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Is coking wastewater acidic or alkaline

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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Is coking wastewater acidic or alkaline
Efficient Synthesis of α-FeOOH from Pickling Wastewater in ...
Efficient Synthesis of α-FeOOH from Pickling Wastewater in ...

The ,acid, pickling ,wastewater, requires ,neutralization,, ,filtration,, sedimentation, and other purification processes to obtain the purified ferrous solution. First, 10 g of iron scraps was added to 500 mL of pickling ,wastewater, to neutralize the residual ,acid,. At the same time, the Fe …

Dewatering of Mine Drainage Sludge - EPA
Dewatering of Mine Drainage Sludge - EPA

The relationship between ,acid, concentration and sludge volume exhibits two interesting but contradictory ,phenomena,. First, as ,acid, concentra- tion of the wastes increases, the percent solids or density of the sludge tends to increase. Second, when sulfuric ,acid, wastes …

Sustainable treatment of different high-strength cheese ...
Sustainable treatment of different high-strength cheese ...

Experimental, procedure ,Wastewater, treatment Precipitation experiments were conducted in 1-L glass recip-ients by using a ,wastewater, volume of 800 mL. To initiate an experiment, NaOH or Ca(OH) 2 was added to the raw CWW 0 (or CWW with previous cheese whey recovery) under vigor-ous agitation. When the predetermined precipitation pH was

(PDF) Anaerobic Treatment of a Petrochemical Wastewater ...
(PDF) Anaerobic Treatment of a Petrochemical Wastewater ...

UASB digesters presented comparable treatment efficiencies with rather low COD removals: the best results were 46.4% for UASB T at 2.6 kg COD/m3·d and a hydraulic retention time (θ) of 2.7 days ...

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