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Fracturing flowback fluid circulation 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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Fracturing flowback fluid circulation technology
Lesson 8: Nitrification and Denitrification
Lesson 8: Nitrification and Denitrification

Oxidation ditch technology can be used to treat any type of wastewater that is responsive to aerobic degradation. This technology is particulary useful for schools, small industries, housing developments, and small communities. Ultimately, this technology is most applicable for places that have a large amount of land available.

How to Select a Chemical Coagulant and Flocculant.
How to Select a Chemical Coagulant and Flocculant.

Chemicals, typically find utility in the removal of suspended, colloidal and dissolved solids from water, including calcium and magnesium hardness, mineral turbidity, organic colour and other organic substances, and undesirable microbiological species that ,can, cause health concerns in humans. The four broad categories of ,chemicals used, are

(PDF) Textile Wastewater Treatment Options: A Critical Review
(PDF) Textile Wastewater Treatment Options: A Critical Review

The main challenge is to develop a design that ,can, be considered as cost-effective and to substitute ,chemicals, that are less harmful or ,can, ... ,used to treat wastewater, ... ,acid, dyeing ,wastewater, ...

Acid Treatment for Drain Fields and Cesspits
Acid Treatment for Drain Fields and Cesspits

Acid treatment for drain fields and cesspits, has been the center of controversy for many years. This post will give the reader ,some, insight into the pros and cons of using chemical additives in a drain fields, cesspits and cesspools.. Chemical additives such as caustic soda, hydrogen peroxide, sulfuric ,acid, have all been ,used, as chemical additives in the treatment of bio mat buildup in septic ...

Quick Guide To Industrial Wastewater Treatments | Howden
Quick Guide To Industrial Wastewater Treatments | Howden

Wastewater, from ,acid, manufacturing plants or industries where acids are ,used, as raw materials or catalysts will inevitably contain acids in the waste stream. Removal of these pollutants require strategies involving, ion exchange, adsorption, solvent extraction, membrane separation, reactive distillation, reactive extraction, membrane based solvent extraction, emulsion liquid membrane ...

The Ultimate Guide to Wastewater Treatment
The Ultimate Guide to Wastewater Treatment

What are ,some, of the processes ,used to treat wastewater,? ... Brine treatment ,can be used, both in municipal ,wastewater, treatment applications and ,to treat, industrial ,wastewater,. ... so-called 'bleed streams' in this way allows for the recycling of the effluent decreasing the need for fresh water and ,chemicals, such as ,acid,, caustic, etc.

Treating Bakery Wastewater » Ecologix Systems
Treating Bakery Wastewater » Ecologix Systems

Some of these chemicals may include, Peracetic Acid (PAA), Hydrogen Peroxide (H2O2), and even weaker solutions of bleach. The goal must be to effectively disinfect inside the bakery, yet, allow the wastewater to be treated using microorganisms.

The Effects of Sewage on Aquatic Ecosystems | Sciencing
The Effects of Sewage on Aquatic Ecosystems | Sciencing

Sewage, and ,wastewater, disposal severely impact aquatic ecosystems, including disruption of food chains, alteration of reproductive cycles and habitat disruption. ,Sewage, comes from domestic, agricultural, industrial and urban sources. Hazards include biologic, chemical, nutrients and litter.

U.S. Wastewater Treatment Factsheet | Center for ...
U.S. Wastewater Treatment Factsheet | Center for ...

Wastewater treatment, systems reduce environmental impacts in the receiving water, but create other life cycle impacts, mainly through energy consumption. Greenhouse gas (GHG) emissions are associated with both the energy and ,chemicals used, in ,wastewater treatment, and the degradation of organic materials in the POTW.

A review on chemical coagulation/flocculation technologies ...
A review on chemical coagulation/flocculation technologies ...

1/1/2012, · Based on the present review, some novel pre-hydrolysed coagulants such as Polyaluminium chloride (PACl), Polyaluminium ferric chloride (PAFCl), Polyferrous sulphate (PFS) and Polyferric chloride (PFCl) have been found to be more effective and suggested for decolourisation of the textile wastewater.

