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In acid wastewater containing nitrate

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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In acid wastewater containing nitrate
A review on the sustainability of textile industries ...
A review on the sustainability of textile industries ...

Whereas in the case ,of acid dye,, the CKD was dissolved entirely, which may be the interaction of ,dye, molecules with the CKD. Similarly, Shaheen et al. ( 137 ) studied the sorption nature of the four divalent metals, i.e. cadmium (Cd), copper (Cu), lead (Pb) and zinc (Zn) in textile ,wastewater, with three different sorbents such as CKD, sawdust and activated C ( 36 ), ( 138 ), ( 139 ).

Coagulation and Electrocoagulation Process for Dye Removal ...
Coagulation and Electrocoagulation Process for Dye Removal ...

The synthetic textile ,dye wastewater, using the azo ,dye,, Congo red ,dye,, methylene blue for laboratory experiment. The methods used in synthetic ,wastewater, treatment conventional coagulation and electrocoagulation process. Electrocoagulation reactor two rods used aluminum and iron for anode and cathode, electrolysis time (2-30min), initial ,dye, concentration (50 to …

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

6.3 ,Dye, industrial ,wastewater, treatment process and technical requirements 6.3.1 ,Dye wastewater, heavy metal treatment process 6.3.1.1 ,Dye wastewater, Heavy metal treatment can be carried out by coagulation, chemical adsorption, solvent ,extraction,, liquid membrane ,extraction, or resin adsorption.

SCITECH - Synthesis of Biodegradable Cationic Surfactant ...
SCITECH - Synthesis of Biodegradable Cationic Surfactant ...

The adsorption of dye using cationic surfactant (sabacic acid derived) was found to be more suitable (96% dye removal) than the other reported techniques. It is a good example of a homogenous catalysis reaction as a surfactant can act as a homogenous catalyst, and its application for wastewater treatment at atmospheric conditions.

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