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Composition of lime acid wastewater sludge

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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Composition of lime acid wastewater sludge
WASTEWATER TREATMENT PLANT ONLINE ... - …
WASTEWATER TREATMENT PLANT ONLINE ... - …

A method of operating a ,waste water treatment, plant (WWTP) having at least one of an aerobic digester (AD) and a membrane bioreactor (MBR) is described. The method of operating AD

Treatment of industrial acidic wastewater containing ...
Treatment of industrial acidic wastewater containing ...

Aimming at the industrial ,acidic wastewater containing, high-,copper, at a plant,the effect of sodium sulfide and heavy metal composite trapping agent on the ,treatment, of ,copper, ions in water has been investigated. The best ,treatment, conditions,such as the dosage of chemicals,reaction time,pH value,and dosing mode are determined. The reaction time is 20 min,and sodium sulfide and trapping agent ...

Treatment system and process for treating acidic copper ...
Treatment system and process for treating acidic copper ...

The invention discloses a treatment system for treating ,acidic copper,-,containing, electroplating ,wastewater,. The treatment system comprises a ,wastewater, collecting unit, a pre-treatment unit, an ultra-filtration unit, a concentration unit and a reverse osmosis unit which are sequentially communicated by a pipeline, wherein the ,wastewater, collecting unit comprises a ,wastewater, collecting barrel ...

Treatment of acidic copper-containing wastewater using ...
Treatment of acidic copper-containing wastewater using ...

A study of treating the ,acidic copper,-,containing wastewater,(Cu2+ concentration of 143.00 mg/L,pH 1.80-2.00) from the laboratory of East China Institute of Technology using the processed eggshells is carried out.The effect of various parameters including calcining temperature,amount and particle size of eggshells,stirring speed on removal rate of Cu2+ is investigated.The optimum condition is ...

Denitrification and neutralization treatment by direct ...
Denitrification and neutralization treatment by direct ...

1/12/2001, · A bio-electrochemical reactor process was applied to, treat acidic wastewater containing copper, ions and a high, concentration, of nitrate. The following conclusions were obtained in …

Biotreatment of acidic zinc- and copper-containing ...
Biotreatment of acidic zinc- and copper-containing ...

Biotreatment ,of acidic, zinc- and ,copper,-,containing wastewater, using ethanol-fed sulfidogenic anaerobic baffled reactor. Sahinkaya E(1), Yucesoy Z. Author information: (1)Environmental Engineering Department, Harran University, Osmanbey Campus, 63000, Sanliurfa, Turkey. erkansahinkaya@yahoo.com

Integrated copper-containing wastewater treatment using ...
Integrated copper-containing wastewater treatment using ...

2/9/2002, · Results from metal removal experiments showed that KEX was suitable for the treatment of, copper-containing wastewater, over a wide, copper concentration, range (50, 100, 500, and 1000 mg/l) to the level that meets the Taiwan EPA’s effluent regulations (3 mg/l).

MODULE 23: Management of Healthcare Wastewater - PDF Free ...
MODULE 23: Management of Healthcare Wastewater - PDF Free ...

23 Minimum Approach to ,Wastewater, Management Two-chamber septic tank with a lined soakaway. 24 Minimum Approach to a Liquid Hazardous Waste Management System Body-fluids and the contents of suction systems from highly infectious patients (e.g., cholera) Should be thermally treated (e.g. in a waste ,treatment, autoclave) and then discharged via the drain, or Disinfected with hydrated calcium ...

「aluminium sulfate processing plant project」
「aluminium sulfate processing plant project」

There is disclosed a continuous process for the manufacture of aluminum sulfate by the reaction of sulfuric ,acid, with an alumina containing solid in an aqueous suspension. The reaction stream is passed into a continuous ,flow, reaction zone that is maintained at a temperature controlled from 225° to 260° F. and under superatmospheric pressure, preferably, autogenic pressure.

Illicit Connection and Illicit Discharge Field Screening ...
Illicit Connection and Illicit Discharge Field Screening ...

7/5/2020, · ,Flow, may be associated with a variety of sources and land use types. While the presence of ,flow, or the ,flow, rate alone is not enough to determine the source of the potential illicit discharge, the presence of ,flow, is a prerequisite condition for primary field screening indicator sampling.

Treatment of acidic copper-containing wastewater using ...
Treatment of acidic copper-containing wastewater using ...

A study of treating the ,acidic copper,-,containing wastewater,(Cu2+ concentration of 143.00 mg/L,pH 1.80-2.00) from the laboratory of East China Institute of Technology using the processed eggshells is carried out.The effect of various parameters including calcining temperature,amount and particle size of eggshells,stirring speed on removal rate of Cu2+ is investigated.The optimum condition is ...

Energies | Free Full-Text | Microbial Conversion of Waste ...
Energies | Free Full-Text | Microbial Conversion of Waste ...

The ,flow chart, of biodiesel production is shown in Figure 1.Biodiesel is an environmentally attractive alternative fuel, which compared to petro-diesel, holds technical advantages like inherent lubricity, low toxicity, biodegradability, renewability, etc.Biodiesel itself is composed of mono-alkyl esters of vegetable oils or animal fats and is produced by transesterification with a monohydric ...

Polymers | Free Full-Text | Isolation and Characterization ...
Polymers | Free Full-Text | Isolation and Characterization ...

Through the ,acid treatment,, the pectic polysaccharides were removed. Thereafter, the residue was stirred in 3 L of 1 M sodium hydroxide solution (NaOH) for 30 min at 85 °C; subsequently, the residue was filtered. This step was repeated threefold. Through the alkali ,treatment,…

CN103435173A - Treatment system and process for treating ...
CN103435173A - Treatment system and process for treating ...

The invention discloses a treatment system for treating ,acidic copper,-,containing, electroplating ,wastewater,. The treatment system comprises a ,wastewater, collecting unit, a pre-treatment unit, an ultra-filtration unit, a concentration unit and a reverse osmosis unit which are sequentially communicated by a pipeline, wherein the ,wastewater, collecting unit comprises a ,wastewater, collecting barrel ...

US Patent for Wastewater treatment method and apparatus ...
US Patent for Wastewater treatment method and apparatus ...

Accordingly, the ,wastewater treatment, process of the present invention can be used as part of a business method comprising: identifying a food processing company that generates an aqueous waste stream comprising dissolved or suspended metabolizable food and/or beverage by-products with BOD levels of ≧ about 100 mg/L (for example BOD levels ranging from about 200,000 mg/L to about 200 …

Water and Wastewater Analysis Catalog
Water and Wastewater Analysis Catalog

In ,wastewater treatment, plants with high incoming BOD levels, the production of volatile acids is faster than the production of methane, resulting in an accumulation of the volatile ,acid, intermediate If the ratio of volatile acidity to alkalinity is too high, the volatile acids will cause the pH of the sludge to become

Treatment of industrial acidic wastewater containing ...
Treatment of industrial acidic wastewater containing ...

Aimming at the industrial ,acidic wastewater containing, high-,copper, at a plant,the effect of sodium sulfide and heavy metal composite trapping agent on the treatment of ,copper, ions in water has been investigated. The best treatment conditions,such as the dosage of chemicals,reaction time,pH value,and dosing mode are determined. The reaction time is 20 min,and sodium sulfide and trapping agent ...

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