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Reuse agent 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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Reuse agent of fracturing flowback fluid
Prediction of under pickling defects on steel strip surface
Prediction of under pickling defects on steel strip surface

instance ,cold rolling,. Furthermore, the influence of defects and their removal, ... hazardous material into ,wastewater, [9]. ... The goodness of pickling process is affected by many variables such as the steel ,composition,, ,acid, solution, scale structure, concentration of corrosion inhibitor, ...

THE ANNALS OF DUNAREA DE JOS UNIVERSITY OF GALATI
THE ANNALS OF DUNAREA DE JOS UNIVERSITY OF GALATI

Pickling is made in ,acid, solutions and the hydrochloric ,acid,, 15-20% HCl solution is commonly used. In the technological flow, degreasing operations and pickling are followed by washing processes. The wastewaters results will have an alkaline pH, respectively ,acid, pH, with pH values depending on duration of use or refresh.

Sustainability | Free Full-Text | Highly Efficient ...
Sustainability | Free Full-Text | Highly Efficient ...

Changing values of some operating conditions, such as evaporator temperature, wiper ,rolling, speed, and feed flow rate in a specified range, led to a modification of deacidification efficiency with 35.44%. Moreover, 88% of FFA were removed from oil, while TAG ,composition, in refined oil varies by 8%.

30 - ERNET
30 - ERNET

With ,cold rolling,, ,wastewater, occurs due to contamination of water with ,rolling, oils (mineral oils, palm oil) and from the pickling. The rolled down plates are once more pickled with ,acid, and electrolytically degreased prior to tinning or galvanising. ,Wastewater, treatment requirements in ,rolling, mills depend on the type and extent of recycling ...

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