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Removal of acid wastewater by calcium carbonate

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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Removal of acid wastewater by calcium carbonate
HJ 2057-2018 PDF.
HJ 2057-2018 PDF.

HJ 2057-2018: Technical specification for ,wastewater, treatment of lead smelting. HJ2057-2018 (HJ/T 2057-2018). Industry: Environmental Protection Industry Standard. Classificat...

Evonik provides fast acting solutions for the ...
Evonik provides fast acting solutions for the ...

Peracetic ,acid, is an attractive solution, because the efficient reagent does not leave harmful by-products behind. As a strong oxidant, peracetic ,acid, is often used to remove harmful bacteria in the last step before treated ,wastewater, is ,discharged, into the environment.

HJ 2036-2013 PDF.
HJ 2036-2013 PDF.

Refers to the amount of sewage ,discharged, from a production facility or enterprise. Including various types of effluent that are directly or indirectly related to production (,workshop, Drainage of discharge ports, domestic sewage in the plant area, cooling water, boilers in the plant area and drainage of power stations, etc.). 3.12 direct discharge

(682e) A Physical Extraction-Distillation Process for ...
(682e) A Physical Extraction-Distillation Process for ...

It is of great importance to remove and recover acetic ,acid, or the other low carboxylic acids from their dilute aqueous solutions or ,wastewater, streams, such as in furfural production, petroleum production from coal by Fischer-Tropsch synthesis, pharmaceutical and pesticide production.

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Road West, North Branch, Jingkai Road, Puyang City