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Main pollutants in acid paper mill wastewater

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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Main pollutants in acid paper mill wastewater
Lecture 3. Anaerobic Wastewater Treatment Technologies
Lecture 3. Anaerobic Wastewater Treatment Technologies

wastewater,. Moreover, methanogens ,co,-exist or compete with sulfate-reducing bacteria for the substrates in anaerobic treatment of sulfate-laden ,wastewater,. Two classes of methanogens that metabolize acetate to methane are: • Methanosaeta (old …

That Dairy Air: Preventing Dairy Wastewater Odor
That Dairy Air: Preventing Dairy Wastewater Odor

(For more about ,wastewater, lagoon pH, check out our blog post: Using ,Wastewater, Lagoon pH as a Diagnostic Tool. According to the Wisconsin Department of Natural Resources , the BOD5 of normal dairy production ,wastewater, is in the range of 2,000–3,000 mg/L, or 10 times the strength of domestic ,wastewater,.

Flocculation Efficiency of Poly(Acrylamide-Co-Acrylic Acid ...
Flocculation Efficiency of Poly(Acrylamide-Co-Acrylic Acid ...

Poly(acrylamide-,co,-acrylic ,acid,) flocculants obtained by EB irradiation have the capability to provide measurable improvements in ,Wastewater, quality, especially leading to a significant reduction of the FM quality indicator (the most difficult to be reduced), compared with the classical treatments.

That Dairy Air: Preventing Dairy Wastewater Odor
That Dairy Air: Preventing Dairy Wastewater Odor

(For more about ,wastewater, lagoon pH, check out our blog post: Using ,Wastewater, Lagoon pH as a Diagnostic Tool. According to the Wisconsin Department of Natural Resources , the BOD5 of normal dairy production ,wastewater, is in the range of 2,000–3,000 mg/L, or 10 times the strength of domestic ,wastewater,.

Using Sludge Fermentation Liquid To Improve Wastewater ...
Using Sludge Fermentation Liquid To Improve Wastewater ...

Wastewater, biological nutrient removal (BNR) by ,short-cut nitrification-denitrification, (SCND) ,and denitrifying phosphorus removal via nitrite, (DPRN) has several advantages, such as organic carbon source saving. In this paper, a new method, i.e., by using waste activated sludge alkaline fermentation liquid as BNR carbon source, for simultaneously improving SCND and DPRN was …

Anaerobic Treatment of Liquid Waste
Anaerobic Treatment of Liquid Waste

In a reactor, optimum ,acid, to alkalinity ratio is between 0.1 and 0.5; buffers work to keep the ,acid,/alkalinity ratio in this range. This is done by adding various chemicals, like caustic or magnesium hydroxide, to keep the alkalinity high enough to offset the microbial community’s ,acid, …

Rapid removal of ammonium from domestic wastewater using ...
Rapid removal of ammonium from domestic wastewater using ...

13/2/2018, · This allows for practical ammonium recovery using available technologies for concentrated ,wastewater, streams 14. To further ,reduce, ... ,co,-BCAm ) hydrogels for ... ,wastewater, by polyacrylic ,acid, ...

Co-benefits Project On Wastewater treatment For Fish ...
Co-benefits Project On Wastewater treatment For Fish ...

(2)highlydensity organic ,wastewater, (COD:60,000mg/L) and(3)High SS and oil and grease. ,Wastewater, treatment is necessary to be strong to shock load of amount of ,wastewater,, and be able to ,reduce, organic mater, SS and oil and grease.

Industrial Wastewater Treatment Using Phycoremediation ...
Industrial Wastewater Treatment Using Phycoremediation ...

The pH of the ,wastewater, increases during the growth of algae in ,wastewater, due to ,CO, 2 fixation. There is no need to added caustic soda or lime to correct the pH in areas where the pH is very low. Amongst different methods of carbon capture, algae-based carbon capture method is the best method to capture the emission of ,CO, 2 from the atmosphere [ 22 ].

Coagulation and Flocculation in Water and Wastewater ...
Coagulation and Flocculation in Water and Wastewater ...

Coagulation is also important in several ,wastewater, treatment operations. A common example is chemical phosphorus removal and another, in overloaded wastewatertreatment plants, is the practice of chemically enhancing primary treatment to ,reduce, suspended solids and organic loads from primary clarifiers. The Coagulants

Hydrogen Sulfide Corrosion In Wastewater Collection And ...
Hydrogen Sulfide Corrosion In Wastewater Collection And ...

Wastewater, pH measurements were 6 at four of the industrial sites, 5.5 at one site, and 10 at the remaining site. ,Wastewater, sulfide ranged from 0.0 to 0.3 mg/1. The ,wastewater, sulfide level was 0.05 mg/1 at the site where ,wastewater, pH was 5.5, and 0.0 mg/1 at the site where ,wastewater, pH was 10.

Flocculation Efficiency of Poly(Acrylamide-Co-Acrylic Acid ...
Flocculation Efficiency of Poly(Acrylamide-Co-Acrylic Acid ...

Poly(acrylamide-,co,-acrylic ,acid,) flocculants obtained by EB irradiation have the capability to provide measurable improvements in ,Wastewater, quality, especially leading to a significant reduction of the FM quality indicator (the most difficult to …

Lecture 3. Anaerobic Wastewater Treatment Technologies
Lecture 3. Anaerobic Wastewater Treatment Technologies

wastewater,. Moreover, methanogens ,co,-exist or compete with sulfate-reducing bacteria for the substrates in anaerobic treatment of sulfate-laden ,wastewater,. Two classes of methanogens that metabolize acetate to methane are: • Methanosaeta (old name Methanothrix): Rod …

Hydrogen Sulfide Corrosion In Wastewater Collection And ...
Hydrogen Sulfide Corrosion In Wastewater Collection And ...

Wastewater, pH measurements were 6 at four of the industrial sites, 5.5 at one site, and 10 at the remaining site. ,Wastewater, sulfide ranged from 0.0 to 0.3 mg/1. The ,wastewater, sulfide level was 0.05 mg/1 at the site where ,wastewater, pH was 5.5, and 0.0 mg/1 at the site where ,wastewater, …

Using Sludge Fermentation Liquid To Improve Wastewater ...
Using Sludge Fermentation Liquid To Improve Wastewater ...

Wastewater, biological nutrient removal (BNR) by ,short-cut nitrification-denitrification, (SCND) ,and denitrifying phosphorus removal via nitrite, (DPRN) has several advantages, such as organic carbon source saving. In this paper, a new method, i.e., by using waste activated sludge alkaline fermentation liquid as BNR carbon source, for simultaneously improving SCND and DPRN was reported. First ...

Review of Potential Onsite Wastewater Disinfection ...
Review of Potential Onsite Wastewater Disinfection ...

primarily for the use in commercial or public owned ,wastewater, treatment facilities where the volume of flow can vary from less than 50,000 gpd 189 m3/,d,) to over 100 mgd (378,500 m3/,d,). Of these available disinfection technologies, three stand out as what many people would call mature technologies -- …

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