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

Printing and dyeing wastewater of acid lake blue

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.

Printing and dyeing wastewater of acid lake blue
Research of acid mine wastewater treatment technology
Research of acid mine wastewater treatment technology

better method to treat ,wastewater, and the process is shown in figure 2. First of all, add lime adjust pH of 4.0 to precipitate Fe 3+ , because Fe 3+ in sewage is the optimal, it is no need to set oxidation process to transform Fe 2+ to Fe 3+ ;Then, put solution into sewage to make copper precipitate in the form of

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

In this article we will discuss about the methods and procedures to treat and control ,wastewater from iron and steel industry,. ADVERTISEMENTS: The iron and steel ,industry,, as treated here, includes pig iron production, steel making, rolling operations and those finishing operations common in steel mills, i.e. cold reduction, tin plating and galvanising. Most steel […]

Acid-enhanced limestone defluoridation in column reactor ...
Acid-enhanced limestone defluoridation in column reactor ...

Acid enhanced limestone defluoridation of water has been studied in a crushed, limestone, column reactor using, oxalic acid, (OA).

Study on Treatment of Smelting Contaminated Acid by ...
Study on Treatment of Smelting Contaminated Acid by ...

Copper ,smelting, gas producing sulfuric ,acid, process produces contaminated ,acid, which contains high concentration of fluorine, chlorine, arsenic and copper, zinc, lead, cadmium and other metals. The sulfide precipitation and lime neutralization methods have been used at present. Those methods have some deficiencies as which produces a lot of hazardous and unwieldy solid …

Nonferrous Metals Manufacturing Effluent Guidelines | US EPA
Nonferrous Metals Manufacturing Effluent Guidelines | US EPA

The ,wastewater, streams generated by the ,industry, vary according to the metal extraction processes employed, but generally derive from smelter furnace and filtration residues, rinsing of materials, spent solutions, equipment cooling and air pollution controls (wet scrubbers).

Emission Estimation Technique Manual
Emission Estimation Technique Manual

5.3.1 Vent Releases from ,Acid, Storage Tanks ... ,Wastewater, Treatment ... facilities engaged in the aluminium ,smelting industry,. EET MANUAL: Aluminium ,Smelting, HANDBOOK: Aluminium ,Smelting, ANZSIC CODE: 272 and 2722 The aluminium ,smelting, activities covered in this manual include:

Treatment of Arsenic in copper smelting
Treatment of Arsenic in copper smelting

acid, with distribution closely related to the ,smelting, process. Finally, it is enriched in by-products of various metallurgical processes, including white ash, anode slime, arsenic sulfide residue, contaminated ,acid, and so on, or cyclically accumulated in the system. Chinese Standard of Arsenic for Copper ,Industry, GB25467--2010

Nickel Smelting and Refining Industry - Pollution ...
Nickel Smelting and Refining Industry - Pollution ...

Article Nickel ,Smelting and Refining Industry - Pollution Prevention, Guidelines. Introduction Pollution Prevention Guidelines to provide technical advice and guidance to staff and consultants involved in pollution-related projects. The guidelines r...

The 2nd National Nonferrous Metals Smelting Chemical EP ...
The 2nd National Nonferrous Metals Smelting Chemical EP ...

In order to further improve the environmental protection technology innovation level of non-ferrous metal ,smelting, and chemical ,industry, in China, focus on and improve the latest achievements of non-ferrous metal ,smelting, enterprises in ,smelting wastewater,, waste slag and waste gas resource reduction and reduction, and analyze the main links of pollutant production and …

ARTICLE: Addressing the Challenge of Bauxite Residue ...
ARTICLE: Addressing the Challenge of Bauxite Residue ...

The recovered caustic soda is recycled at the alumina refinery and sulfuric ,acid, is recycled in the soda recovery leaching process. 13. One of the ,acid, neutralization options is to use highly acidic ,wastewater,. For example, pickling waste liquor is a mixture of strong acids used for descaling or cleaning surfaces in the steel making ,industry,.

Treatment of Spent Pot-lining with Aluminum Anodizing ...
Treatment of Spent Pot-lining with Aluminum Anodizing ...

Wastewaters generated by the aluminum anodizing ,industry, have been identified as a source of ,acid,, Al 3+, and caustic values that could be used for the treatment of spent pot-lining (SPL) generated in primary aluminum ,smelting,.In this paper, recovery of aluminum and fluoride values as an aluminum fluoride product that could be converted into smelter grade (SG) AlF 3 for recycling …

Technical Patents_NFC
Technical Patents_NFC

Wastewater, membrane separation process in Lead and Zinc ,smelting industry,: ZL200910115000.5: 2011: 18: Floating scrubber: 200910115513.6: 2011: 19: Copper anode plate telescopic symmetric clamp device: 200910186018.4: 2011: 20: An ecnomic sulfur dioxide recovery and sulfuric ,acid, producing method from low concentration or discontinuous flue gas ...

Smelting & refining : ALS
Smelting & refining : ALS

ALS offers analytical testing solutions for a wide range of aspects of the ,smelting, and refining ,industry,. Metals & minerals auditing ALS’ highly trained and experienced surveyors are supported by comprehensive technical, operational, commercial, and customer service teams.

The 2nd National Nonferrous Metals Smelting Chemical EP ...
The 2nd National Nonferrous Metals Smelting Chemical EP ...

In order to further improve the environmental protection technology innovation level of non-ferrous metal ,smelting, and chemical ,industry, in China, focus on and improve the latest achievements of non-ferrous metal ,smelting, enterprises in ,smelting wastewater,, waste slag and waste gas resource reduction and reduction, and analyze the main links of pollutant production and pollutant discharge ...

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

14 Industri al ,Wastewater Treatment Principals and Ideas,. Industrial ,wastewater, refers to ,waste water,, 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 generated during production.

The Environmental Footprint of the Solar Industry ...
The Environmental Footprint of the Solar Industry ...

The amount of emissions released during this process differs between countries and their manufacturing systems. On average, a solar array manufactured and installed in the United States emits the equivalent of 24 grams of carbon dioxide per kilowatt-hour (g/kwH) of electricity [4] produced during the lifetime of the array.. Higher demand for solar panels, therefore, comes with a carbon ...

Nickel Smelting and Refining Industry - Pollution ...
Nickel Smelting and Refining Industry - Pollution ...

Article Nickel ,Smelting and Refining Industry - Pollution Prevention, Guidelines. Introduction Pollution Prevention Guidelines to provide technical advice and guidance to staff and consultants involved in pollution-related projects. The guidelines r...

Experimental Research on Upgrading the Acid Wastewater ...
Experimental Research on Upgrading the Acid Wastewater ...

The ,acid wastewater, produced by gold ,smelting, was treated with oxidation-two stage coagulating sedimentation-flocculation process,the influences of oxidant amount,coagulant amount and pH value on the removal of arsenic and thallium were analyzed. The result showed the optimal conditions were 30% H 2 O 2 1. 5 g/L,FeSO 4 ·7H 2 O 4. 5 g/L,FeCl 3 3. 75 mg/L,PAM 15. 625 …

Chat Online Inquiry Email

Business cooperation

+86 513525609655

Company address

Road West, North Branch, Jingkai Road, Puyang City