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Acid wastewater discharged from industry

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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Acid wastewater discharged from industry
Combination of coagulation-flocculation and adsorption on ...
Combination of coagulation-flocculation and adsorption on ...

Coagulation-,flocculation, was conducted for the treatment of industrial ,wastewater, to achieve maximum removal of COD and TSS. Therefore, investigated the effect of coagulation dose, pH of solution and polyelectrolyte as coagulant aid for effective treatment of industrial ,wastewater, [12-13].

Treatment of 124 -Acid Wastewater Combined Flocculation ...
Treatment of 124 -Acid Wastewater Combined Flocculation ...

The results showed that: used dicyandiamide formaldehyde as the flocculant, the optic ,flocculation conditions, was: the ,wastewater, pH value for 3, flocculants to ,waste water, at the ratio of 1%, stirred quickly for 2 min and slowly for 10 min at 70 ℃, standing for 40 min. COD removal rate reached 83.7%,The COD Surplus 2240mg/L; organic bentonite being as adsorbent, the optic adsorption ...

An Effective Flocculation Method to the Kaolin Wastewater ...
An Effective Flocculation Method to the Kaolin Wastewater ...

For PAD used as flocculant in kaolin wastewater treatment, the results confirmed that, at optimal conditions, the turbidity and the floc size d 50 could reach to 5.9 NTU and 565.936 μ m, respectively, at the optimal conditions (pH = 7.0 and dosage = 2 mg l −1).

Flocculation on the Treatment of Olive Oil Mill Wastewater ...
Flocculation on the Treatment of Olive Oil Mill Wastewater ...

Keywords—Flocculants, ,flocculation,, olive oil mill ,wastewater,, water quality. I. INTRODUCTION HE intensive activities of industry are accompanied by many types of wastewaters which contribute to the depletion of environmental quality. In this sense, enormous quantities of industrial wastewaters are discharged into natural water bodies.

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