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Graduation project of heavy metal acid wastewater

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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Graduation project of heavy metal acid wastewater
Method of extraction of vanadium from sulfuric acid solutions
Method of extraction of vanadium from sulfuric acid solutions

The disadvantage of this ,method, is the low quality of the vanadium oxide from the deposition together with vanadium impurities of manganese, iron, magnesium and other Contents V 2 O 5 the concentrate is 85% To reduce the content of impurities in the concentrate vanadium oxide, improve its quality, the latter is washed with solutions of aluminum chloride, sulfuric ,acid,, ammonia water.

Molybdenum in bacteria - IMOA
Molybdenum in bacteria - IMOA

The oxides of the transition metal ,molybdenum, exhibit excellent antimicrobial properties. We present the preparation of ,molybdenum, trioxide dihydrate (MoO 3x 2H 2 O) by an acidification ,method, and demonstrate the thermal phase development and morphological evolution during and after calcination from 25 degrees C to 600 degrees C. The thermal dehydration of the material was found to proceed in ...

Development of Chemosorbent Based on Metallic Waste for ...
Development of Chemosorbent Based on Metallic Waste for ...

The ,molybdenum acid, salts colors the solution blue after the reduction with ascorbic ... The choice of the optimal sewage ,treatment method, is determined by several factors, which ... tion of ,molybdenum,-,containing wastewater,, ac-tively used reverse osmosis and ultrafiltration, electrodialysis, ...

(PDF) Acid Mine Drainage (AMD): causes treatment and case ...
(PDF) Acid Mine Drainage (AMD): causes treatment and case ...

Example of mine ,wastewater treatment, plant, South Africa. A. Akcil, S. Koldas / Journal of Cleaner Production 14 (2006) 1139e1145 1143 made by direct reaction between these same acids and Diversion most commonly consists of ditches, which alkalis.

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