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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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oil refinery explosion
Treatment of wastewater by electrocoagulation: a review ...
Treatment of wastewater by electrocoagulation: a review ...

17/11/2013, · In a batch ECR, while ,treating, pulp and paper mill ,wastewater,, high current provided quick COD removal, but also resulted in poor settleable flocs for sedimentation (Zodi et al. 2009). The settleability of sludge produced by EC during paper mill (Lai and Lin 2004 ) and textile mill ,wastewater, treatment has been studied (Bejankiwar 2002 ).

Wastewater treatment and reclamation: A review of pulp and ...
Wastewater treatment and reclamation: A review of pulp and ...

Full Article. ,Wastewater Treatment and Reclamation: A, Review of Pulp and ,Paper Industry Practices and Opportunities,. Martin A. Hubbe,*,a Jeremy R. Metts, a,b Daphne Hermosilla, c M. Angeles Blanco, d Laleh Yerushalmi, e Fariborz Haghighat, e Petra Lindholm-Lehto, f Zahra Khodaparast, g Mohammadreza Kamali, h and Allan Elliott i The pulp and paper (P&P) industry worldwide has …

Industrial wastewater treatment - SlideShare
Industrial wastewater treatment - SlideShare

Common Types Of ,Wastewater, Treatment Methods 1 Physical Unit Operations Treatment methods in which the application of physical forces predominates. Screening, mixing, flocculation, sedimentation, flotation, ,filtration,, and gas transfer are typical unit operations. 2 Chemical Unit Processes Treatment methods in which the removal or conversion of contaminants is brought about by the addition of ...

Focus on: Small Quantity Generators Treating Dangerous Waste
Focus on: Small Quantity Generators Treating Dangerous Waste

Example: Elementary ,Neutralization, Treatment for an SQG Laboratory Alpha Lab’s waste from acidified samples and ,acid, baths for cleaning glassware has a pH less than 2.0 and is a corrosive dangerous waste (waste code D002). They want to treat these corrosive wastes for sewer disposal.

Waste Water Treatment Process | Sewage Treatment | Wastewater
Waste Water Treatment Process | Sewage Treatment | Wastewater

Sulphuric ,acid, is the primary ,acid, used to neutralize high-pH wastewaters unless calcium sulphate might be precipitated as a result of ,neutralization, reaction. Hydrocholoric ,acid, can be used, if sulphuric ,acid, is not acceptable For very weak wastewaters carbon dioxide can be adequate for ,neutralization,. 274

Waste Water Treatment Process | Sewage Treatment | Wastewater
Waste Water Treatment Process | Sewage Treatment | Wastewater

Sulphuric ,acid, is the primary ,acid, used to neutralize high-pH wastewaters unless calcium sulphate might be precipitated as a result of ,neutralization, reaction. Hydrocholoric ,acid, can be used, if sulphuric ,acid, is not acceptable For very weak wastewaters carbon dioxide can be adequate for ,neutralization,. 274

Treatment of Electroplating Wastewater Using NF pH-Stable ...
Treatment of Electroplating Wastewater Using NF pH-Stable ...

Industrial adoption of nanofiltration (NF) for treatment of low-pH ,wastewater, is hindered by the limited membrane lifetime at strongly acidic conditions. In this study, the electroplating ,wastewater, (EPWW) ,filtration, performance of a novel pH-stable NF membrane is compared against a commercial NF membrane and a reverse osmosis (RO) membrane. The presented membrane is relatively hydrophobic …

System for Treatment and Neutralization of Oxidizing ...
System for Treatment and Neutralization of Oxidizing ...

A system ,for treating, ballast water includes one or more electrolytic cells in fluid communication with a salt water source and in fluid communication with one or more ballast water tanks, a means for controlling hypochlorite generation by the one or more electrolytic cells, and a ,neutralization, system in fluid communication with the one or more ballast water tanks.

Frac Flowback Water Reclamation Treatment pH ...
Frac Flowback Water Reclamation Treatment pH ...

We offer AquaTex ™ COG for deployment to oil and gas fields to reclaim, pretreat, and recycle well wastewaters (i.e. drilling fluids, frac flowback, and produced water). It can be deployed as a rugged mobile pretreatment plant, installed as a central pretreatment plant, or integrated as a pretreatment ,device, on the front end of our advanced ,wastewater, treatment plant.

