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Clean fracturing fluid flowback treatment technology

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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Clean fracturing fluid flowback treatment technology
ENVIRONMENTAL ISSUES CAUSED BY RUBBER INDUSTRY | The ...
ENVIRONMENTAL ISSUES CAUSED BY RUBBER INDUSTRY | The ...

3/10/2011, · ,Wastewater discharged, from latex rubber processing usually contains high level of BOD, COD and SS .These characteristics vary from country to country due to difference in raw latex and applied technique in the process. The main source of the pollutants is the coagulation serum, field latex coagulation, and skim latex coagulation.

Laccases: structure function and potential application ...
Laccases: structure function and potential application ...

14/11/2019, · However, this is challenging, owing to the quantity and diversity of pollutant molecules ,discharged, into ,water, bodies , such as plastics, herbicides, fertilizers, synthetic dyes, polycyclic aromatic hydrocarbons (PAHs), chlorinated paraffin phthalates, and others, such as the so-called emerging pollutants, which may include pharmaceuticals (i.e. pain relievers, antibiotics, hormones, endocrine ...

Microplastics in wastewater treatment plants: Detection ...
Microplastics in wastewater treatment plants: Detection ...

1/4/2019, · The inorganic materials in the ,wastewater, and sludge samples are usually removed based on density separation using salt solution. The saturated ,sodium, chloride (NaCl) solution (density: 1.2 kg/L) is commonly used because of its low cost and non-toxicity (Leslie et al., 2017; Li et al., 2018a).

PH Explained: Understanding pH in Your Drinking Water ...
PH Explained: Understanding pH in Your Drinking Water ...

That’s because the ,wastewater, is usually ,discharged, into streams or estuaries. Some municipalities use ,sodium, hydroxide (NaOH, often used in drinking ,water, treatment) or a similar chemical (one that generates OH- ions) as part of ,water, treatment that could result in …

How to treat the wastewater in the process of producing ...
How to treat the wastewater in the process of producing ...

The treatment method is as follows: firstly, the slurry is filtered out from the mother liquor of high-pressure, sodium sulfate,, and the, sodium sulfate, is used by gypsum plants or self incineration, then the filter cake is washed with tap water and, acid wastewater,, and the alkaline wastewater is produced with sodium silicate and, discharged, from ph6-9.

Removal of cyanide from water and wastewater using ...
Removal of cyanide from water and wastewater using ...

15/2/2009, · The most toxic form of cyanide is free cyanide, which includes the cyanide anion itself and hydrogen cyanide (HCN), either in a gaseous or aqueous state. The salts of ,sodium,, potassium and calcium cyanide are quite toxic, as they are highly soluble in ,water,…

Sodium hypochlorite as a disinfectant - Lenntech
Sodium hypochlorite as a disinfectant - Lenntech

Hypochlorous ,acid, is produced by the reaction of ,sodium, hydroxide with chlorine gas. In ,water,, the so-called 'active chlorine' is formed. There are various ways to use ,sodium, hypochlorite. For on-site salt electrolysis, a solution of salt (NaCl) in ,water, is applied. ,Sodium, (Na +) and chloride (Cl-) ions are produced. 4NaCl-→ 4Na + + 4Cl-

Sewage treatment - Wikipedia
Sewage treatment - Wikipedia

Sewage treatment, is the process of removing contaminants from domestic and municipal ,wastewater,, containing mainly household sewage plus some industrial ,wastewater,.Physical, chemical, and biological processes are used to remove contaminants and produce treated ,wastewater, (or treated effluent) that is safe enough for release into the environment.

Environmental Protection Agency Wastewater Technology Fact ...
Environmental Protection Agency Wastewater Technology Fact ...

equilibrium is maintained. Volatile ,acid, concentrations will be low if the ,lagoon, system is working properly. As a general rule, volatile ,acid, concentrations should be less than 250 mg/L. Inhibition occurs at volatile ,acid, concentrations in excess of 2,000 mg/L. Table 1 presents optimum and extreme operating ranges for methane formation.

Ammonia problems in Wastewater Treatment plants- Midnight ...
Ammonia problems in Wastewater Treatment plants- Midnight ...

The most common types of contaminants expected to be ,discharged, in septic systems associated with meth labs are: solvents (e .g., toluene, xylene, alcohol, acetone); petroleum distillates (e .g., paint thinner, camp stove fuel); liquid corrosives (e.g. sulfuric ,acid,, muriatic ,acid,, ,sodium

Industrial Water Reuse and Wastewater Minimization
Industrial Water Reuse and Wastewater Minimization

water, for makeup to their cooling towers. ,Sodium, hydroxide is added to maintain a recirculated the demineralizers was 34 to 68 gal/day (130 to ,water, pH of 8.2 to 8.4. 258 L/day) of 20% ,sodium, hydroxide or 68 to Reuse of demineralizer rinse waters had three purposes: • ,Sodium, hydroxide reduction • ,Water, …

The Role of Alkalinity in Aerobic Wastewater Treatment ...
The Role of Alkalinity in Aerobic Wastewater Treatment ...

Alkalinity can be defined as the ability of a ,water, to neutralize ,acid, or to absorb hydrogen ions. It is the sum of all ,acid, neutralizing bases in ,the water,. In municipal and industrial ,wastewater, there are many factors which contribute alkalinity.

Water Quality Analyzer Water Quality Sensor Manufacturer ...
Water Quality Analyzer Water Quality Sensor Manufacturer ...

Online ,Sodium, Meter. Online Oil-in-,Water, Analyzer. ,Water, Quality Sensor. pH/ORP Sensor. ... The most obvious part is ,water, pollution, such as industrial ,wastewater,, medical ,wastewater,, river pollution, heavy metal pollution, drinking ,water, problem ... Industrial ,waste water, is ,discharged, during the production process.it is an important cause of ...

Phosphate in Wastewater — Water Library | Acorn Water ...
Phosphate in Wastewater — Water Library | Acorn Water ...

17/3/2020, · Phosphate is abundant in ,wastewater, and should be removed before treated effluent is ,discharged,. There are two main methods for phosphate removal: chemical removal and biological removal. Chemical treatments are generally more common and easier to maintain while biological treatments may produce less sludge and cost less in the long run.1

Water pollution - Wikipedia
Water pollution - Wikipedia

Water, pollution is the contamination of ,water, bodies, usually as a result of human activities.,Water, bodies include for example lakes, rivers, oceans, aquifers and groundwater.,Water, pollution results when contaminants are introduced into the natural environment. For example, releasing inadequately treated ,wastewater, into natural ,water, bodies can lead to degradation of aquatic ecosystems.

Novel sodium bicarbonate activation of cassava ethanol ...
Novel sodium bicarbonate activation of cassava ethanol ...

Thus, it is widely detected in surface ,water,, underground ,water,, and soil environment (Singh et al., 2019). Numerous researches showed that these antibiotic residues would pose potential threats (acute or chronic diseases) to human health through the drinking ,water, and food web (Xu …

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