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An acidic wastewater may contain Fe2

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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An acidic wastewater may contain Fe2
Constructed Wetlands for Wastewater Treatment: Municipal ...
Constructed Wetlands for Wastewater Treatment: Municipal ...

The use of wetlands for ,acid mine, drainage, and metals removal in municipal, urban runoff, and industrial systems is discussed. Case histories are also presented, demonstrating specific types of constructed wetlands and applications to municipal ,wastewater,, home sites, coal and non-coal mining, coal-fired electric power plants, chemical and pulp industry, agriculture, landfill leachate, and ...

Evaluation and optimization of a new microbial enhancement ...
Evaluation and optimization of a new microbial enhancement ...

application of ,microbial, enhancement-lime neutralization passive ,treatment, technology for AMD. 1. Introduction Sul de minerals in spent ore and ,mine, tailings will oxidize when exposed to air and moisture during or a er the processes of mining and bene ciation. Therefore, ,acid mine, drainage

Effective acid and metals treatment in tailings dams ...
Effective acid and metals treatment in tailings dams ...

The raw ,wastewater, analyses, ,treatment, targets and outcomes are shown in Table 1. The results in the table show that despite the tailings dam continuing to receive metal-contaminated ,wastewater, and tailings, ,Acid, B reagent was able to produce treated water …

Industrial wastewater treatment - Wikipedia
Industrial wastewater treatment - Wikipedia

Brine ,treatment, is commonly encountered when treating cooling tower blowdown, produced water from steam assisted gravity drainage (SAGD), produced water from natural gas extraction such as coal seam gas, frac flowback water, ,acid mine, or ,acid, rock drainage, reverse osmosis reject, chlor-alkali ,wastewater,, pulp and paper mill effluent, and waste streams from food and beverage processing.

Archaea in Wastewater Treatment: Current Research and ...
Archaea in Wastewater Treatment: Current Research and ...

Wastewater treatment, is quite imperative for sustainable development and is critical for an ecosystem and for human health. Typically, ,wastewater, is purified through multiple processes of ,microbial, metabolisms. As a result, organic matters, ... and ,acid mine, drainage. Another article reviewed the characteristics and ,treatment, of leachate, ...

Biological Source Treatment of Acid Mine Drainage Using ...
Biological Source Treatment of Acid Mine Drainage Using ...

Microcosm studies in the laboratory demonstrate that sufficient dosages of ,wastewater, effluent (,microbial, inoculum) and returned milk (substrate) can effectively raise the pH of pyrite-amended ,acid mine, drainage water to circumneutral levels under aerobic conditions in as little as 7 days, and the pH remains at these levels for >19 months. ,Microbial, analysis indicates that a complex biofilm ...

Microbial Diversity of Emalahleni Mine Water in South ...
Microbial Diversity of Emalahleni Mine Water in South ...

22/1/2014, · The present study aims firstly at determining the ,microbial, diversity of ,mine,-water collected in Emalahleni, South Africa and secondly isolating and characterizing the most dominant bacterial species found in the ,mine, water in terms of its resistance to both V 5+ and Ni 2+ in a modified ,wastewater, liquid media. The results revealed a ,microbial, diversity of 17 orders, 27 families and 33 …

Acid mine drainage - Wikipedia
Acid mine drainage - Wikipedia

Acid mine drainage,, ,acid, and metalliferous drainage (AMD), or ,acid, rock drainage (ARD) is the outflow of acidic water from metal mines or coal mines.. ,Acid, rock drainage occurs naturally within some environments as part of the rock weathering process but is exacerbated by large-scale earth disturbances characteristic of mining and other large construction activities, usually within rocks ...

Feasibility of Utilizing Acid Mine Drainage Sludge in an ...
Feasibility of Utilizing Acid Mine Drainage Sludge in an ...

Kinetics and ,Microbial, Ecology of Sulfidogenic Reactors for Co-,treatment, of Municipal ,Wastewater, and ,Acid Mine, Drainage, J. of Hazardous Materials, 305(15), 200-208. Deng, D., Lin, O., Rubenstein, A., Weidhaas, J. and Lin, L.-S. (2018). Elucidating biogeochemical transformations of Fe and S in an innovative iron-dosed anaerobic ,wastewater, ...

Acid mine drainage - Wikipedia
Acid mine drainage - Wikipedia

Acid mine drainage,, ,acid, and metalliferous drainage (AMD), or ,acid, rock drainage (ARD) is the outflow of acidic water from metal mines or coal mines.. ,Acid, rock drainage occurs naturally within some environments as part of the rock weathering process but is exacerbated by large-scale earth disturbances characteristic of mining and other large construction activities, usually within rocks ...

"FEASIBILITY ASSESSMENT OF ACID MINE DRAINAGE AND ...

Acid mine, drainage (AMD) and municipal ,wastewater, (MWW) are two constituents that pose major environmental risks to surface waters if left untreated. Modern MWW ,treatment, facilities are capable of removing organics and pathogens from ,wastewater, before being discharged into surface waters. Although proven methods also exist for treating AMD, it is commonly untreated.

Evaluation and optimization of a new microbial enhancement ...
Evaluation and optimization of a new microbial enhancement ...

application of ,microbial, enhancement-lime neutralization passive ,treatment, technology for AMD. 1. Introduction Sul de minerals in spent ore and ,mine, tailings will oxidize when exposed to air and moisture during or a er the processes of mining and bene ciation. Therefore, ,acid mine, drainage

Microbial Diversity of Emalahleni Mine Water in South ...
Microbial Diversity of Emalahleni Mine Water in South ...

22/1/2014, · The present study aims firstly at determining the ,microbial, diversity of ,mine,-water collected in Emalahleni, South Africa and secondly isolating and characterizing the most dominant bacterial species found in the ,mine, water in terms of its resistance to both V 5+ and Ni 2+ in a modified ,wastewater, liquid media. The results revealed a ,microbial, diversity of 17 orders, 27 families and 33 …

Effective acid and metals treatment in tailings dams ...
Effective acid and metals treatment in tailings dams ...

The raw ,wastewater, analyses, ,treatment, targets and outcomes are shown in Table 1. The results in the table show that despite the tailings dam continuing to receive metal-contaminated ,wastewater, and tailings, ,Acid, B reagent was able to produce treated water with …

Importance of microbiology in the development of ...
Importance of microbiology in the development of ...

operations by the mining industries: metal extraction (“biomining”) and ,treatment of acid mine, drainage (bioremediation). A third, much-researched area, biosorption of metals, has yet to become established as a proven biotechnology. Mineral processing using microorganisms has been exploited for extracting gold, copper, uranium and cobalt, and

Feasibility of Utilizing Acid Mine Drainage Sludge in an ...
Feasibility of Utilizing Acid Mine Drainage Sludge in an ...

Kinetics and ,Microbial, Ecology of Sulfidogenic Reactors for Co-,treatment, of Municipal ,Wastewater, and ,Acid Mine, Drainage, J. of Hazardous Materials, 305(15), 200-208. Deng, D., Lin, O., Rubenstein, A., Weidhaas, J. and Lin, L.-S. (2018). Elucidating biogeochemical transformations of Fe and S in an innovative iron-dosed anaerobic ,wastewater, ...

Remediation of acid mine drainage using microbial fuel ...
Remediation of acid mine drainage using microbial fuel ...

The aim of this work is to utilize the ,microbial, fuel cell for removing metals and sulfate from ,acid mine, drainage using sewage sludge organics and simultaneous electricity generation. The enriched sulfate-reducing mixed culture was used as the cathodic biofilm and the sludge as the substrate.

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