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Shale Fracking

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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Shale Fracking
Figuring Out Fracking Wastewater - C&EN | Chemistry news ...
Figuring Out Fracking Wastewater - C&EN | Chemistry news ...

Chemistry, matters. ... Companies add these compounds to fracking fluid to kill microbes that might produce corrosive ,acid, or form well-clogging ... ,treat,, and discharge ,wastewater, from fracking ...

15.1: Precipitation and Dissolution - Chemistry LibreTexts
15.1: Precipitation and Dissolution - Chemistry LibreTexts

Solubility equilibria are useful tools in the treatment of ,wastewater, carried out in facilities that may ,treat, the municipal water in your city or town (Figure \(\PageIndex{5}\)). Specifically, selective precipitation is ,used, to remove contaminants from ,wastewater, before it is released back into natural bodies of water.

What are Flocculants and Coagulants for Wastewater ...
What are Flocculants and Coagulants for Wastewater ...

For any ,wastewater, pretreatment program that deals with suspended solids, coagulants can consolidate suspended contaminants for easy removal. Chemical coagulants ,used, in industrial ,wastewater, pretreatment fall into one of two categories: organic and inorganic coagulants. Inorganic coagulants are cost-effective and can be ,used, in a wider variety of applications.

US5645730A - Acid wastewater treatement - Google Patents
US5645730A - Acid wastewater treatement - Google Patents

A process for treating ,acid wastewater, containing heavy metals has been invented, the process including adding fly ash to the ,acid wastewater, to reduce heavy metals content of the ,acid wastewater,. In one aspect the ,acid wastewater, contains soluble iron and adding fly ash reduces the level of soluble iron. In one aspect the ,acid wastewater, contains sulfate ions and adding fly ash reduces the ...

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Road West, North Branch, Jingkai Road, Puyang City