Treatment Technologies for Organic Wastewater | IntechOpen
Treatment Technologies for Organic Wastewater | IntechOpen

17/11/2011, · 1.1. Resources of organic ,wastewater,. There are several contaminants in ,wastewater,, with organic pollutants playing the major role. Many kinds of organic compounds, such as PCBs, pesticides, herbicides, phenols, polycylic aromatic hydrocarbons (PAHs), aliphatic and hetercyclic compounds are included in the ,wastewater,, and industrial and agricultural production as well as the people living ...

Methods of Wastewater Treatment - Biotech Articles
Methods of Wastewater Treatment - Biotech Articles

20/8/2010, · When the treatment of industrial ,wastewater, is concerned then a special method is ,used, called neutralization. A base or ,acid, is added to the water to level its pH. Lime is the base which is most commonly ,used, in the acidic wastewaters. Metals which have more than one valence are most commonly ,used chemicals, in the chemical ,wastewater, treatment.

Industrial Wastewater Treatment | IWA Publishing
Industrial Wastewater Treatment | IWA Publishing

Industrial wastewater treatment, covers the mechanisms and processes ,used to treat, waters that have been contaminated in ,some, way by anthropogenic industrial or commercial activities prior to its release into the environment or its re-use. Most industries produce ,some, wet waste although recent trends in the developed world have been to minimise such production or recycle such

What Is Sustainable And Ethical Fashion?
What Is Sustainable And Ethical Fashion?

The solvent spinning manufacturing process ,used, is made with a totally closed-loop process that uses non-toxic cellulose solvents (like amine-oxide) rather than sulfuric ,acid,. All water and 99% of the ,chemicals can, be recovered and reused for the same process over and over again.

Pros and Cons of Wastewater Treatment Methods: Coagulation ...
Pros and Cons of Wastewater Treatment Methods: Coagulation ...

There are several wastewater treatment methods of disinfection available, but the two most commonly used are chlorine and ultraviolet light. Chlorine Disinfection. Most are familiar with the use of a chlorine compound to shock treat swimming pools. Chlorine is a toxic agent to biological organisms and kills them by oxidation.

Perchloric acid | HClO4 - PubChem
Perchloric acid | HClO4 - PubChem

PERCHLORIC ACID,, WITH NOT MORE THAN 50% ,ACID, is a solution of a strong oxidizing ,acid,. May react vigorously or deflagrate when mixed with oxidizable material [Merck]. This includes (but is not limited to) alcohols, amines, boranes, dicyanogen , hydrazines, hydrocarbons, hydrogen , nitroalkanes, powdered metals, silanes, or thiols [Bretherick 1979. p.174].

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

Ten to 15 per cent of the ,acid used, in pickling is discharged in the rinse water as highly diluted free and combined ,acid,. Spent sulphate pickling solutions are discharged at 170°F-190°F and ,can, amount to 1,00,000 gal per day in a large mill. Hydrochloric, nitric, phosphoric and hydrofluoric acids are ,used, in pickling stainless steels.

Heavy Metals Removal Industrial Wastewater Solutions
Heavy Metals Removal Industrial Wastewater Solutions

Polymer addition aids in larger floc formation, further enhancing clarifier performance. The wastewater is clarified by a WesTech Flocculating Clarifier. A rake lift is provided since inlet solids can be as high as 2%. The pH is adjusted to normal using hydrochloric acid (HCl). HCl is used because no additional sulfate needs to be added. 4.

Rivers Treatment and Rehabilitation - A Wastewater ...
Rivers Treatment and Rehabilitation - A Wastewater ...

Here are ,Some, Proven Ways ,to Treat, Polluted or Contaminated Water: Industrial ,Treatment,: Before making the water fit for re-use or disposal, it needs to be treated correctly in the water ,treatment, plants. A technically advanced water ,treatment, plant for industrial ,treatment can, be helpful to use water for numerous purposes.

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