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Separation of acidic wastewater by Dow membrane

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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Separation of acidic wastewater by Dow membrane
Current Issue (Volume 14 Issue 2 August-December 2020)
Current Issue (Volume 14 Issue 2 August-December 2020)

EurAsian Journal of BioSciences (Eurasia J Biosci, e-ISSN 1307-9867) is an international, refereed electronic journal.It publishes the results of original research in the field of biological sciences especially related to morphology, physiology, genetics, ethnobiology, ethnobotany, taxonomy, ecology and biogeography of both prokaryotic and eukaryotic organisms.

SWIMMING POOL FACT SHEET
SWIMMING POOL FACT SHEET

The ,wastewater, from the concrete block ... • Discharges ,directly, to an outstanding res ource water as defined in s. NR 102.10, ... Hydrochloric ,acid, or sodium bisulfate is ,added, to lower pH and sodium carbonate is ,added, to raise it. A balance between pH, alkalinity

Effective Microorganisms FAQs | EMNZ FAQs | Organic ...
Effective Microorganisms FAQs | EMNZ FAQs | Organic ...

EM, is used widely in ,environmental management, for decomposition and more importantly for recycling of wastes, both solids and liquids. The application and use of ,EM, technology in NZ is wide and varied: From crops like peas, wheat, linseed to onions, potatoes, carrots and beans. From sheep, cows and deer, to pigs and chickens

13.3 Using Chemicals to Control Microorganisms ...
13.3 Using Chemicals to Control Microorganisms ...

Triclosan in hand soap is ,directly, introduced into ,wastewater, and sewage systems as a result of the handwashing process. There, its antibacterial properties can inhibit or kill ,bacteria, responsible for the decomposition of sewage, causing septic systems to clog and back up.

Cultivation media for lactic acid bacteria used in dairy ...
Cultivation media for lactic acid bacteria used in dairy ...

Over the last three decades, there has been an increase in the number of dairy products available to consumers along with significant growth in fermented dairy products containing probiotic ,bacteria, (Karimi et al., Reference Karimi, Mortazavian and Amiri-Rigi 2012; Song et al., Reference Song, Ibrahim, Hayek and Rigobelo 2012).At present, dairy products such as yogurt, fermented sour milk, and ...

Removal of micropollutants facultative pathogenic and ...
Removal of micropollutants facultative pathogenic and ...

One successful approach to minimize the discharge of micropollutants and microorganisms (,bacteria,, viruses, protozoan pathogens) by point sources is upgrading WWTPs by additional treatment technologies like ozonation or powdered activated carbon filtration. 3 In Germany, however, two thirds of the sewer systems collect ,wastewater, with domestic and industrial origin together with storm water ...

13.3 Using Chemicals to Control Microorganisms ...
13.3 Using Chemicals to Control Microorganisms ...

Triclosan in hand soap is ,directly, introduced into ,wastewater, and sewage systems as a result of the handwashing process. There, its antibacterial properties can inhibit or kill ,bacteria, responsible for the decomposition of sewage, causing septic systems to clog and back up.

Treatment of laundry wastewater by biological and ...
Treatment of laundry wastewater by biological and ...

For the biological treatment, a bacterial ,wastewater, treatment product specially designed for the biological treatment of domestic, food processing and industrial ,wastewater, was utilised. This product contains naturally occurring, non-pathogenic ,bacteria, which are capable of producing enzymes that have the ability to degrade fats, lipids, protein, detergents and hydrocarbons.

Use of Rhodopseudomonas palustris P1 stimulated growth by ...
Use of Rhodopseudomonas palustris P1 stimulated growth by ...

14/11/2013, · Latex rubber sheet ,wastewater, (non sterile ,wastewater,: RAW) was treated efficiently using a stimulated Rhodopseudomonas palustris P1 inoculum with ,added, fermented pineapple extract (FPE) under microaerobic light conditions. Optimization of ,wastewater, treatment conditions using a central composite design (CCD) found that a 3 % stimulated P1 inoculum with 0.9 % ,added, FPE and a 4-day …

Aldrin | C12H8Cl6 - PubChem
Aldrin | C12H8Cl6 - PubChem

The present study provides the evidence that dieldrin is reductively metabolized to ,aldrin, by intestinal ,bacteria, in rats. When dieldrin was incubated with the cecal contents of rats, ,aldrin,, a reduced metabolite of the epoxide, was isolated from the incubation mixture. The metabolite was identified unequivocally by UV & mass spectral comparison with an authentic sample, & on the basis of its ...

