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

Cr 2O 7 in industrial acid wastewater can be converted into Cr 2O 3

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.

Cr 2O 7 in industrial acid wastewater can be converted into Cr 2O 3
Complete Water Services | Wastewater - Industrial Metal ...
Complete Water Services | Wastewater - Industrial Metal ...

Neutralization of ,wastewater, that is highly ,acidic, (low pH) or highly basic (high pH) is required for discharge to municipal sewer systems or to rivers and streams. The most common allowable pH range for discharge is generally 6 to 9 standard units (S.U.) but can be 5.0 to …

Refined soybean oil wastewater treatment and its ...
Refined soybean oil wastewater treatment and its ...

1/11/2018, · The release of refined soybean oil ,wastewater, (RSOW) with a high chemical oxygen demand (COD) and oil content burdens the environment. The conversion of RSOW into lipids by oleaginous yeasts may be a good way to turn this waste into usable products. The oleaginous yeast Trichosporon fermentans was ,used, for treating the RSOW without sterilization, dilution, or nutrient supplementation.

Sci Forschen Water and Wastewater Treatment
Sci Forschen Water and Wastewater Treatment

27/1/2018, · treated and ,acid,-treated. These three types of adsorbents were ,used, to remove phosphorus and nitrogen from the ,wastewater,. Five factors were analysed in the experiment; type of adsorbent, dosage, particle size, contact time and rotational speed. The reading of total nitrogen (TN), total phosphorus (TP) and pH

Sci Forschen Water and Wastewater Treatment
Sci Forschen Water and Wastewater Treatment

27/1/2018, · treated and ,acid,-treated. These three types of adsorbents were ,used, to remove phosphorus and nitrogen from the ,wastewater,. Five factors were analysed in the experiment; type of adsorbent, dosage, particle size, contact time and rotational speed. The reading of total nitrogen (TN), total phosphorus (TP) and pH

Removal Technologies in Wastewater Treatment | IWA Publishing
Removal Technologies in Wastewater Treatment | IWA Publishing

Since heavy metal ions are non-biodegradable, they ,can, accumulate their amounts along the food chain. Therefore, it is critical necessary to remove or minimize the heavy metal ions in ,wastewater, systematically. In this article, we mainly introduce three commonly ,used, methods for heavy metal elimination: chemical precipitation, ion exchange, and adsorption.

Flue Gas Desulfurization Wastewater Treatment Primer
Flue Gas Desulfurization Wastewater Treatment Primer

1/3/2009, · Ferric chloride acts as an ,acid,, lowering the pH from the level ,used, in desaturation. Additional ,acid, may be added to optimize coagulation and metals removal.

Agricultural wastewater treatment - Wikipedia
Agricultural wastewater treatment - Wikipedia

Ascarid worms and their eggs are also common in piggery waste and can infect humans if wastewater treatment is ineffective. Silage liquor. Fresh or wilted grass or other green crops can be made into a semi-fermented product called silage which can be stored and used as winter forage for

Wastewater - Wikipedia
Wastewater - Wikipedia

27/4/2003, · Treated ,wastewater can, be reused in industry (for example in cooling towers), in artificial recharge of aquifers, in agriculture and in the rehabilitation of natural ecosystems (for example in wetlands). In rarer cases it is also ,used, to augment drinking water supplies. There are several technologies ,used, to ,treat wastewater, for reuse.

CONSTRUCTED WETLANDS TO TREAT WASTEWATER
CONSTRUCTED WETLANDS TO TREAT WASTEWATER

Constructed wetlands are proving to be a valid treatment option for acid mine drainage, hazardous waste site wastewaters, petroleum refinery wastes, compost and landfill leachates, agricultural wastes and pre-treated industrial wastewaters, such as those from pulp …

Refined soybean oil wastewater treatment and its ...
Refined soybean oil wastewater treatment and its ...

1/11/2018, · In the process of wastewater treatment, a large amount of saturated fatty acids was bioconverted into UFAS by T. fermentans. The fatty acid composition of the microbial lipids was similar to that of vegetable oil, which is commonly used in biodiesel production.

TREATING INDUSTRIAL WASTEWATER – Flexi Systems
TREATING INDUSTRIAL WASTEWATER – Flexi Systems

Our High Concentration, Cyanide, Decomposition System, can treat wastewater, containing, cyanide, with concentrations of up to hundred thousands PPM and achieve 99.99% removal rate. It does not use liquid bleach and is therefore environmentally friendly.

Chemical aspects of peracetic acid based wastewater ...
Chemical aspects of peracetic acid based wastewater ...

Peracetic acid (PAA), has been studied for wastewater disinfection applications for some 30 years and has been shown to be an effective disinfectant against many indicator microbes, including bacteria, viruses, and protozoa.

Methane recovery from acidic tofu wastewater using an ...
Methane recovery from acidic tofu wastewater using an ...

3/1/2021, · FBRs have been used to treat different kinds of wastewater in the beverage, food processing, pharmaceutical, and chemical industries due to their capacity for biosolid retention [ 11 ].

(PDF) Flocculation : A New Way to Treat the Waste Water
(PDF) Flocculation : A New Way to Treat the Waste Water

So it is necessary to remove suspension in water and ,wastewater,. The coagulation-flocculation method is sustainable solution for different kind of surface water, ground water, synthetic water and ...

CONSTRUCTED WETLANDS TO TREAT WASTEWATER
CONSTRUCTED WETLANDS TO TREAT WASTEWATER

Constructed wetlands, are proving to be a valid treatment option for acid mine drainage, hazardous waste site wastewaters, petroleum refinery wastes, compost and landfill leachates, agricultural wastes and pre-treated industrial wastewaters, such as those from pulp and paper mills and textile mills (ITRC 2003, USDA 1995).

A review of treating oily wastewater - ScienceDirect
A review of treating oily wastewater - ScienceDirect

1/5/2017, · Fungi, can, effectively reduce the chemical oxygen demand of water, polyvinyl alcohol with a bacterial cell, can, be, used, to secure the loop processing of, waste, and obtain a high, COD, removal. Studies show ( Li et al., 2005 ), that in the system the addition of nitrogen (such as ammonium sulfate) can increase the, COD, removal.

CHARACTERIZATION AND PERFORMANCE EVALUATION OF …
CHARACTERIZATION AND PERFORMANCE EVALUATION OF …

in WABE can be used to treat wastewater. The development of recyclable flocculants could minimize the cost of flocculation and could solve the problem of exhausted flocculants disposal [8]. Therefore, the aim of this study was to investigate the potential of WABE as flocculants agent by treating real wastewater. 2. Materials and Methods

Flue Gas Desulfurization Wastewater Treatment Primer
Flue Gas Desulfurization Wastewater Treatment Primer

1/3/2009, · Ferric chloride acts as an acid, lowering the pH from the level used in desaturation. Additional acid may be added to optimize coagulation and metals removal.

Chat Online Inquiry Email

Business cooperation

+86 513525609655

Company address

Road West, North Branch, Jingkai Road, Puyang City