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Urea acid industrial 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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Urea acid industrial wastewater
Anionic Surfactants - Alfa Chemistry
Anionic Surfactants - Alfa Chemistry

Sewage treatment industry: Anionic surfactants can be used for the treatment of domestic sewage and organic wastewater. Anionic surfactants show cationicity in both acidic and alkaline media. This makes it possible to flocculate precipitates with negatively charged aerosol particles.

How to Remove Emulsified Oil from Wastewater with ...
How to Remove Emulsified Oil from Wastewater with ...

If this does not work, the pH may have to be adjusted downward to 3.5 with sulfuric ,acid, to break up the ,surfactant,. Coagulants and flocculants then may be added to remove the oil. This step is followed by passing the water through a bed of organoclay to remove the last traces of oil (polymers are not economical below 330 ppm), adjustment of the pH to 5 or higher and a pass through an ...

Removal of fluoride from semiconductor wastewater by ...
Removal of fluoride from semiconductor wastewater by ...

Abstract. This work employs an anodic surfactant, sodium dodecyl sulfate (SDS), to improve the flotation performance of the electrocoagulation-flotation (ECF) process to treated fluoride containing semiconductor wastewater following calcium precipitation. The dissolved fluoride ions and CaF 2 particles in the wastewater after calcium precipitation ...

Surfactant-assisted synthesis of ZIF-8 nanocrystals for ...
Surfactant-assisted synthesis of ZIF-8 nanocrystals for ...

Phthalic acid (H 2 -PA) is the main degradation product of phthalic acid esters, which have been classified as priority pollutants in wastewater. The separation of H 2 -PA from waste water is thus of urgent importance for environmental protection.

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