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Industrial neutralizing 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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Industrial neutralizing acid wastewater
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, ...

What Is Stainless Steel and How Is It Made? - Unified Alloys
What Is Stainless Steel and How Is It Made? - Unified Alloys

Descaling or pickling removes this scale using either ,acid, baths (known as ,acid, pickling) or through controlled heating and cooling in an oxygen free environment. Depending on the final product, the metal might return to ,rolling, or extruding for further processing. This is followed by repeated annealing phases until achieving the desired properties.

Stainless steel - Wikipedia
Stainless steel - Wikipedia

Acidic solutions can be put into two general categories: reducing acids, such as hydrochloric ,acid, and dilute sulfuric ,acid,, and oxidizing acids, such as nitric ,acid, and concentrated sulfuric ,acid,. Increasing chromium and molybdenum content provides increased resistance to reducing acids while increasing chromium and silicon content provides increased resistance to oxidizing acids.

How to Control Pollution in Iron and Steel Industry?
How to Control Pollution in Iron and Steel Industry?

Large beds for greater homogenisation of ,composition,; ... ,Cold Rolling,/Forming: Flat products processed by ,cold rolling, after ,acid, treatment ... Possibility of neutralising pickling ,wastewater, with alkaline electrolytic cleaning ,wastewater,, (b) Use ,of acid, effluents to break oil-water emulsion, (c) ...

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