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Quality of fracturing flowback fluid in gas field

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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Quality of fracturing flowback fluid in gas field
Treatment of highly acidic wastewater containing high ...
Treatment of highly acidic wastewater containing high ...

1/10/2017, · Treatment methodologies reported in the literature to treat the acidic wastewater include, chemical addition,,, advanced oxidation processes (AOP), catalytic peroxidation, Fenton method, electrochemical oxidation,,,, electro-Fenton method,, sono-chemical and photochemical processes.

Industrial wastewater treatment - Wikipedia
Industrial wastewater treatment - Wikipedia

Industrial ,wastewater, treatment describes the processes used for treating ,wastewater, that is produced by industries as an undesirable by-product. After treatment, the treated industrial ,wastewater, (or effluent) may be reused or released to a sanitary sewer or to a surface water in the environment.. Most industries produce some ,wastewater,.Recent trends have been to minimize such production or ...

General 5 | Bru'n Water
General 5 | Bru'n Water

These ,ions, are either positively-charged (Cations) or negatively-charged (Anions). 2.5.1 Undesirable ,Ions,. The first consideration is that brewing ,water, should have high quality and be safe to drink. This requires that the ,water, have no pollutants and have little or no ,iron,, manganese, nitrites, nitrates, or sulfides.

Project Report on Waste Water Treatment
Project Report on Waste Water Treatment

For neutralization of the ,acidic, effluent, the following techniques are used: 1. Lime-Stone Treatment: For ,acidic, effluents, lime stone can be used as it will form calcium compounds depending upon the presence and amount of acid. 2. Caustic Soda Treatment: Although costly, yet the method is also utilized for neutralizing the acid.

Publications - Helmholtz-Centre for Environmental Research
Publications - Helmholtz-Centre for Environmental Research

Microplastic particle emission from ,wastewater, treatment plant effluents into river networks in Germany: Loads, spatial patterns of concentrations and potential toxicity Publication A physically-based explicit 3-D model reveals the impact of event-conditions and landscape properties on …

Annual Transition Report (10-kt)
Annual Transition Report (10-kt)

Following the end of our fiscal year ended March 31, 2020, we transitioned to a December 31 fiscal year-end date. As a result, this report on Form 10-K is a transition report (the “Transition Report”) and includes financial information for the transition period from April 1, 2020 through December 31, 2020 (the “Transition Period”).

How to Treat Acidic Water? - Cannon Water Technology
How to Treat Acidic Water? - Cannon Water Technology

This method works well for the water that has a pH of 5.5 or higher. The tank comprises an automatic backwashing valve that backflushes the calcite to the drain for minutes to remove precipitated ,iron, and solids. This process of raising the pH level adds hardness back to the water.

Wipac Monthly 46th edition june 2015 - SlideShare
Wipac Monthly 46th edition june 2015 - SlideShare

Environmental data offers route to water sector innovation Pulsar’s Global Ultrasonic Capability the Key to Major Australian Contract As the principal supplier of water, ,wastewater, and drainage services throughout the state of Western Australia, Water Corporation manages more than 100 ,wastewater, treatment plants and over 1,100 pump stations across an area more than a quarter of the size of ...

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

The treated water is then, filtered by, either, pressure or gravity media filters depending, on the logistics of the final disposal. The sludge from this process typically goes to a conventional thickener and filter press for dewatering prior to disposal. Dewatering produces an average 20:1 reduction in sludge volumes.

New trends in removing heavy metals from industrial wastewater
New trends in removing heavy metals from industrial wastewater

1/10/2011, · The application of both reverse osmosis (RO) and nanofiltration (NF) technologies for the treatment of ,wastewater containing, copper and cadmium ,ions, was investigated (Abu Qdaisa and Moussab, 2004). The results showed that high removal efficiency of the heavy metals could be achieved by RO process (98% and 99% for copper and cadmium, respectively).

FERMENTATION TECHNOLOGY (teknologi penapaian): 2011
FERMENTATION TECHNOLOGY (teknologi penapaian): 2011

The blog discusses all areas related to fermentation technology covering upstream, midstream and downstream activities. It is the meeting point of experts, novices, fermentation hobbyists,students and all those interested in fermentation itself. The blog will also discuss fermentation in education, waste treatment, food industries, pharmaceuticals, and more

Research on Treating Acid Wastewater Containing Heavy Metal
Research on Treating Acid Wastewater Containing Heavy Metal

wastewater, treatment. Some successes in ,wastewater containing, heavy metal ,ions, treatment has recently been achieved by SRB. And it has become a hot point and front line gambit among the field of relevant ,wastewater, treatment. A. Chromium-,Containing Wastewater, . ,Acidic wastewater, from electroplating, tanning, mining

Handbook of analytical techniques | Helmut G?nzler Alex ...
Handbook of analytical techniques | Helmut G?nzler Alex ...

This two-volume handbook comprises almost 1,200 pages with more than 900 figures and has an attractive two-column page layout. It is the key source for problemsolving in all areas of analysis, e. g. of food, water, ,wastewater,, air, soil, biomolecules, pharmaceuticals, or for materials characterization.

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

The essential 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. Two, tailing, waste sources are used: sand and slime sediment formed from lagooning, tailing, wastes in previous years and waste-water from currently used, tailing, disposal lagoons; both contain residual lime.

Effluent gas stream treatment system having utility for ...
Effluent gas stream treatment system having utility for ...

On ,occasion,, the end user of the ... or other ,suitable, material of construction, ... such pre-treatment unit could employ a chemical ,neutralization, mixture for contacting with the effluent gas stream, and likewise the effluent from the oxidation unit could be scrubbed using water or a chemical ,neutralization, mixture.

Treatment of Industrial Wastewater by Organic Wastes
Treatment of Industrial Wastewater by Organic Wastes

introduced with 850 ml ,acidic, industrial ,wastewater, rich in ferric ,iron, characterized by low pH, polluted with presence of metals like cobalt, zinc, copper, lead, manganese, nickel and ,iron,. The experiment was run for three months.

JPWO2002079100A1 - Acid wastewater treatment material and ...
JPWO2002079100A1 - Acid wastewater treatment material and ...

As ,wastewater, to be treated, ,iron ions,, preferably Fe 2+It is particularly effective for ,wastewater containing ions, and sulfate ,ions, and having a pH of 5 or less, preferably a pH of 1 to 4. There is no limitation on the type of such drainage, but mine drainage is preferred.

BIO 225 Lecture - Final Exam Practice Flashcards | Quizlet
BIO 225 Lecture - Final Exam Practice Flashcards | Quizlet

Use of a trickling filter that sprays ,wastewater, over rocks coated with bioflms which aerobically degrade organic matter is an example of: primary phase of ,wastewater, treatment. secondary phase of ,wastewater, treatment. tertiary phase of ,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

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