Effective Microorganisms - Smiling Gardener
Effective Microorganisms - Smiling Gardener

Once your ,EM, or activated ,EM, has been diluted in water — often referred to as “extending” the ,EM, — and mixed with any optional biostimulants, it should be used within a few hours. It’s generally recommended to mix it again with equal parts unsulfured molasses, even though this …

Citric acid wastewater as electron donor for biological ...
Citric acid wastewater as electron donor for biological ...

Citrate-containing ,wastewater, is used as ,electron, donor for sulfate reduction in a biological treatment plant for the removal of sulfate. The pathway of citrate conversion coupled to sulfate reduction and the microorganisms involved were investigated. Citrate was not a direct ,electron, donor for the sulfate-reducing ,bacteria,.

Enterococci in the Environment | Microbiology and ...
Enterococci in the Environment | Microbiology and ...

Furthermore, the use of single laboratory-grown strains (as opposed to ,wastewater, isolates) as a mesocosm inoculum may elevate inactivation rates for enterococci , thus further compounding the issue. In general, based on mesocosm studies, the time required to achieve a decrease in the concentration of enterococci of 3 orders of magnitude (i.e., 99.9%) ranges from 0.9 to 52 h ( 76 , 83 , 103 , 255 , 308 ).

Water Disinfection Byproducts Increase Natural ...
Water Disinfection Byproducts Increase Natural ...

The process of natural transformation allows for the stable uptake, integration, and functional expression of extracellular DNA. This mechanism of horizontal gene transfer has been widely linked to the acquisition of antibiotic resistance and virulence factors. Here, we demonstrate that bromoacetic ,acid, (BAA)—a regulated drinking water disinfection byproduct (DBP)—can stimulate natural ...

FutureTechToday.com: EM - Effective Micro-Organisms
FutureTechToday.com: EM - Effective Micro-Organisms

EM, was applied ,directly, onto organic matter ,added, to cropping fields, or to compost, which reduced the time required for the preparation of this biofertilizer. ,EM, is also ,added, in the form of Bokashi (Compost) made with waste material such as rice husk and saw dust as a carrier, mixed with nitrogen rich material such as rice, corn or wheat bran, fish meal or oil cakes.

Appropriate technology for domestic wastewater management ...
Appropriate technology for domestic wastewater management ...

1/11/2016, · The examined hybrid systems included sedimentation followed by aeration and the ,EM, was ,added, to the sedimentation process for the purpose of enhancing the efficiency of treatment. The process involves monitoring of specific water quality parameter under varying operating conditions in a different sedimentation period, ,EM, doses, and aeration rates to reach the unrestricted water reuse.

Innovative technologies take the ‘waste’ out of wastewater ...
Innovative technologies take the ‘waste’ out of wastewater ...

INCOVER ,added,-value plants will generate benefits from ,wastewater, offering three recovery solutions: 1) Chemical recovery (bio-plastic and organic acids) via algae/,bacteria, and yeast biotechnology; 2) Near-zero-energy plant providing upgraded bio-methane via pre-treatment and anaerobic co-digestion systems; 3) Bio-production and reclaimed water via adsorption, biotechnology based on wetlands systems and …

Water Disinfection Byproducts Increase Natural ...
Water Disinfection Byproducts Increase Natural ...

The process of natural transformation allows for the stable uptake, integration, and functional expression of extracellular DNA. This mechanism of horizontal gene transfer has been widely linked to the acquisition of antibiotic resistance and virulence factors. Here, we demonstrate that bromoacetic ,acid, (BAA)—a regulated drinking water disinfection byproduct (DBP)—can stimulate natural ...

Citric acid wastewater as electron donor for biological ...
Citric acid wastewater as electron donor for biological ...

Citrate-containing ,wastewater, is used as ,electron, donor for sulfate reduction in a biological treatment plant for the removal of sulfate. The pathway of citrate conversion coupled to sulfate reduction and the microorganisms involved were investigated. Citrate was not a direct ,electron, donor for the sulfate-reducing ,bacteria,.

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