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Treatment of acid wastewater from titanium dioxide production

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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Treatment of acid wastewater from titanium dioxide production
Nickel / cobalt mining extraction procedures | Industrial ...
Nickel / cobalt mining extraction procedures | Industrial ...

Nickel, hydroxide is dissolved by sulfuric acid to form ,nickel, sulfate, which is reduced by electrolysis: Ni 2+ to Ni 0. The ammonium sulfate solutions allow the recovery of ammonia by stripping. The liquid solution ,containing, [Co(NH 3) 6] 3+ is reduced from Co 3+ to Co 2+ by Co 0 powder (cobalt metal).

Electroflotation for Treatment of Industrial Wastewaters ...
Electroflotation for Treatment of Industrial Wastewaters ...

Electroflotation is a ,wastewater treatment, process defined as the separation of suspended particles from water using gas bubbles generated during electrolysis of water. The present study intends to provide a comprehensive review of applications of electroflotation process in ,treatment, of ,industrial, wastewaters.

Treatment of Wastewater Containing a Mixture of Heavy ...
Treatment of Wastewater Containing a Mixture of Heavy ...

The main aim of the scientific research was to study the ion-exchange processes in the ,treatment, of ,industrial, wastewaters ,containing, a high concentration of heavy metal ions (Cu2+, Zn2 +, Ni2+). The sorption results of heavy metal mixtures (Cu-Zn, Cu-Ni) from model solutions of sulfate salts on a strong-acid KU-2–8 cation exchanger

Treatment of industrial wastewaters - Bethlehem Steel Corp.
Treatment of industrial wastewaters - Bethlehem Steel Corp.

It is the object of this invention to provide an industrial wastewater treatment method to remove dissolved heavy metals from wastewater wherein the wastewater is mixed with a neutralizing agent adsorbed on the surfaces of a carrier to adjust the pH of the wastewater to a desired pH range at which a substantial portion, if not all, of the dissolved heavy metals is precipitated as a slurry which, if allowed …

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

Heavy Metals Removal Heavy Metals ,Wastewater Treatment, System (Chrome Removal) Chromium is present in the wastewaters of a number of industries, including: stainless steel manufacturing, protective coatings on metal, magnetic tapes, chrome plating, tanneries, textile dyes production, pigments and paint production, production of cement, paper, rubber, etc. Chromium is typically precipitated in ...

A Study of Membrane Electrolysisin Treatment of Acidic ...
A Study of Membrane Electrolysisin Treatment of Acidic ...

The use of membrane electrolysis method in the ,treatment, of ,nickel,-,containing waste water, from diamond works on the basis of conventional electrolysis method and the recovery of metal ,nickel, were studied. The effects, advantages and disadvantages of anionic and cationic membranes and their combinations under different conditions were compared.

What is Industrial Wastewater & Where Does it Come From?
What is Industrial Wastewater & Where Does it Come From?

Power Plants. Fossil-fuel power stations, particularly coal-fired plants, are a major source of ,industrial wastewater,. Many of these plants discharge ,wastewater, with significant levels of metals such as lead, mercury, cadmium and chromium, as well as arsenic, selenium, and …

A Study of Membrane Electrolysisin Treatment of Acidic ...
A Study of Membrane Electrolysisin Treatment of Acidic ...

The use of membrane electrolysis method in the ,treatment, of ,nickel,-,containing waste water, from diamond works on the basis of conventional electrolysis method and the recovery of metal ,nickel, were studied. The effects, advantages and disadvantages of anionic and cationic membranes and their combinations under different conditions were compared.

Treatment of Industrial Effluents - Environmental Pollution
Treatment of Industrial Effluents - Environmental Pollution

This article throws light upon the designing and ,treatment, of fourteen main ,industrial, effluents. Some of the ,industrial, effluents are: 1. Electroplating Industry 2. Steel Industry 3. Cane Sugar Industry 4. Paper Industry 5. Pesticides 6. ,Treatment, of Tannery Waste Waters by Stabilisation Pond Method 7. Cyanide Removal: A Case Study of Operational Experience and […]

Sources of industrial wastewater
Sources of industrial wastewater

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 ...

