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Can the waste water from sodium sulfide precipitation be treated in acid condition

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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Can the waste water from sodium sulfide precipitation be treated in acid condition
Wastewater Treatment Of Coal Chemical Industry - Screen ...
Wastewater Treatment Of Coal Chemical Industry - Screen ...

The content of H2S, NH3 and phenol in the phenol containing ,acid wastewater, produced by the direct coal liquefaction project is high. The concentration of H2S, NH3 and phenol can reach the biochemical treatment range by adopting double tower stripping and isopropyl ether extraction.

Treatment of vegetable oil refinery wastewater by ...
Treatment of vegetable oil refinery wastewater by ...

acid wastewater (80 - 270 m3.day-1) and process wastewater (570 - 1000 m3.day-1) [9]. The process wastewater is that stream originating from all the factory's process installations and equipment. Figure.1 shows the diagram of VOR processes and the source of Acid and process wastewater.

Sewage treatment - Wikipedia
Sewage treatment - Wikipedia

Sewage treatment, is the process of removing contaminants from municipal ,wastewater,, containing mainly household sewage plus some industrial ,wastewater,. Physical, chemical, and biological processes are used to remove contaminants and produce treated ,wastewater, (or treated effluent ) that is safe enough for release into the environment.

PCB circuit board factory wastewater treatment - Shenzhen ...
PCB circuit board factory wastewater treatment - Shenzhen ...

PCB ,wastewater, is polychlorinated biphenyl ,wastewater,, which is a kind of ,wastewater, in the printing industry and circuit board ,wastewater,. PCB ,wastewater, is divided into: cleaning ,wastewater,, ink ,wastewater,, complex ,wastewater,, concentrated ,acid, waste liquid, and concentrated alkali waste liquid.

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