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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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gas testing waste water emission treatment centers
Effective Treatment of Acid Mine Drainage with Microbial ...
Effective Treatment of Acid Mine Drainage with Microbial ...

In order to remove contaminants on the surface, both carbon brush and carbon cloth were soaked overnight in acetone, followed by washing with distilled water and baked in a muffle furnace at 450 °C for 30 min. The dual-chamber MFC reactor was adopted to treat the simulated acid mine drainage ( …

Industrial acid mine drainage and municipal wastewater co ...
Industrial acid mine drainage and municipal wastewater co ...

11/5/2020, · Actual, acid mine drainage, and, wastewater, were co-treated by, microbial, fuel cells. • After 120 h, the pH of actual, acid mine drainage, increased from 2.50 up to 4.12. • High nitrates removal was observed (>90%) from actual, acid mine drainage., • A maximum volumetric power of 14,000 mW/m 3 was harvested using a hazardous effluent. •

14 Industrial Wastewater Treatment Principals and Ideas
14 Industrial Wastewater Treatment Principals and Ideas

For ,neutralization, treatment, the principle of waste treatment should be considered first. For example, acid or alkali ,wastewater, neutralizes each other or neutralizes ,acidic wastewater, with waste alkali (slag), and neutralizes ,alkaline wastewater, with waste acid. In the absence of these conditions, a neutralizing agent treatment can be ...

Effective Treatment of Acid Mine Drainage with Microbial ...
Effective Treatment of Acid Mine Drainage with Microbial ...

Acid mine drainage (AMD), characterized by a high concentration of heavy metals, poses a threat to the ecosystem and human health. Bioelectrochemical system (BES) is a promising technology for the...

Mining Waste Treatment Technology Selection—Technology ...
Mining Waste Treatment Technology Selection—Technology ...

“,Microbial, Alkalinity Production to Prevent Reacidification of Neutralized Mining Lakes,” ,Mine, Water and the Environment 25(4): 204–13. This Web site is owned by ITRC • www.itrcweb.org 1250 H Street, NW • Suite 850 • Washington, DC 20005 • P: 202-266-4920 • F: 202-266-4937 • Sponsored by Environmental Council of the States

Effective Treatment of Acid Mine Drainage with Microbial ...
Effective Treatment of Acid Mine Drainage with Microbial ...

Acid mine, drainage (AM,D), characterized by a high concentration of heavy metals,,, poses a threat to the, ecosystem, and human health,. Bioelectrochemical system (BES) is a promising technology for the...

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

Wastewater: Industrial Metal Finishing
Wastewater: Industrial Metal Finishing

Because pH is simply another means of referring to the hydrogen ion concentration, ,acidic, and basic solutions can be distinguished on the basis of pH values: pH < 7 ,Acidic, solution . pH = 7 Neutral solution . pH > 7 Basic solution . ,Neutralization, of ,wastewater, that is highly ,acidic, (low pH) or highly basic (high pH) is required for

Effective Treatment of Acid Mine Drainage with Microbial ...
Effective Treatment of Acid Mine Drainage with Microbial ...

Acid mine, drainage (AMD), characterized by a high concentration of heavy metals, poses a threat to the ecosystem and human health. Bioelectrochemical system (BES) is a promising technology for the simultaneous treatment of, organic wastewater, and recovery of metal ions from AMD. Different kinds of organic, wastewater, usually contain different ...

Comparative Analysis of Brewing Wastewater and Lactate as ...
Comparative Analysis of Brewing Wastewater and Lactate as ...

Comparative Analysis of Brewing ,Wastewater, and Lactate as Carbon Sources for ,Microbial, Community Treating ,Acid Mine, Drainage in Anaerobic MBBR Systems - ,PubMed,. This study investigated the effect of carbon sources (n = 2) on the performance of a ,microbial, community in an anaerobic moving bed biofilm reactors (MBBR) treating ,acid mine, drainage (AMD).

Microbial Mats – Munirem Environmental
Microbial Mats – Munirem Environmental

Microbial Mats. MMATS passively treats municipal wastewater, industrial wastewater, agricultural wastewater, landfill leachate, acid mine drainage, and rapid biosorption and degradation of organics and inorganic contaminants in wastewater. Our technology traps greenhouse gases and allows for the rapid bio-conversion of carbon dioxide into ...

TECHNOLOGY FACT SHEETS FOR EFFLUENT TREATMENT PLANTS …
TECHNOLOGY FACT SHEETS FOR EFFLUENT TREATMENT PLANTS …

Many industrial wastes contain ,acidic, or ,alkaline, materia ls that require ,neutralization, prior to discharge to receiving waters or prior to chemical or biological treatment. (Eckenfelder, 2000) ,Neutralization, is the process of adjusting the pH of water through the addition of an acid or a base, depending on the target pH and process requirements.

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 ...

Research of acid mine wastewater treatment technology
Research of acid mine wastewater treatment technology

source and mechanism of the, acidic mining waste water., Some commonly used, treatment, technologies and principle of, mine acid waste water treatment, were analyzed. And the characteristics of several, treatment, methods are discussed in this paper. At present, of the, acidic mining waste water treatment, methods and main method of sulfide

Effective Treatment of Acid Mine Drainage with Microbial ...
Effective Treatment of Acid Mine Drainage with Microbial ...

The, bioelectrochemical system, is a special biological treatment process of sewage wastewater, which mainly utilizes the catalytic activity of electroactive microorganisms [ 6 ]. Under anaerobic conditions, electroactive microorganisms degrade organic pollutants and transmit electrons through external circuits to generate electricity [ 7 ].

Original Research Remediation of Acid Mine Drainage Based ...
Original Research Remediation of Acid Mine Drainage Based ...

Microbial fuel cells (MFCs) use microorganisms as catalysts to generate electricity directly from organic compounds that have been developed as a promising technology to recover energy from wastewater, sludge, etc. [22-24]. As shown here and in previous research, MFCs can …

Development of Innovative Wastewater Treatment ...
Development of Innovative Wastewater Treatment ...

Acid mine drainage (AMD) and municipal wastewater (MWW) are two major pollution sources in headwaters of Appalachia and energy producing regions worldwide. Incorporating the prevalent chemistry of the two wastes in designing treatment technologies for concurrent management of the wastes can provide multi-faceted benefits.

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