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

Application of neutralization method for acid wastewater

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.

Application of neutralization method for acid wastewater
Application of Heavy Metal Detection Technology in ...
Application of Heavy Metal Detection Technology in ...

concentration of ,chromium, in seawater is 0.05 microgram/liter. The average concentration of ,chromium, in drinking water is low. The main pollution sources of ,chromium, are ,chromium, ore processing ,wastewater,, tannery ,wastewater,, ,electroplating wastewater, and printing and dyeing ,wastewater,.

Fifteen industrial wastewater treatment processes | LCDRI CN
Fifteen industrial wastewater treatment processes | LCDRI CN

Industrial ,wastewater, refers to ,wastewater,, sewage and waste liquid produced in industrial production processes, which contain industrial production materials, intermediate products and products that are lost with water, and pollutants produced during the production process, summarizing chemical industrial ,wastewater,, printing and dyeing industrial ,wastewater,. 15 kinds of ,industrial wastewater treatment, processes such as paper industry ,wastewater,, dye production ,wastewater,…

14 Industrial Wastewater Treatment Principals and Ideas
14 Industrial Wastewater Treatment Principals and Ideas

The third type is classified according to the main components of the pollutants contained in the ,wastewater,, such as acidic ,wastewater,, alkaline ,wastewater,, cyanide-,containing wastewater,, ,chromium,-,containing wastewater,, cadmium-,containing wastewater,, mercury-,containing wastewater,, phenol-,containing wastewater,, aldehyde-,containing wastewater,, and oily ,wastewater,. , sulfur-,containing wastewater,, organic phosphorus ,wastewater, and radioactive ,wastewater,…

Electrocoagulation Technology in Wastewater Treatme nt: A ...
Electrocoagulation Technology in Wastewater Treatme nt: A ...

216 T of dry matter contain ,chromium, and iron hydroxides, organic and inorganic pollutants. Mansouri et al . (2012) highlighted the Electrocoagulation using aluminum electrodes achieved a high removal efficiency of chemical oxygen demand ( ≥80%) from aqueous solutions ,containing, 0.51 g·L−1 t annic ,acid,. The primary

Application of Heavy Metal Detection Technology in ...
Application of Heavy Metal Detection Technology in ...

concentration of ,chromium, in seawater is 0.05 microgram/liter. The average concentration of ,chromium, in drinking water is low. The main pollution sources of ,chromium, are ,chromium, ore processing ,wastewater,, tannery ,wastewater,, ,electroplating wastewater, and printing and dyeing ,wastewater,.

Dr. Asha Sathish | Amrita Vishwa Vidyapeetham
Dr. Asha Sathish | Amrita Vishwa Vidyapeetham

Since these results are favourable, column experiments have also been performed on composite ,electroplating, effluents ,containing chromium, ions. Notably, for composite ,electroplating, effluents, maximum bed capacity of 50.05 mg/g is obtained.

An Overview on Research Trends in Remediation of Chromium
An Overview on Research Trends in Remediation of Chromium

Kongsricharoern N. and Polprasert C., Electrochemical precipitation of ,chromium, (Cr6þ) from an ,electroplating wastewater,, Wat. Sci. Technol., 31, 109-117 (1995) Ana M., Nieto Castillo Æ Juan Jose´ Soriano Æ Rafael A. Garcý´a-Delgado., Changes in ,chromium, distribution during the electrodialytic remediation of a Cr (VI)contaminated soil Environ Geochem Health, 30, 153–157 (2008)

POREX Tubular Membrane Filter (TMF™) Applied in Copper ...
POREX Tubular Membrane Filter (TMF™) Applied in Copper ...

wastewater containing, 100 mg/l Cu2+ and 300 mg/l Ni2+, with pH ranges from 2.5 to 4.0. Because the ,wastewater, collection system is not perfect, Cyanogen and Chrome (including Cr6+ and Cr3+) ,wastewater, also flow into this stream, which creates difficulty for the pretreatment chemical reaction stage design. ,Wastewater, Information

Chromium Oxide Green Ⅱ | Jinhe Enterprise Co.Limited
Chromium Oxide Green Ⅱ | Jinhe Enterprise Co.Limited

In addition, hexavalent ,chromium,, especially chromic ,acid,, has a strong cultural hall effect on the metal pipes of the sewer system. Sodium dichromate with a concentration of 2 of 0.31mg/l can corrode the pipeline. All plants can be poisoned when the trivalent ,chromium wastewater containing, 3.4-17.3 mg / …

