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Acid wastewater discharged from domestic sewage treatment plant

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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Acid wastewater discharged from domestic sewage treatment plant
Coagulation and Flocculation in Water and Wastewater ...
Coagulation and Flocculation in Water and Wastewater ...

With coagulation for arsenic ,removal,, ,iron, based coagulants are generally more effective than aluminum coagulants. ,Iron, coagulants added to water hydrolyze to form ferric hydroxide with a net positive charge. This net positive charge is a function of pH.

Advancements in the Fenton Process for Wastewater ...
Advancements in the Fenton Process for Wastewater ...

8/6/2019, · Fenton is considered to be one of the most effective advanced treatment processes in the removal of many hazardous organic pollutants from refractory/toxic wastewater. It has many advantages, but drawbacks are significant such as a strong acid environment, the cost of reagents consumption, and the large production of ferric sludge, which limits Fenton’s further application.

Adsorption of Lead and Iron from Industrial Wastewater ...
Adsorption of Lead and Iron from Industrial Wastewater ...

The Melon husk activated carbon is more effective for ,removal, of Lead (Pb4+) ,ions, than for ,removal of Iron, (Fe2+) ,ions,. REFERENCES P. C. Emenike, D. O. Omole, B. U. Ngene and I.T. Tenebe (2016), Potentiality of agricultural adsorbent for the sequestering of metal ,ions, from ,wastewater,, Global Journal Environment Science Management, vol. 2, issue 4, pp. 411-442.

Heavy metal removal from wastewater using various ...
Heavy metal removal from wastewater using various ...

Orange peel is used as an adsorbent for the removal of chromium from wastewater because it contains cellulose, hemicelluloses, pectin (galacturonic acid) and lignin (Feng et al. 2011). These components also have various coordinating functional groups including carboxylic and phenolic acid groups which can bind heavy metals.

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