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Biochemical analysis 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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Biochemical analysis of fracturing flowback fluid
Characteristics and Treatment of Wastewater from the ...
Characteristics and Treatment of Wastewater from the ...

Sulfur compounds are removed from petroleum by the addition of sodium hydroxide at a very high concentration. As a result, a residue called spent soda or spent caustic is generated, being extremely aggressive to the environment. In this work, the chemical properties of this residue are described in detail. The sodium hydroxide remains that have not reacted, sulfur compounds, and organic matter ...

Analysis of effluent characteristics of bio-treated ...
Analysis of effluent characteristics of bio-treated ...

The band ,characteristics, of the ,wastewater, in the regions of ... Of all of the compounds that had a change in the occupancy rate, benzoic ,acid, should be the first one to be noted, as it increased ... “A comparative study among different photochemical oxidation processes to enhance the biodegradability of paper mill ,wastewater,,” J. ,Hazard,.

Response to Comments Regarding Point of Generation ...
Response to Comments Regarding Point of Generation ...

routine ,wastewater, treatment practices occurring at mining facilities. For instance, a common practice at many integrated copper mining facilities is the aggregation of mineral processing wastes (e.g., ,acid, plant blowdown) with tailing as part of the facilities' ,wastewater, …

Hydrofluoric acid | HF - PubChem
Hydrofluoric acid | HF - PubChem

Hydrofluoric acid, is an irritant to the mucosa of the upper and lower portions of the respiratory tract. As in ocular tissues, concentrations as low as 5 mg/L (5 ppm) may produce irritation to the nasal mucosa. When ,hydrofluoric acid, is present in concentrations greater than 48%, the solution fumes, adding to the volatile airborne fraction.

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