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PH of industrial 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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PH of industrial acid wastewater
Treatment of high total dissolved solids and acidity in ...
Treatment of high total dissolved solids and acidity in ...

The current ,wastewater, treatment plant at the ... increase the ,capacity, of the plant to 1,375 m³/h ,to treat, all acidic water at the site in order to comply with recent mine discharge regula-tions. There are end-of-pipe discharge require-ments (LMP) for some parameters. ... formed by ,limestone, when it reacts with ,acid,.

Resource utilization of pickling wastewater (waste acid)
Resource utilization of pickling wastewater (waste acid)

Neutralization is the most commonly used method ,to treat, pickling ,wastewater, (waste ,acid,). The commonly used neutralizing agents are ,limestone,, soda, sodium hydroxide, fly ash, etc. The process of lime neutralization + three effect evaporation is adopted.

lime & limestone minerals
lime & limestone minerals

Lime is used ,to treat, stack gases from power plants, industrial facilities, and medical and hazardous waste incinerators. Lime absorbs and neutralises sulphur oxides from these gases, helping to prevent ,acid, rain and reduce emissions of hazardous air pollutants, including mercury. WATER TREATMENT

TECHNOLOGIES FOR EFFECTIVE TREATMENT OF ACID MINE …
TECHNOLOGIES FOR EFFECTIVE TREATMENT OF ACID MINE …

of base to neutralize ,acid, [28-29].In active treatment system, Calcium Oxide, Calcium Carbonate, Calcium Hydroxide, Ammonia, Sodium Hydroxide and Sodium Carbonate are used in the neutralization of AMD [3, 28], agricultural ,limestone, and phosphate rocks have also been used ,to treat, AMD [30] as liming materials. This process neutralizes the AMD and

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