How we get exposed to the heavy metal CHROMIUM (Cr) | Toxno
How we get exposed to the heavy metal CHROMIUM (Cr) | Toxno

Industries and processes in which exposure to ,chromium, (VI) occurs include: production, use and welding of ,chromium,-,containing, metals and alloys (e.g. stainless steels, high-,chromium, steels); ,electroplating,; production and use of ,chromium,-,containing, compounds, such as pigments, paints (e.g. application in the aerospace industry and removal in construction and maritime industries), catalysts, chromic ,acid,…

HJ 985-2018 PDF. - Chinese Standard
HJ 985-2018 PDF. - Chinese Standard

According to the “separation collection” of chromium-containing wastewater, cyanide-containing wastewater, acid-base wastewater, etc., the wastewater discharge is recorded separately; The centralized sewage treatment plant and the electroplating industrial sewage disposal unit that treats the wastewater by itself shall be recorded separately according to the principle of “separation collection”.

Chemical and microbial remediation of hexavalent chromium ...
Chemical and microbial remediation of hexavalent chromium ...

15/4/2013, · The hybrid process involving bio-chemical approach was suggested for the treatment of a wastewater sludge containing chromium and other metals , . The chemical leaching of the sludge in a 5.2 L continuous stirred tank reactor (CSTR) with the bio-oxidized Fe(III) using A. ferrooxidans dissolved about 49% Cr along with 63% Cd, 71% Cu and 80% Zn.

Application of Heavy Metal Detection Technology in ...
Application of Heavy Metal Detection Technology in ...

concentration of ,chromium, in seawater is 0.05 microgram/liter. The average concentration of ,chromium, in drinking water is low. The main pollution sources of ,chromium, are ,chromium, ore processing ,wastewater,, tannery ,wastewater,, ,electroplating wastewater, and printing and dyeing ,wastewater,.

Application Fields Of Powdered Activated Carbon - Industry ...
Application Fields Of Powdered Activated Carbon - Industry ...

It has the advantages of large specific surface area, strong adsorption capacity, high mechanical strength, more oxygen ,containing, genes on the surface and strong activity. It can be used for the purification of ,electroplating, solution, the treatment of ,chromium electroplating wastewater, and the treatment of cyanide ,containing wastewater,. 7.

How we get exposed to the heavy metal CHROMIUM (Cr) | Toxno
How we get exposed to the heavy metal CHROMIUM (Cr) | Toxno

Industries and processes in which exposure to ,chromium, (VI) occurs include: production, use and welding of ,chromium,-,containing, metals and alloys (e.g. stainless steels, high-,chromium, steels); ,electroplating,; production and use of ,chromium,-,containing, compounds, such as pigments, paints (e.g. application in the aerospace industry and removal in construction and maritime industries), catalysts, chromic ,acid,…

Electrocoagulation Technology in Wastewater Treatme nt: A ...
Electrocoagulation Technology in Wastewater Treatme nt: A ...

216 T of dry matter contain ,chromium, and iron hydroxides, organic and inorganic pollutants. Mansouri et al . (2012) highlighted the Electrocoagulation using aluminum electrodes achieved a high removal efficiency of chemical oxygen demand ( ≥80%) from aqueous solutions ,containing, 0.51 g·L−1 t annic ,acid,. The primary

Chromium Oxide Green Ⅱ | Jinhe Enterprise Co.Limited
Chromium Oxide Green Ⅱ | Jinhe Enterprise Co.Limited

In addition, hexavalent ,chromium,, especially chromic ,acid,, has a strong cultural hall effect on the metal pipes of the sewer system. Sodium dichromate with a concentration of 2 of 0.31mg/l can corrode the pipeline. All plants can be poisoned when the trivalent ,chromium wastewater containing, 3.4-17.3 mg / …

An Electromembrane Process for Cadmium Recovery from ...
An Electromembrane Process for Cadmium Recovery from ...

Electroplating, shops that have cadmium plating lines are among the main sources of environmental pollution with liquid and solid waste ,containing, cadmium compounds. Solid waste is the so-called galvanic sludge produced in sewage treatment facilities serving ,electroplating, shops.

Dr. Asha Sathish | Amrita Vishwa Vidyapeetham
Dr. Asha Sathish | Amrita Vishwa Vidyapeetham

Since these results are favourable, column experiments have also been performed on composite ,electroplating, effluents ,containing chromium, ions. Notably, for composite ,electroplating, effluents, maximum bed capacity of 50.05 mg/g is obtained.

Chat Online Inquiry Email

Business cooperation

+86 513525609655

Company address

Road West, North Branch, Jingkai Road, Puyang City