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Quality 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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Quality of fracturing flowback fluid
Federal Register :: Hazardous Waste Management System ...
Federal Register :: Hazardous Waste Management System ...

14/9/2000, · a. ,Wastewater, management. Facilities in these industries generally treat wastewaters in on-site ,wastewater, treatment plants and discharge to surface waters, or pretreat the waste and discharge to an off-site ,wastewater, Start Printed Page 55693 treatment facility, e.g., a …

Environment and Climate Change Canada - Evaluating ...
Environment and Climate Change Canada - Evaluating ...

The EACs obtained range from 0.15 to 11.3 μg Co/L (Table 8-2). Additional details on how these values were calculated are available in ECCC (2016d). These EACs only consider liquid effluents that would be ,discharged, from smelters and refineries; releases that would occur through atmospheric emissions are discussed later in this section.

Electrochemical process for the recovery of metallic iron ...
Electrochemical process for the recovery of metallic iron ...

The ,process, produces chlorine gas, which can be recycled to an ,ilmenite, or rutile chlorination ,process,, and iron oxide by-product rather than soluble chloride wastes. GB Patent 1,407,034 2 discloses oxidation of gaseous ferrous chloride with oxygen in excess at temperatures sufficiently high to avoid condensation of the ferrous chloride.

Publications - Eawag
Publications - Eawag

Nitrous oxide (N 2 O) is a strong greenhouse gas and causal for stratospheric ozone depletion. During biological nitrogen removal in ,wastewater, treatment plants (WWTP), high N 2 O fluxes to the atmosphere can occur, typically exhibiting a seasonal emission pattern. Attempts to explain the peak emission phases in winter and spring using physico-chemical ,process, data from WWTP were so far ...

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