Welcome to the company ! we have many years of professional experience !
rsdgj@pyzyrsd.com +86 513525609655

hydraulic fracking to extract oil and natural gas resources gas

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.

Certificate of Honor

Get in touch with us

We will confidentially process your data and will not pass it on to a third party.

hydraulic fracking to extract oil and natural gas resources gas
(PDF) BIOTECHNOLOGY FOR WASTE AND WASTEWATER TREATMENT ...
(PDF) BIOTECHNOLOGY FOR WASTE AND WASTEWATER TREATMENT ...

BIOTECHNOLOGY FOR WASTE AND WASTEWATER TREATMENT,. Adel Mageed. Gary Bennett. Bruce Rittmann. Pubul Martín. Saeed Aghajani. John Evans. Adel Mageed. Gary Bennett. Bruce Rittmann. Pubul Martín. Saeed Aghajani. John Evans. Download PDF. Download Full PDF Package. This paper. A short summary of this paper.

Chapter 3.3: The Chemical Families - Chemistry LibreTexts
Chapter 3.3: The Chemical Families - Chemistry LibreTexts

The elements of group 1 are called the ,alkali, metals.,Alkali, (from the Arabic al-qili, meaning “ashes of the saltwort plant from salt marshes”) was a general term for substances derived from wood ashes, all of which possessed a bitter taste and were able to neutralize acids.Although oxides of both group 1 and group 2 elements were obtained from wood ashes, the ,alkali, metals had lower ...

GA Wastewater Class 2 Flashcards - Cram.com
GA Wastewater Class 2 Flashcards - Cram.com

c) to prevent ,wastewater, in the discharge line from flowing back through the pump d) to regulate the rate of ,wastewater, flow through the discharge pipe The addition of chlorine, ,acid,, carbon dioxide, or sulfuric ,acid, will ____ the pH of ,wastewater,?

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

17/11/2011, · Hydrogen was produced at a rate of 0.001 L hydrogen/h/L culture in 20% dilution of the wastewater. To adjust the carbon concentration to 70 mM and nitrogen concentration to 2 mM, sucrose or L-malic acid was added as carbon source and sodium glutamate was added as nitrogen source to the 20% dilution of SRWW.

Anaerobic Sludge Digestion: Operations Manual
Anaerobic Sludge Digestion: Operations Manual

The acids are then converted to carbon dioxide (C02) and methane (CH4) gases as. major end products. This step completes the work of the two principal forms of bacteria and results in stabilizing between 40 and 60 percent of the organic waste in domestic sludge.

Adsorption of cadmium and lead in wastewater by four kinds ...
Adsorption of cadmium and lead in wastewater by four kinds ...

In summary, the optimal pH for using YCX ,to treat wastewater, containing Cd 2+ and Pb 2+ was in the range 6–8. Therefore, in practice, YCX can be combined with limewater treatment of ,wastewater, containing high concentrations of Cd 2+ and Pb 2+.

Application of ACTI-Mag in mine water | Calix ...
Application of ACTI-Mag in mine water | Calix ...

ACTI-Mag turned out to be a very cost effective solution for the treatment of mine pit water, and other water that had been contaminated with acid. Whether the acid was leached from the ground, or as a result of an industrial waste, the ACTI-Mag was able to make use of the high surface area to rapidly neutralise the acid contamination.

Soil - Wikipedia
Soil - Wikipedia

Soil, formation, or pedogenesis, is the combined effect of physical, chemical, biological and anthropogenic processes working on ,soil, parent material.,Soil, is said to be formed when organic matter has accumulated and colloids are washed downward, leaving deposits of clay, humus, iron oxide, carbonate, and gypsum, producing a distinct layer called the B horizon.

(PDF) BIOTECHNOLOGY FOR WASTE AND WASTEWATER TREATMENT …
(PDF) BIOTECHNOLOGY FOR WASTE AND WASTEWATER TREATMENT …

BIOTECHNOLOGY FOR WASTE AND WASTEWATER TREATMENT,. Adel Mageed. Gary Bennett. Bruce Rittmann. Pubul Martín. Saeed Aghajani. John Evans. Adel Mageed. Gary Bennett. Bruce Rittmann. Pubul Martín. Saeed Aghajani. John Evans. Download PDF. Download Full PDF Package. This paper. A short summary of this paper.