EP0072012B1 - Treatment of industrial wastewater - Google ...
EP0072012B1 - Treatment of industrial wastewater - Google ...

wastewater, solids reactor heavy metals sludge Prior art date 1981-08-10 Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.) Expired Application number EP82107168A Other languages German (de) French (fr) Other versions

Remediation of heavy metals in drinking water and ...
Remediation of heavy metals in drinking water and ...

infiltration and ,industrial, discharges. The discharge of ,wastewater containing, high concentrations of heavy metals to receiving water bodies has serious adverse environmental effects. Their occurrence and accumulation in the environment is a result of direct or *Corresponding author. E-mail: akporbo@tut.ac.za. Tel: +27(0)

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

Heavy Metals Removal Heavy Metals ,Wastewater Treatment, System (Chrome Removal) Chromium is present in the wastewaters of a number of industries, including: stainless steel manufacturing, protective coatings on metal, magnetic tapes, chrome plating, tanneries, textile dyes production, pigments and paint production, production of cement, paper, rubber, etc. Chromium is typically precipitated in ...

Study on the Treatment of Nickel-Containing Wastewater by ...
Study on the Treatment of Nickel-Containing Wastewater by ...

In order to achieve the goal of purifying the ,nickel,-,containing, waste,use the ,Spouted bed particulate electro-deposition, to treat it . Experimental studies show that the best condition is the concentration of ,nickel, influence 1000mg/L, the current is 15A, pH 4.5, and particle size of 1.8mm under the condition of blowing nitrogen. The removal rate of ,nickel, can reach 74.77%.

Treatment of Industrial Effluents - Environmental Pollution
Treatment of Industrial Effluents - Environmental Pollution

This article throws light upon the designing and ,treatment, of fourteen main ,industrial, effluents. Some of the ,industrial, effluents are: 1. Electroplating Industry 2. Steel Industry 3. Cane Sugar Industry 4. Paper Industry 5. Pesticides 6. ,Treatment, of Tannery Waste Waters by Stabilisation Pond Method 7. Cyanide Removal: A Case Study of Operational Experience and […]

15 types of industrial wastewater treatment processes ...
15 types of industrial wastewater treatment processes ...

The cyanide-,containing wastewater treatment, measures mainly include: reforming the process to reduce or eliminate effluent cyanide-,containing wastewater,. If cyanide-free electroplating is used, ,industrial wastewater, in electroplating workshops can be eliminated. ,Wastewater, …

SOLUTION FOR WASTEWATER PROBLEM ... - Industrial Pollution
SOLUTION FOR WASTEWATER PROBLEM ... - Industrial Pollution

cyanide-,containing wastewater, (Renzo De 1981). The residual cyanide is less than one ppm. Operating costs are high and sludge disposal problems are there. ,Treatment, with ozone In the last decades the most talked advances in the ,treatment, of ,wastewater, has been the use of ozone. The use of ozone is becoming more popular in ,wastewater treatment,.

Selective Sulphide Precipitation of Copper Nickel and ...
Selective Sulphide Precipitation of Copper Nickel and ...

wastewater,, ,containing, 10 g/L Cu2+, 0.3 g/L Ni2+ and 3 g/L Zn2+ ions, were treated at pH 2.3 and copper was precipitated as CuS with almost 100% of efficiency. In pH 5.3, the residual ,nickel, and zinc ion concentration in the solution was decreased to 4 mg/L and 6 mg/L with the 44% and 52% of precipitation efficiencies, respectively. 1. Introduction

15 types of industrial wastewater treatment processes ...
15 types of industrial wastewater treatment processes ...

The cyanide-,containing wastewater treatment, measures mainly include: reforming the process to reduce or eliminate effluent cyanide-,containing wastewater,. If cyanide-free electroplating is used, ,industrial wastewater, in electroplating workshops can be eliminated. ,Wastewater, with high cyanide content should be recycled.

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