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Efficient treatment of fracturing flowback fluid

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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Efficient treatment of fracturing flowback fluid
Treatment of wastewaters from phosphate fertilizer ...
Treatment of wastewaters from phosphate fertilizer ...

The phosphate (P) ,fertilizer, industry generates a highly hazardous and acidic ,wastewater,. The present study reports the evaluation of an integrated precipitation and Enhanced Biological Phosphorus Removal (EBPR) process for the treatment of ,fertilizer, plant ,wastewater, and effluent detoxification, assessed by microtoxicity and seed germination tests. Effluent samples were collected from a local ...

Boron recovery from high boron containing wastewater using ...
Boron recovery from high boron containing wastewater using ...

Boron removal Boron ,recovery, Polarizer manufacturing ,wastewater, Introduction Boron compounds are widely used as raw materials in glass, detergent, and ,fertilizer, manufacturing processes (Schubert 2003). Recently, a large amount of boric ,acid, is used as a complex ,compound, with iodide in polarizer manufacturing process (Robinson et al. 2005). The ...

Recent advances in removing phosphorus from wastewater and ...
Recent advances in removing phosphorus from wastewater and ...

Although several methods for mobilization of non-soluble phosphorus (Fe-and Al-P in ,acid, soils, Ca-P in alkaline soils) are documented, the most common is by production of organic acids and release of protons by the microbes (Jones, 1998).We propose that precipitated phosphate recovered from ,wastewater,, together with common PSB and PSF, be used as a ,fertilizer,.

Nitrate Control Technical Progress in Water Treatment
Nitrate Control Technical Progress in Water Treatment

Nitrate, Control Technical Progress in Water Treatment Lei Fang2, Qi Zhu*1 1School of Chemistry and Material Sciences, Heilongjiang University, Harbin, China 2College of Life and Chemistry, Harbin University,Harbin, Chinace Abstract. Leaching of ,nitrate compound, ground runoff loss and nitrogen element, resulting in the pollution of groundwater.

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