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Treatment of acid wastewater containing dichromate with jarosite

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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Treatment of acid wastewater containing dichromate with jarosite
ACS Publications: Chemistry journals books and ...
ACS Publications: Chemistry journals books and ...

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Comparison of air and steam stripping: removal of organic ...
Comparison of air and steam stripping: removal of organic ...

29/1/2014, · ,Steam stripping,. In the case of ,steam stripping,, similar kind of energy integration is applied like in the case of the air ,stripping,. The feed stream is preheated with the bottom product of the stripper. Preheating the ,wastewater, to 96 °C enables more efficient ,stripping, of the pollutants, and the heating requirement can be reduced.

Visual Encyclopedia of Chemical Engineering
Visual Encyclopedia of Chemical Engineering

Steam stripping, for ,wastewater, purification is a distillation process where over 99% of VOCs are removed from water. Some typical VOCs are benzene, toluene, xylenes, ethylbenzene, styrene, and chlorinated hydrocarbons. The ,wastewater, feedstream is pre-heated and put in contact with ,steam, in a packed or tray column.

Iron (Fe) and water - Lenntech
Iron (Fe) and water - Lenntech

Iron is often reduced together with ,manganese,. Applying ion exchangers for iron trace removal from drinking water and process water is another option, but this is not very suitable for removing high iron concentrations. Iron compounds are applied in ,wastewater, treatment, usually as coagulants.

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