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Feasibility study report on treatment of mud cuttings fracturing flowback fluid

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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Feasibility study report on treatment of mud cuttings fracturing flowback fluid
Wastewater Treatment and Effluent Reuse Opportunities ...
Wastewater Treatment and Effluent Reuse Opportunities ...

Average raw ,wastewater, pH is in the alkaline to ,neutral, range, which means that the bulk of the ammonia is present as the ammonium ion ... The ,acid, formers produce organic acids which drop the pH and inhibits the growth of the methane-producing bacteria once the pH drops below 6.0.

Disposal of Waste | Prudent Practices in the Laboratory ...
Disposal of Waste | Prudent Practices in the Laboratory ...

If the ,acid, or base is highly concentrated, it is prudent to first dilute it with cold water (adding the ,acid, or base to the water) to a concentration below 10%. Then the ,acid, and base are mixed, and the additional water is slowly added when necessary to cool and dilute the neutralized product. The concentration of ,neutral, salts

Advances in biological systems for the treatment of high ...
Advances in biological systems for the treatment of high ...

1/4/2016, · Although there is no clear definition of high-strength wastewater, it is generally described as, any wastewater containing contaminants at concentrations greater than domestic wastewater, .

Phenol Oxidation: Industrial Wastewater: Carus Group
Phenol Oxidation: Industrial Wastewater: Carus Group

This reaction proceeds quickly at ,neutral, pH and in 60 minutes or less the phenol concentration can be reduced by 99%. If necessary, the reaction rate can be improved by raising the solution pH with the addition of a base, such as sodium hydroxide or by acidifying the solution with, for example, sulfuric ,acid,.

Trends in Wastewater Disinfection Peracetic Acid (PAA)
Trends in Wastewater Disinfection Peracetic Acid (PAA)

PAA is a strong disinfectant and a strong oxidant. Strong Disinfectant. PAA oxidizes enzymes (proteins) and nutrients inside bacteria cells, rendering them unviable. These mechanisms enable PAA to disrupt bacteria effectively and efficiently (low doses, short contact times) Strong Oxidant.

Laboratory Procedures: Analysis for Wastewater Treatment ...
Laboratory Procedures: Analysis for Wastewater Treatment ...

This ,wastewater, laboratory manual is furnished by the Environmental Protection Agency as an aid to the laboratory analyst for making waste- water analyses ... It can be cleaned by rinsing with an ,acid, cleaning mixture made up by adding 1 liter of concentrated sulfuric ... The pH scale extends from 0 to 14 with the ,neutral, point at 7.0.

Inflow & Infiltration (I&I) - The Wastewater Blog
Inflow & Infiltration (I&I) - The Wastewater Blog

In contrast to seawater, untreated domestic ,wastewater, typically has a sulfate ,concentration, between 20 and 50 mg/L with an expected average value of 30 mg/L for medium-strength ,wastewater,. Values outside this range would usually indicate that oxidized sulfur compounds such as sulfate, sulfite, and thiosulfate may be present in significant concentrations due to a contribution from various industrial wastewaters.

Solution of printing and dyeing wastewater decolorizing agent
Solution of printing and dyeing wastewater decolorizing agent

Printing and dyeing ,wastewater, often has the following auxiliaries: (1) ,neutral, electrolytes such as NaCl, Na2SO4, etc.; (2) ,acid, and alkali regulators such as HCl, NaOH or Na2CO3; (3) surfactant; (4) puffing agents such as urea; (5) adhesives such as modified starch, urea formaldehyde resin, polyvinyl alcohol, and other stabilizers such as ...

Total dissolved solids - Wikipedia
Total dissolved solids - Wikipedia

27/6/2006, · Total dissolved solids is a measure of the dissolved combined content of all inorganic and organic substances present in a liquid in molecular, ionized, or micro-granular suspended form. TDS concentrations are often reported in parts per million. Water TDS concentrations can be determined using a digital meter. Generally, the operational ,definition, is that the solids must be small enough to survive …

Brief Analysis of the Main Treatment Methods of Phosphoric ...
Brief Analysis of the Main Treatment Methods of Phosphoric ...

It is generally considered that as long as the, phosphorus content in wastewater, is, higher, than that in domestic, wastewater, or the total, phosphorus concentration, is more than 100 mg/L, it is called high, concentration wastewater,. High concentration, phosphorus was,tewater is difficult to be removed by a single biological or chemical method, even if it can be removed, it will cause a great burden on the …

How to Remove Emulsified Oil from Wastewater with ...
How to Remove Emulsified Oil from Wastewater with ...

The simplest ones are sodium laurel sulfate or stearic ,acid,, which have a hydrophilic (water loving) and a lipophilic (oil loving) end. The lipophilic end enters the oil droplet, while the hydrophilic end remains in the water. Since this creates a charge on the otherwise ,neutral, oil droplet, the droplets will repel each other and disperse.

Hardness of Water - USGS
Hardness of Water - USGS

The simple ,definition, of water hardness is the amount of dissolved calcium and magnesium in the water. Hard water is ,high, in dissolved minerals, largely calcium and magnesium. You may have felt the effects of hard water, literally, the last time you washed your hands.

Urban Wastewater - an overview | ScienceDirect Topics
Urban Wastewater - an overview | ScienceDirect Topics

Usually, a high concentration of these contaminants in urban wastewater reflects their, elevated content in the, corresponding sewage sludge collected from treatment processes (Fijalkowski et al., 2017).

Lesson 8: Nitrification and Denitrification
Lesson 8: Nitrification and Denitrification

Most of the ammonia-nitrogen in municipal ,wastewater, is in the ammonium form because of its ,neutral, pH range (between 6 and 8). Therefore, chemicals such as lime or sodium hydroxide must be added to raise the pH to the 10.5 to 11.5 range.

How to Treat Wastewater from Iron and Steel Industry ...
How to Treat Wastewater from Iron and Steel Industry ...

Acid, Waters: Spent pickling ... Most of the ferrous sulphate wastes are treated with lime to ,make, them alkaline. ... feature of this joint treatment is a combination of the alkaline tailing waste with the acidic leaching waste to form a ,neutral, iron-free effluent for discharge.

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