Course Help Online - Have your academic paper written by a ...
Course Help Online - Have your academic paper written by a ...

Professional academic writers. Our global writing staff includes experienced ENL & ESL academic writers in a variety of disciplines. This lets us find the most appropriate writer for any type of assignment.

Wastewater Engineering - Dokuz Eylül University
Wastewater Engineering - Dokuz Eylül University

The ,acid, most commonly used is sulfuric ,acid, and the most commonly base is lime [Ca(OH) 2]. When activated silica ,is added, to water, it produces a stable solution that has a negative surface charge. The activated silica can unite with the positively charged aluminum or with iron flocs, resulting in a larger, denser floc that settles faster and enhances enmeshment.

Water Wise - Frequently Asked Questions
Water Wise - Frequently Asked Questions

Nitrates can be removed from ,wastewater, by microbial denitrification, for which a small amount of methanol is typically ,added, to provide the bacteria with a source of carbon. Ozone ,Waste Water, Treatment is also growing in popularity, and requires the use of an ozone generator, which decontaminates the water as Ozone bubbles percolate through the tank.

Industrial Wastewater Treatment Guide: Expanded Edition
Industrial Wastewater Treatment Guide: Expanded Edition

chlor-alkali and chemical plant waste; acid rock and mine drainage; food preservation and manufacturing waste streams; desalination waste from potable water creation; irrigation runoff; Brine waste is typically either recycled for use in the facility’s process or treated for disposal.

Expat Dating in Germany - chatting and dating - Front page DE
Expat Dating in Germany - chatting and dating - Front page DE

Expatica is the international community’s online home away from home. A must-read for English-speaking expatriates and internationals across Europe, Expatica provides a tailored local news service and essential information on living, working, and moving to your country of choice. With in-depth features, Expatica brings the international community closer together.

Adsorption of cadmium and lead in wastewater by four kinds ...
Adsorption of cadmium and lead in wastewater by four kinds ...

In summary, the optimal pH for using YCX to treat wastewater containing Cd 2+ and Pb 2+ was in the range 6–8. Therefore, in practice, YCX can be combined with limewater treatment of wastewater containing high concentrations of Cd 2+ and Pb 2+.

Materials | Free Full-Text | Green Adsorbents for ...
Materials | Free Full-Text | Green Adsorbents for ...

There are different modification methods and these can be done using various agents like base solutions (sodium hydroxide, calcium hydroxide, sodium carbonate) mineral and organic acid solutions (hydrochloric acid, nitric acid, sulfuric acid, tartaric acid, citric acid, thioglycollic acid), organic compounds (ethylenediamine, formaldehyde, epichlorohydrin, methanol), oxidizing …

Wastewater Analysis and Study of Soil Microorganisms of ...
Wastewater Analysis and Study of Soil Microorganisms of ...

This strainwas applied ,to treat, industrial lead contaminated ,wastewater,, ... while denitrification reduces nitratesolely to molecular nitrogen. Sulfanilic ,acid, and dimethyl 1-naphthylamine are ,added, todetect ... from the fermentation ofdextrose.3 The acetoin is oxidized in the presence of oxygen and ,alkali, to produce a redcolor.3 This is a ...

Chapter 3.3: The Chemical Families - Chemistry LibreTexts
Chapter 3.3: The Chemical Families - Chemistry LibreTexts

The elements of group 1 are called the ,alkali, metals.,Alkali, (from the Arabic al-qili, meaning “ashes of the saltwort plant from salt marshes”) was a general term for substances derived from wood ashes, all of which possessed a bitter taste and were able to neutralize acids.Although oxides of both group 1 and group 2 elements were obtained from wood ashes, the ,alkali, metals had lower ...

Chat Online Inquiry Email

Business cooperation

+86 513525609655

Company address

Road West, North Branch, Jingkai Road, Puyang City