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The pH value of an acid wastewater changes from 0

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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The pH value of an acid wastewater changes from 0
Synthesis of an inorganic‐framework molecularly imprinted ...
Synthesis of an inorganic‐framework molecularly imprinted ...

BACKGROUND. The heterogeneous photo‐Fenton‐like process is emerging as a promising treatment of dye‐,containing wastewater, because of its economic feasibility and high efficiency. However, it is still required to develop photo‐Fenton‐like catalysts with highly selective degradation ability and reusability.

Treatment of petrochemical wastewater and produced water ...
Treatment of petrochemical wastewater and produced water ...

Wastewater, in petrochemical processes and produced water from oil and gas production remain a challenge for the ,industry, to minimize their impact on the environment. Recent research and development of treatment technologies for petrochemical ,wastewater, and produced water from oil and gas industries published in 2018 were summarized in this annual review.

Titanium Alloys - Titanium / Palladium Alloys Grade 11 and ...
Titanium Alloys - Titanium / Palladium Alloys Grade 11 and ...

Ti,-0.15Pd – Grade 11. This alloy has mechanical properties similar to commercially pure ,titanium, grade 1, but with palladium added to enhance corrosion resistance in crevices and reducing ,acid, chloride environments. As with grade 1, grade 11 has optimum ductility and cold formability.

Hexavalent chromium removal by titanium dioxide ...
Hexavalent chromium removal by titanium dioxide ...

Abstract. Aims: The aim of this study is Cr (VI) removal by ,titanium, dioxide (TiO2) photocatalytic reduction and the effect of phenol and humic ,acid, (HA) on its removal efficiency are investigated. Materials and Methods: The experiments were performed on both simulated synthetic ,wastewater, and real ,wastewater,.

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