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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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Recovery of Organic Acid from Wastewater
Recovery of Organic Acid from Wastewater

The recovery of organic acids from wastewater involves the use of membrane filtration technology to concentrate and recover volatile fatty acids. Once microfiltration and ultrafiltration membranes are employed to clarify and fractionate the suspended solids, nanofiltration can be used to desalt and concentrate the organic acids.

Toxic wastewater reservoir on verge of collapse in Florida
Toxic wastewater reservoir on verge of collapse in Florida

Toxic wastewater, reservoir on verge of collapse in Florida ... "For every ton of phosphoric ,acid, produced, the fertilizer industry creates 5 tons of radioactive phosphogypsum waste, ...

Removing Heavy Metals from Wastewater | Products Finishing
Removing Heavy Metals from Wastewater | Products Finishing

The removal of soluble heavy metal ions from ,wastewater, is a common industrial treatment requirement in modern manufacturing. ... exposing workers to ,toxic, substances and hazardous fumes, ... The zinc/nickel of choice for today’s surface finishing industry is an alkaline electrolyte chemistry instead of an ,acid, electrolyte chemistry.

Evaluation of optimal reuse system for hydrofluoric acid ...
Evaluation of optimal reuse system for hydrofluoric acid ...

15/11/2012, · Coagulation and ion exchange technologies were ineffective in removing fluoride. Polyamide RO was more efficacious than cellulose RO due to its high flux and rejection. Spiral wound RO, system, was more preferential to disc tube RO, system, for, re,using raw, hydrofluoric acid wastewater., Combined coagulation and RO technology can be applied to, reuse, raw, hydrofluoric acid wastewater.

4 Wastewater Reclamation Technology | Water Reuse ...
4 Wastewater Reclamation Technology | Water Reuse ...

The three main purposes of filtration are to (1) allow a more effective disinfection; (2) provide pretreatment for subsequent advanced treatment steps, such as carbon adsorption, membrane filtration, or chemical oxidation; and (3) remove chemically precipitated phosphorus (Asano et al., 2007).

Rightleder and their technology --Mixed Bed acid ...
Rightleder and their technology --Mixed Bed acid ...

The recycling of acid-alkali wastewater can bring economic benefits to the enterprises: 2. 20% of the water wasted in the process of acid-alkali regeneration. Then the amount of water wasted each year reaches 20 tons / hour * 8000 hours = 160,000 tons / year.

JP2006212507A - How to reuse acid backwash wastewater ...
JP2006212507A - How to reuse acid backwash wastewater ...

Moreover, the ,acid, backwash ,wastewater, which was discharged conventionally can be reused as a part of raw water, and water resources can be effectively used. [Selection] Figure 1 PROBLEM TO BE SOLVED: To provide means for reducing the running cost of a membrane filtration device by reusing the backwash ,waste water, generated at the time of backwashing.

Industrial Water Reuse and Wastewater Minimization
Industrial Water Reuse and Wastewater Minimization

a reduction in ,acid, usage. This had a positive impact on the salinity of the ,wastewater,. A program was instituted to evaluate the possibil-ity of reusing the regenerant waste as cooling tower makeup, both for the sodium ydroxide h value and as a water ,reuse, measure. Carbon diox-ide was already used to neutralize the combined

Wastewater Reuse for Irrigation — Practices Safe Reuse ...
Wastewater Reuse for Irrigation — Practices Safe Reuse ...

Wastewater Reuse, for Irrigation ... analyzed ,wastewater, samples and found a variety of compounds with the exception of clofibric acid. Concentrations found were similar to ... Findings confirmed by 15 years of research into the complex Tula Valley hydrological and hydraulic ,system,, are: ,Wastewater reuse, for irrigation has proven to ...

Lead acid wastewater purification system-Jiangsu Erhuan
Lead acid wastewater purification system-Jiangsu Erhuan

1. A lot of lead-acid ,wastewater, will be produced in the production process of lead-acid battery. If it is not treated, it will pollute the soil. 2. First of all, the whole plant is laid with pipelines underground to collect and summarize the wastewatergenerated in each production link. 3.

Peracetic Acid: A Good Choice For Wastewater Reuse
Peracetic Acid: A Good Choice For Wastewater Reuse

Thanks to those characteristics the use of peracetic acid as a ,wastewater, disinfectant is gaining more and more attention. Benefits of disinfection with Peracetic Acid have been appraised in trials on raw, screened and settled sewages, storm water and secondary effluent from ,wastewater, treatment plants (Fraser 1986) as well as good results from a

Evaluation of optimal reuse system for hydrofluoric acid ...
Evaluation of optimal reuse system for hydrofluoric acid ...

Evaluation of optimal ,reuse system, for hydrofluoric acid ,wastewater,. Author links open overlay panel Chan-Hee Won a Jeongyun Choi b Jinwook Chung b

Evaluation of optimal reuse system for hydrofluoric acid ...
Evaluation of optimal reuse system for hydrofluoric acid ...

Sigma-Aldrich offers abstracts and full-text articles by [Chan-Hee Won, Jeongyun Choi, Jinwook Chung].

Use of Peracetic Acid as a Wastewater Disinfectant to ...
Use of Peracetic Acid as a Wastewater Disinfectant to ...

Peracetic ,acid, is delivered as an equilibrium solution of peracetic ,acid,, hydrogen peroxide, acetic ,acid, (vinegar) and water, and has been used in a variety of industries as a disinfectant and sterilant. While its use as a ,wastewater, disinfectant has been relatively recent,

Solutions for comprehensive reuse of heavy metal ...
Solutions for comprehensive reuse of heavy metal ...

1. On-line recycling ,system, for ,acid, etching solution . Using self-developed membrane separation technology, it can complete the ,reuse, of ,acid, etching solution and copper recovery, so as to achieve the long-term recycling of etching solution and the goal of 100% copper recovery rate, while keeping production costs to a minimum.

Evaluation of optimal reuse system for hydrofluoric acid ...
Evaluation of optimal reuse system for hydrofluoric acid ...

An innovative system that combines three different membrane processes for, reclamation, and reuse of, wastewater, in future space missions was evaluated.

Acid Whey FAQ - MooScience
Acid Whey FAQ - MooScience

Fish and other marine organisms do not die because ,acid whey, is ',toxic,'; dumping a large amount of any biological matter or food into a stream or lake will have similar results. This is because aerobic bacteria in the water use dissolved oxygen to break down organic matter.

Rightleder and their technology --Mixed Bed acid ...
Rightleder and their technology --Mixed Bed acid ...

The recycling of acid-alkali ,wastewater, can bring economic benefits to the enterprises: 2. 20% of the water wasted in the process of acid-alkali regeneration. Then the amount of water wasted each year reaches 20 tons / hour * 8000 hours = 160,000 tons / year.

Treating Wastewater for Industrial Reuse - Chemical ...
Treating Wastewater for Industrial Reuse - Chemical ...

The ,Acid, Storage Cabinet ... Water quality requirements for industrial ,reuse, are lower than the unrestricted urban-use criteria because of reduced contact potential with individuals. ... The BAF is a high-flow, fixed-film, biological ,wastewater,-treatment ,system, that removes both suspended and dissolved organic material found in ,wastewater,.

Textile Dyes: History Toxicity & Pollution - Humanities ...
Textile Dyes: History Toxicity & Pollution - Humanities ...

Additives used during the dyeing process include harmful substances such as alkalis and ,acid,. ,Wastewater, from textile dyeing also affects plant life in the water, because many ,dyes, have substances ...

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