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Acid wastewater from building materials factory

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 from building materials factory
CSIRO PUBLISHING | Environmental Chemistry
CSIRO PUBLISHING | Environmental Chemistry

B College of Resource and Environmental Engineering, ,Guizhou, University, Guiyang 550025, China. ... Arsenic geochemistry of ,acid mine, drainage. ,Mine, Water and the Environment 34, 181–196. ... Arsenic and antimony in water and ,wastewater,: ...

Influence of litter decomposition on iron and manganese in ...
Influence of litter decomposition on iron and manganese in ...

Acid mine, drainage (AMD) is a serious environmental issue. ... industrial ,wastewater,, is discharged directly into the envi-ronment in China (Luo and Xie 2006). To combat these effects, creating constructed wetlands can remediate AMD ... ,Guizhou, University, Guiyang 550025, China

High Flocculation of Coal Washing Wastewater Using a Novel ...
High Flocculation of Coal Washing Wastewater Using a Novel ...

issues. Coal washing ,wastewater, is the tailwater of wet coal washing in coal processing, which contains large amounts of silt and slime with a typical characteristic of dark black color (Kirk etal. 2003; Yan et al. 2012). The vicinity of the coal ,mine, has caused serious environ-mental pollution, and coal washing ,wastewater, is one of

Analysis of the characteristics of electroplating ...
Analysis of the characteristics of electroplating ...

The industry wastewater has the following characteristics: (1) Complex composition, pollutants can be divided into two categories of inorganic pollutants and organic pollutants. (2) The, range of water quality changes, the types of wastewaterpollutants in each unit are diversified,, and the, coefficient ofvariation, of CODcr is large.

Effects of organic acids on dissolution of Fe and Mn from ...
Effects of organic acids on dissolution of Fe and Mn from ...

produce ,acid, drainage waters with toxic heavy metals (Novikova and Gas’kova 2013). Studies have shown dis-charging pollutants from abandoned coalmines across the ,Guizhou, Province (Changyuan et al. 2009; Pan et al. 2009). Coal mining has been forbidden, but there are still hun-dreds of abandoned ,mine, sites near urban and agricultural areas.

High Flocculation of Coal Washing Wastewater Using a Novel ...
High Flocculation of Coal Washing Wastewater Using a Novel ...

Coal washing wastewater was provided by a coal washery plant in Liupanshui City, Guizhou Province, China, and its pH ranged from 7.5 to 8.5. Anionic polyacrylamide (APAM, Mw 3.0 × 10 7 Da) was purchased from the Erli Environ-Technology (Shanghai) Co., Ltd., China.

Removal of antimony from antimony mine flotation wastewater ...
Removal of antimony from antimony mine flotation wastewater ...

wastewater, from metallurgy, rubber and mining industries. Among those, the flotation ,wastewater, (FW), which typ-ically contains high concentrations of Sb in the presence of sodium butylxanthate and traces of arsenic (As) (Zhu et al., 2009), is a major pollution source of Sb. In general, FW comes from the Sb mineral processing where the

Chemical weathering and the role of sulfuric and nitric ...
Chemical weathering and the role of sulfuric and nitric ...

Guizhou, Province is one of the most strongly affected regions by ,acid, rain in China owing to high sulfur content coal combustion [Hong and Zhang, 1992]. In this study, more depleted δ 34 S values and higher SO 4 2− concentrations are observed in the upstream region of the Wujiang River, indicating anthropogenic inputs from coal mining and combustion.

Key companies in Guiyang|Enterprises|chinadaily.com.cn
Key companies in Guiyang|Enterprises|chinadaily.com.cn

The ,Guizhou, branch was also one of the first water-saving enterprises to reach its ,wastewater, ... established in 1958 as the ,Guizhou, Kaiyang Phosphorous ,Mine, ... sulphuric ,acid,, and ...

Application of annealed red mud to Mn2+ ion adsorption ...
Application of annealed red mud to Mn2+ ion adsorption ...

When the red mud was activated under different conditions including temperature, CO 2, ,acid,, and combined ,acid,–heat, it produced high contents of numerous Fe, Al, Si and Ca reactive surface groups, and presented excellent adsorption behavior for Ni 2+ (Smiljanić et al. 2010, 2011, Smičiklas et al. 2014), AsO 4 3− (Zhang et al. 2008), Pb 2+ (Sahu et al. 2013), Zn 2+ (Sahu et al. 2011 ...

Effects of pollution on freshwater aquatic organisms ...
Effects of pollution on freshwater aquatic organisms ...

Acid mine, drainage effluents. Bonnail, Cunha Lima, Bautista‐Chamizo, Salamanca, and Cruz‐Hernandez evaluated the biomarker responses of ,freshwater, clam Corbicula fluminea from ,acid mine, drainage effluent contaminations. The organism was induced with the effluents for about 14 days.

Mercury pollution in two typical areas in Guizhou province ...
Mercury pollution in two typical areas in Guizhou province ...

typical Hg polluted areas ,in Guizhou, province. In addition, to improve the understanding of the neurotoxic effects of Hg, a rats based laboratory study was also carried out in this study. Samples of water, soil, plants, crops and animals collected from Wanshan mercury ,mine, area, Guzhou province, were analyzed by mercury analyzer.

CSIRO PUBLISHING | Environmental Chemistry
CSIRO PUBLISHING | Environmental Chemistry

B College of Resource and Environmental Engineering, ,Guizhou, University, Guiyang 550025, China. ... Arsenic geochemistry of ,acid mine, drainage. ,Mine, Water and the Environment 34, 181–196. ... Arsenic and antimony in water and ,wastewater,: ...

Removal of antimony from antimony mine flotation wastewater ...
Removal of antimony from antimony mine flotation wastewater ...

wastewater, from metallurgy, rubber and mining industries. Among those, the flotation ,wastewater, (FW), which typ-ically contains high concentrations of Sb in the presence of sodium butylxanthate and traces of arsenic (As) (Zhu et al., 2009), is a major pollution source of Sb. In general, FW comes from the Sb mineral processing where the

Journal: Environmental science and pollution research ...
Journal: Environmental science and pollution research ...

Co-treatment of ,acid mine, drainage (AMD) with municipal ,wastewater, (MWW) using the activated sludge process is a novel treatment technology offering potential savings over alternative systems in materials, proprietary chemicals and energy inputs.

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