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Treatment technology of fracturing flowback fluid and sludge

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 technology of fracturing flowback fluid and sludge
Insights into the p -nitrophenol adsorption by amidoxime ...
Insights into the p -nitrophenol adsorption by amidoxime ...

The sill concentration of phenols in water should not be higher than 2 μg L −1, as specified by the US (EPA), and 1.0 μg L −1 according to the recommendation of the World Health Organization (WHO). 5,6 Therefore, reducing the concentration of phenol components from industrial ,wastewater, in order to adhere to ,discharge, regulations is a topic that requires attention.

PERFORMANCE MEASUREMENT AND THE NATIONAL …
PERFORMANCE MEASUREMENT AND THE NATIONAL …

The pretreatment program has required industrial ,wastewater, pretreatment for Metal Finishing, Electroplating, Dairy, Pulp and Paper, Textile, Photo Processing, Industrial Laundry, and Snack Food facilities served by the York City WWTP. The pretreatment systems range from ,pH, neutralization to physical/chemical and biological systems.

RI1JURZR5LYHUDVZDVWHZDWHU …
RI1JURZR5LYHUDVZDVWHZDWHU …

2.3. Determination of ,discharge, . River ,discharge, is the amount of water flowing in a channel or river per unit of time. The commonly applied method for determining river ,discharge, is the river profile method (cross section). In this method the ,discharge, is the product of multiplication between the vertical cross-sectional area of the river (river

Original Research Assessment of Changes in Microbial ...
Original Research Assessment of Changes in Microbial ...

the world. ,Wastewater, treatment is crucial for the reduction of health risks and adverse impacts on the environment caused by the ,discharge, of untreated ,wastewater, [1-2]. Typically, ,wastewater, is treated in ,wastewater, treatment plants in the activated sludge process. Fundamentally, the process is identical as it was a century ago. However,

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