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EIA of Daqing 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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EIA of Daqing fracturing flowback fluid
Selected Heavy Metals Removal From Electroplating ...
Selected Heavy Metals Removal From Electroplating ...

14/3/2019, · Industrial electroplating process involves acid pickling, alkaline cleaning, plating, and rinsing which produces wastewater in large quantities containing high level of heavy metals, chemical ...

Fate and Distribution of Heavy Metals in Wastewater ...
Fate and Distribution of Heavy Metals in Wastewater ...

Accumulation of ,heavy, metals in Jordanian soils irrigated with treated ,wastewater, threatens agricultural sustainability. This study was carried out to investigate the environmental fate of Zn, Ni, and Cd in calcareous soils irrigated with treated ,wastewater, and to elucidate the impact of hydrous ferric oxide (HFO) amendment on ,metal, redistribution among soil fractions.

Pollution Status of Heavy Metals in Water and Bottom ...
Pollution Status of Heavy Metals in Water and Bottom ...

The ,mean metal, content in water obtained in all the sampling stations is however lower than what was previously reported by who found ,mean, values of metals (Cd = 1.00ma/L, Cu = 39.00mg/L, Pb = 33.00mg/L and Zn = 193.00mg/L) in water samples obtained from River Kera in Addis Ababa, Ethiopia due to discharge of industrial and domestic waste.

Monitoring Heavy Metals near Wastewater Facility in ...
Monitoring Heavy Metals near Wastewater Facility in ...

Physical water quality parameters were measured, along with heavy metals Cd and Pb. Mean metal levels were consistently low at the wastewater discharge (1.3 μg/L Cd, 5.1 μg/L Pb), and high at the control location (9.2 μg/L Cd and 11.5 μg/L of Pb). Relationships were observed between heavy metals, salinity and pH levels.

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