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Removal of acid 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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Removal of acid wastewater
Comprehensive utilization of acidic wastewater from 33 ...
Comprehensive utilization of acidic wastewater from 33 ...

A novel purification method enabled the waste sulfuric acid to be reused repetitively for four or five times in the hydrazobenzene–benzidine transformation step, resulting in a 75% reduction in the consumption of sulfuric acid, minimization of wastewater discharge and significant economic, environmental and social benefits. 2 EXPERIMENTAL 2.1 Experimental methods The acidic wastewater, provided by the DCB …

7 Mechanical servicing workshop final
7 Mechanical servicing workshop final

• ,discharged, to an evaporation basin with prior approval of the Commission or DEP. l. Under no circumstances should the ,wastewater, treatment system be allowed to overflow to open ground or to an off-site drainage system without the prior approval of the Commission or DEP. 5.3 ,Workshop, operations a. All activities associated with vehicle repairs and

Automobile Workshop Effluent Treatment Plant - Automobile ...
Automobile Workshop Effluent Treatment Plant - Automobile ...

Professional car wash systems create ,wastewater, that can have a great impact on the environment, if not properly managed and ,discharged,. Contaminants in wash ,wastewater, include oil and grease, detergents, phosphates, hydrofluoric ,acid,, ammonium bi fluoride products (ABF) etc.

A Case Study of Dyestuff Chemical Wastewater Treatment Project
A Case Study of Dyestuff Chemical Wastewater Treatment Project

discharged, into the ,waste water, treatment ,workshop,. As most of the ,waste water, comes from dye production workshops, the ,waste water, produced by them is highly concentrated and contains a large amount of dye, which is one of the ,wastewater, that is difficult to degrade [3]. These high concentration of ,wastewater, contain a large number of

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Road West, North Branch, Jingkai Road, Puyang City