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A process for treating acid vanadium precipitation 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.

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A process for treating acid vanadium precipitation wastewater
Experimental study on solidification of Cu(II ...
Experimental study on solidification of Cu(II ...

Abstract Red mud is a waste product generated by the aluminum industry and its presence has significantly damaged the environment. Interestingly, red mud has …

An Electrochemical Method for Acid Mine Drainage ...
An Electrochemical Method for Acid Mine Drainage ...

Research Category: Groundwater, Contaminants, ,Treatment,, Land and Waste Management Objective: The major goal of this project is to obtain the necessary ,experimental, information required to determine the feasibility of an electrodialytic ion exchange (EDIX) cell-based metal recovery system as applied to ,acid, mine drainage. Approach:

An Experimental Study on Solidifying Municipal Sewage ...
An Experimental Study on Solidifying Municipal Sewage ...

Among these wastes, municipal sludge and coal gangue are typical. The quantity of ,wastewater, discharge has reached 440 × 10 8 m 3 /day in 2010 and is expected to reach 536 × 10 8 m 3 /day till 2020. ,Wastewater, often contains 0.3%–0.5% sewage sludge. The total amount of coal gangue produced around the world is more than 50 × 10 8 ton per year.

Experimental study on solidification and soaking test of ...
Experimental study on solidification and soaking test of ...

Industrial hazardous solid wastes should be stabilized/solidified before landfilling to minimize toxicity. ,Solidification, and leaching tests of sewage sludge containing heavy metal ion from ,wastewater treatment, process of electroplating factory and leather works were conducted. The cement and fly ash were used as stabilizing agents. To simulate ,acid, raining environment, TCLP method was used in ...

Experimental study of industrial wastewater treatment by ...
Experimental study of industrial wastewater treatment by ...

Experimental study, of, industrial wastewater treatment, by freezing Thouaïba HTIRA, Claudia COGNÉ, Emilie GAGNIÈRE, Denis MANGIN* Univ Lyon, Université Claude Bernard Lyon 1, CNRS, LAGEP UMR 5007, 43 boulevard du 11 novembre 1918, F-69100, VILLEURBANNE, …

Experimental study on solidification and soaking test of ...
Experimental study on solidification and soaking test of ...

Industrial hazardous solid wastes should be stabilized/solidified before landfilling to minimize toxicity. ,Solidification, and leaching tests of sewage sludge containing heavy metal ion from ,wastewater treatment, process of electroplating factory and leather works were conducted. The cement and fly ash were used as stabilizing agents. To simulate ,acid, raining environment, TCLP method was used in ...

Numerical study on solidification process inside annulus ...
Numerical study on solidification process inside annulus ...

Article Numerical ,study on solidification, process inside annulus in presence of natural convection. In this ,study,, ,solidification, process of water around a circular tube is analysed with presence of natural convection and heat gain from surroundings....

Rapid solidification of Portland cement/polyacrylamide ...
Rapid solidification of Portland cement/polyacrylamide ...

composites containing cesium ions, dye, alkali and acid were determined to study the solidi cation efficiency, while the early mechanical properties of solidi ed waste forms were measured to evaluate the stability of treated wastewaters. 2. Experimental 2.1. Raw materials Acrylamide (AM) and ammonium persulfate (APS), with an

Reuse Treatment and Discharge of the Concentrate of ...
Reuse Treatment and Discharge of the Concentrate of ...

Experimental study, of pretreatment of brackish reverse osmosis concentrate streams using seeded precipitative softening process for improvement of water recovery. Desalination and Water ,Treatment, 2016, 57 (30) , 13916-13923.

Reuse Treatment and Discharge of the Concentrate of ...
Reuse Treatment and Discharge of the Concentrate of ...

Experimental study, of pretreatment of brackish reverse osmosis concentrate streams using seeded precipitative softening process for improvement of water recovery. Desalination and Water ,Treatment, 2016, 57 (30) , 13916-13923.

A review on the sustainability of textile industries ...
A review on the sustainability of textile industries ...

The ,study, also describes the methods for effective utilization of ,wastewater, by low cost techniques using various industrial wastes as an absorbent for effective ,treatment, of textile ,wastewater,. An intensive research was conducted to develop an understanding of low cost ,treatment, techniques for the successful use of various textile wastes.

Final Report | An Electrochemical Method for Acid Mine ...
Final Report | An Electrochemical Method for Acid Mine ...

This included the ,experimental, measurement of the performance of a laboratory-scale EDIX cell and the membranes of which it is constructed when exposed to chemicals found in the ,acid, mine water. Finally, a first economic evaluation of the process and its potential for …

Introducing an applied reactor for treatment of wastewater ...
Introducing an applied reactor for treatment of wastewater ...

There are series of ways for industrial ,wastewater treatment, such as physical, chemical and biological processes [6, 12, 13, 19, 24, 25, 41, 42]. Studying about nano materials and using nano fluids is one of new research interests [33, 34, 35, 36, 37, 38, 39, 40, 43, 44, 45]. Many ways are being used for PG contaminated ,wastewater treatment,.

(PDF) Pozzolanic-based materials for stabilization ...
(PDF) Pozzolanic-based materials for stabilization ...

A synthetic ,acid, rain extraction fluid was stabilized with different pozzolanic materials, statisti- prepared by adding the 60/40 weight percent cal analysis was done. sulfuric ,acid, (98% H2SO4, BDH) and nitric ,acid, (65% HNO3, Merck) to distilled deionized water 2.8. Statistical analysis until the pH is 3.0 ± 0.2.

Rapid solidification of Portland cement/polyacrylamide ...
Rapid solidification of Portland cement/polyacrylamide ...

Then, the solidification efficiencies of four simulated wastewaters, including cesium chloride, methyl orange, sodium hydroxide and sulfuric acid, were assessed based on the gelation time method. The gelation times of the PC/PAM composites containing simulated wastewaters were within the range of only a few minutes, exhibiting a superior solidification performance than conventional cementitious methods.

Solidification/Stabilization of Textile Sludge as Subgrade ...
Solidification/Stabilization of Textile Sludge as Subgrade ...

First, the samples (raw textile sludge, mixtures of 1.8CL + 0.2C and 1.8CL + 0.2C + 0.04B, and subgrade samples) were crushed and sieved (2 mm); with a liquid-solid ratio of 10 : 1 (L/kg), the crushed sample was moved in an extraction bottle before the extraction solvent (diluted solution of sulphuric ,acid, and nitric ,acid, as proportional) was added.

Study on the treatment of simulated azo dye wastewater by ...
Study on the treatment of simulated azo dye wastewater by ...

The experimental results show that the degradation rate of 220 mL of simulated dye wastewater with a concentration of 100 mg/L reached 93.41% ± 2.94% after 60 mL/min of aeration, with an initial pH = 2, a dose of 45 g and 125 minutes of reaction at room temperature.

Experimental study on solidification of Cu(II ...
Experimental study on solidification of Cu(II ...

Abstract Red mud is a waste product generated by the aluminum industry and its presence has significantly damaged the environment. Interestingly, red mud has …

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