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A small amount of acidic wastewater is discharged into natural water

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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A small amount of acidic wastewater is discharged into natural water
Novel dichloromethane-fermenting bacteria in the ...
Novel dichloromethane-fermenting bacteria in the ...

15/1/2021, · ,Dichloromethane, (DCM; CH2Cl2) is a ... cultures were instead buffered with 3-morpholinopropane-1-sulfonic ,acid, ... Sillanpää M. Removal of ,dichloromethane, from ground and ,wastewater,…

Results Page 6 for Dichloromethane | Bartleby
Results Page 6 for Dichloromethane | Bartleby

PBX simulated ,wastewater, before and after the ozone oxidation was extracted thrice with ,dichloromethane,. The obtained ,dichloromethane, extract was dried over anhydrous sodium sulfate and then analyzed using an Agilent Technologies 7890A-5975C Gas Chromatography-Mass Spectrometry (GC/MS) (Agilent Technologies, America) for the final product analysis of gas phase system.

Waste Water - UT Arlington – UTA
Waste Water - UT Arlington – UTA

507. ,Wastewater,. ,Wastewater, is used water that drains from toilets, ... Halogenated solvents including chloroform, ,dichloromethane,, ... and ethanolamine. Corrosive materials including sulfuric ,acid,, hydrochloric ,acid,, acetic ,acid,, sodium hydroxide, and potassium hydroxide.

Determination and Characterization of Oxy-Naphthenic Acids ...
Determination and Characterization of Oxy-Naphthenic Acids ...

Oilfield ,Wastewater, ... 4-propylcyclohexanecarboxylic ,acid, (cis- and trans-)(C 10 H 18 O 2), trans-4-pentylcyclohexane carboxylic ,acid, (C 12 H 22 O 2), 12-oxochenodeoxycholic ,acid, (C 24 H 38 O 5), cyclo-hexanecarboxylic ,acid, (C 7 H 12 O 2), 1-pyrenebutyric ,acid, ... ,dichloromethane,. The mixture was shaken with a vortex device for 1 min and ...

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