle bed and can be discharged to the bioreactor effluent.

Characteristics of high-sulfate wastewater treatment by ...
Characteristics of high-sulfate wastewater treatment by ...

126.3 mg/L, the interface between sludge and ,wastewater, was clear, and the COD ,removal, gradually increased from 37.8% up to 74.2%. From the day 8, the influent contained ,sulfate, of 200 mg/L. The COD ,removal, was not a ected by the low strength ,sulfate,. On the contrary, the ,removal, was further up to 85.8%, which was accorded with the

Heavy Metals Removal Industrial Wastewater Solutions
Heavy Metals Removal Industrial Wastewater Solutions

Acidic streams containing iron, aluminum, and sulfate are treated for removal of these contaminants. Another driver for segregating and treating this stream is ever-decreasing mercury limits. These limits make it desirable to treat the stream prior to comingling with more conventional wastewater streams.

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