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Industrial acid wastewater treatment plant

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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Industrial acid wastewater treatment plant
Pilot-Plant Study of Wastewater Sludge Decontamination ...
Pilot-Plant Study of Wastewater Sludge Decontamination ...

removing toxic metals and simultaneously stabilizing ,wastewater, sludge. ,Ferrous sulfate, added to sludge is biologically oxidized into ferric ,sulfate,, which chemically reacts with metals initially linked to the insoluble fraction of sludge and induces an effective extraction of toxic metals. Moreover, the acidic and oxidizing conditions allow an effective

The polyferric sulfate effect in industry metallurgical ...
The polyferric sulfate effect in industry metallurgical ...

In the metallurgical process,the treatment of industrial wastewater is very complex, to reach the very obvious treatment by applying poly ferric sulfate, whether it is the middle or final disposal, the auxiliary treatment method of adding medicament. Below only below only treated industrial wastewater metallurgy commonly described.

Removal of tetracycline hydrochloride from wastewater by ...
Removal of tetracycline hydrochloride from wastewater by ...

benzenetricarboxylic acid dissolved in 10 mL of ethanol, with 2.8046 g of Ferro,us sulfate, heptahydrate and 2.6 mL of zirco-nium acetate dissolved in distilled water, and stirring the solutionfor 30min.Next, the preparedsolutionwastransferred to a 50 mL reactor and reacted at 120 C for 10 h. Once the

5530 PHENOLS - Standard Methods For the Examination of ...
5530 PHENOLS - Standard Methods For the Examination of ...

Oxidizing agents, such as chlorine and those detected by the liberation of iodine on acidification in the presence of potassium iodide (KI)—Remove immediately after sampling by ,adding, excess ,ferrous sulfate, (FeSO 4). If oxidizing agents are not removed, the phenolic compounds will be oxidized partially.

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Road West, North Branch, Jingkai Road, Puyang City