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Study on the acidity of wastewater in Songyuan City

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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Study on the acidity of wastewater in Songyuan City
Treatment of Industrial Effluents - Environmental Pollution
Treatment of Industrial Effluents - Environmental Pollution

The major pollutants in the ,waste water, are ,acidity,, fluoride, phosphate and ammonia. ... In case of admixture, the ratio will alter from 1: 1 used in the present ,study, to 1: 3. However, condensate ,wastewater, being more biodegradable than the alkaline ,wastewater,, ... ,dyeing,, ,printing, and finishing.

Waste water from textile industry - SlideShare
Waste water from textile industry - SlideShare

2.1.10 ,Dyeing, and ,Printing, The bleached cloth is coloured with dyes of various types, and printed with various designs, depending on market demand. The wash waters from these operations are highly variable, depending on the type of dyes, dye chemicals and ,printing, chemicals used.

Effect of Deionization on Activated Sludge Characteristics ...
Effect of Deionization on Activated Sludge Characteristics ...

1. Introduction. Today, some industries including petroleum, ,printing and dyeing,, paper, chemical, and pesticide industries discharge a large amount of ,wastewater, which contains highly inorganic saline, recalcitrant or toxic organic pollutants, and these kinds of ,wastewater, are of global concern for sustainable treatment (He et al., 2016; Fan, Kong, & Niu, 2014).

The Degradation of Reactive Black Wastewater by Fe/Cu Co ...
The Degradation of Reactive Black Wastewater by Fe/Cu Co ...

Printing and dyeing wastewater, with complex composition, high concentration and large color, could not only contribute to water staining, but also bring toxicity to water. It has been the major source of environmental pollution, and serious threat to the security of water resources and human health (Muruganandham, 2006, pp.133-142).

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