Anaerobic Membrane Bioreactor for Continuous Lactic Acid ...
Anaerobic Membrane Bioreactor for Continuous Lactic Acid ...

Membrane bioreactors (MBRs) are hybrid systems comprising a bioreactor for bioconversion and a membrane ,device, for separation. Dorr-Olivier Inc. reported the first application of crossflow membrane ,filtration, in an activated sludge bioreactor for ,wastewater, treatment [1,2].In this system, the settling tank in a conventional activated sludge process was replaced with a membrane ,device, ...

Industrial Wastewater Treatment | Sewage Treatment ...
Industrial Wastewater Treatment | Sewage Treatment ...

1.2 Odors Industrial ,wastewater, may contain either odorous compounds or compounds that produce odor during the process of ,wastewater, treatment. 1.3 Temperature The temperature of water is a very important parameter because of its effect on.Chemical reactions and reaction rates in treatment process -.Aquatic life - Color 1.4 Color of industrial ,wastewater, varies according to the type of . industry

Four Effective Processes to Treat Wastewater ...
Four Effective Processes to Treat Wastewater ...

8/2/2018, · By ,treating wastewater,, ... Another oxidizing agent used for purifying the ,wastewater, is ozone. ,Neutralization, is a technique where an ,acid, or base is added to bring the water to its natural pH of 7. ... A solid-liquid separation ,device, such as a centrifuge is used for removing the solids from the ,wastewater,.

Hazardous Waste Treatment - 1257 Words | Internet Public ...
Hazardous Waste Treatment - 1257 Words | Internet Public ...

Neutralization, is a process of neutralizing waste ,acid, with an alkali. ... Lime is widely used ,for treating, acidic wastes and is least expensive and the solution of excess lime do not reach ... metals can be decreased by adjusting pH and this leads to the synthesisation of a precipitate which can be removed ,by filtration, and settling ...

Anaerobic Membrane Bioreactor for Continuous Lactic Acid ...
Anaerobic Membrane Bioreactor for Continuous Lactic Acid ...

Membrane bioreactors (MBRs) are hybrid systems comprising a bioreactor for bioconversion and a membrane ,device, for separation. Dorr-Olivier Inc. reported the first application of crossflow membrane ,filtration, in an activated sludge bioreactor for ,wastewater, treatment [1,2].In this system, the settling tank in a conventional activated sludge process was replaced with a membrane ,device, ...

HJ 2056-2018 PDF. - Chinese Standard
HJ 2056-2018 PDF. - Chinese Standard

6.3.2.1 When using lime ,neutralization, to treat acidic ,wastewater,, the basic process flow shown in Figure 3 should be used. Figure 3 Basic process of lime ,neutralization, 6.3.2.2 When using lime ,neutralization, to treat ,acid wastewater,, the following technical conditions and requirements shall be met.

Industries - pH Neutralization / pH Adjustment Systems
Industries - pH Neutralization / pH Adjustment Systems

For facilities with a continuous flow of ,acid, waste, the LabDELTA® pH ,neutralization, system is a compact skid mounted treatment system that can treat up to 3 gpm of acidic or caustic waste. For higher flows, the ProDELTA™ series can handle streams of 10 gpm to over 400 gpm.

Distribution & Storage - Kemco Systems
Distribution & Storage - Kemco Systems

The hydrocyclone system is a centrifugal separating device, designed for separating high-density solids, such as sand and gravel, from the waste stream. The shaker screen is a multi-stage filtration that can accommodate varying flow rates and separate both fine and …

Anaerobic Wastewater Treatment Technology | Beckart
Anaerobic Wastewater Treatment Technology | Beckart

Anaerobic Wastewater Treatment, Systems Now Available from Beckart Environmental. ,Treating, large volumes of BOD and COD in ,wastewater, can be a challenge, but an ,anaerobic wastewater treatment, system from Beckart Environmental may be the ideal solution.

Treatment of Electroplating Wastewater Using NF pH-Stable ...
Treatment of Electroplating Wastewater Using NF pH-Stable ...

Industrial adoption of nanofiltration (NF) for treatment of low-pH ,wastewater, is hindered by the limited membrane lifetime at strongly acidic conditions. In this study, the electroplating ,wastewater, (EPWW) ,filtration, performance of a novel pH-stable NF membrane is compared against a commercial NF membrane and a reverse osmosis (RO) membrane. The presented membrane is relatively …

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