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Acid neutralizer for alkaline 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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Acid neutralizer for alkaline wastewater
Flue-gas desulfurization - Wikipedia
Flue-gas desulfurization - Wikipedia

SO 2 is an ,acid, gas, and, therefore, the typical sorbent slurries or other materials used to remove the SO 2 from the flue gases are alkaline. The reaction taking place in wet scrubbing using a CaCO 3 slurry produces calcium sulfite (CaSO 3) and may be expressed in the simplified dry form as: . CaCO 3 (s) + SO 2 (g) → CaSO 3 (s) + CO 2 (g). When wet scrubbing with a Ca(OH) 2 (hydrated lime ...

Zaichenko Acid Mine Drainage Lime Neutralized Sludge
Zaichenko Acid Mine Drainage Lime Neutralized Sludge

different concentrations of leaching reagents, namely 0.4 M citric ,acid,, 0.5 M oxalic ,acid,, 0.5 M sodium bicarbonate and 0.5M sodium carbonate. AMD sludge samples were ,first, prepared prior conducting the experimental work. The raw sample was dried in an oven for 24 hours at 50 oC. The dried sample was then milled in a rod mill for 2 hours.

IOP Conference Series: Earth and Environmental Science ...
IOP Conference Series: Earth and Environmental Science ...

A Technology of ,Wastewater, Sludge ,Treatment, R A Gizatulin, V V Senkus, A V Valueva et al.- ... ,consideration, in order to ensure the effectiveness of the hybrid ,treatment, including ozone dosage ... When coagulant is added into the water or ,wastewater,, charge ,neutralization, will take place during ,the first, second [9]. Therefore, ...

COMMON EFFLUENT TREATMENT PLANT
COMMON EFFLUENT TREATMENT PLANT

Government of India for Common Effluent ,Treatment, Plants as per, (Environment Protection Rules, 1986) A. Primary ,Treatment, Parameter for inlet effluent quality of CETP Standards (Concentration in mg/l) pH 5.5 - 9.0 Temperature °C 45 Oil & Grease 20 Phenolic Compounds (as C 6H5OH) 5.0 Ammonical Nitrogen (as N) 50 Cynide (as N) 2.0

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