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

gas testing and acid fracturing waste water emission treatment centers

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.

gas testing and acid fracturing waste water emission treatment centers
Turbidity Removal (Water and Wastewater) Articles
Turbidity Removal (Water and Wastewater) Articles

SOY SAUCE Soy sauce being eight kinds of amino ,acid, and ,trace elements, is an essential component of human nutrition and health. Due to the application of traditional technique, the long existing problem of secondary sediment of soy sauce which has caused poor appearance, especially finished goods soy sauce on the shelves needs to be solved.

Analyzing Trace Elements With EPA Method 6010 | Thermo ...
Analyzing Trace Elements With EPA Method 6010 | Thermo ...

Analysis ,of trace elements, using EPA 6010 Overview: EPA 6010 is a widely used performance-based guidance for analysis of 31 ,trace elements, in ground water, soil, sediment, and solid waste. Sample preparation : Except for ground water, samples are required to be ,acid, digested using EPA methods such as Methods 3005, 3010, 3015, 3031, 3050, 3051 and 3052, prior to analysis by ICP-OES.

The Elements Of Concern In Wastewater Environmental ...
The Elements Of Concern In Wastewater Environmental ...

Generally, biological nitrogen removal is used for nitrogen elimination from wastewater. In the last years, newly advanced anaerobic reactor systems such as up flow anaerobic sludge blanket (UASB), anaerobic filter (AF), anaerobic fluidized bed (FB), anaerobic sequencing batch reactor (AnSBR) and other anaerobic reactors have been used for the treatment of low strength wastewater, landfill leachate and, etc.

US6485696B1 - Recovery/removal of metallic elements from ...
US6485696B1 - Recovery/removal of metallic elements from ...

If the pH of the untreated ,acid, mine discharge is less than about 2.5, metals other than iron precipitated first. After that, the pH is raised and the iron is precipitated as ferric hydroxide. Aluminum is removed as hydrated aluminum compounds after ,removal, of the iron prior to discharging the ,acid, mine discharge to streams.

Effective removal of calcium and magnesium sulfates from ...
Effective removal of calcium and magnesium sulfates from ...

Effective ,removal, of calcium and magnesium sulfates from ,wastewater, in the rare earth industry†. Yanliang Wang a, Xiangguang Guo a, Yan Bai b and Xiaoqi Sun * ac a CAS Key Laboratory of Design and Assembly of Functional Nanostructures, Fujian Key Laboratory of Nanomaterials, Fujian Institute of Research on the Structure of Matter, Chinese Academy of Sciences, Fuzhou, Fujian 350002, P. R. China.

Physico-chemical and Trace Metal Characterization of ...
Physico-chemical and Trace Metal Characterization of ...

The physico-chemical and ,trace, metal analyses of battery factory ,wastewater, were carried out in this study. Samplings were done three times in a period of nine months at settling tank (i.e., before treatment) and at final discharge point (after treatment).

Removal of heavy metal from industrial wastewater using ...
Removal of heavy metal from industrial wastewater using ...

however, depends on many ,trace elements,. ,Trace, concentrations of zinc (Zn) ... dizing agent such as phosphoric ,acid, on the surface of coconut ... of water and ,wastewater, [27]. The ,removal, efficiency (E) of adsorbent on Zn (II) and dis-

Impact of Irrigation with Treated Wastewater on Trace ...
Impact of Irrigation with Treated Wastewater on Trace ...

The 22nd.. Conference on Environmental Protection is a Must 2012 – Alexandria Impact ,of Irrigation with Treated Wastewater on Trace Elements Speciation, in Soil and their Accumulation in Plants Lubna A. Ibrahim1 and Doaa M. Hammad2 1 Researcher, Inorganic Chemistry Dept., Central Laboratory for Environmental Quality Monitoring (CLEQM), National Water Research Center (NWRC), Cairo, Egypt. 2 ...

Biological Nutrient Removal manual
Biological Nutrient Removal manual

The process of phosphorus ,removal, in ,wastewater, that ... The ratio of carbon, nitrogen, phosphorus and sometimes other ,trace elements, that is essential to optimum growth of the biomass in activated sludge : Organic . A volatile, combustible, or biodegrad able compound containing carbon bound with other ,elements, : Organic nitrogen . Nitrogen ...

Heavy metals in wastewater - ecoprofi.info
Heavy metals in wastewater - ecoprofi.info

HEAVY METALS IN WASTEWATER REMOVAL, OF HEAVY METALS 1/3 •Chemical precipitation •Hydroxide precipitation NaOH or Ca (OH) 2, pH 8 – 11 •Addition of coagulants possible • + 99 % ,removal, possible • - Requires high concentration, produces sludge, some metal hydroxides are amphoteric, inhibition by complexing agents

Adsorption of Heavy Metals using Banana Peels in ...
Adsorption of Heavy Metals using Banana Peels in ...

Heavy metal contaminants are present in ,wastewater, from many industries such as metal manufacturing, dye ... Heavy metals are also considered as ,trace elements, because of their presence in ,trace, concentrations in various environmental matrices ... optimum lead ,removal, efficiency for ,acid, treated banana peels recorded at 50 rpm with ,removal, ...

Turbidity Removal (Water and Wastewater) Articles
Turbidity Removal (Water and Wastewater) Articles

SOY SAUCE Soy sauce being eight kinds of amino ,acid, and ,trace elements, is an essential component of human nutrition and health. Due to the application of traditional technique, the long existing problem of secondary sediment of soy sauce which has caused poor appearance, especially finished goods soy sauce on the shelves needs to be solved.

Organic and Trace Element Contaminants in Water Biota ...
Organic and Trace Element Contaminants in Water Biota ...

A large suite of dissolved ,trace elements, were detected, and as would be expected, varied significantly in their behavior in the wetlands. For example, dissolved arsenic concentrations in the wetland outlets were similar to (averaged 9% higher) the inlet concentrations, indicating no ,removal, and the slight concentrating effects of evapotranspiration.

Phytoremediation techniques in wastewater treatment
Phytoremediation techniques in wastewater treatment

applicable in ,wastewater, treatment, in surface water and groundwater purification, in the ,removal, of excessive nutritive substances from water reservoirs, and in reclamation of soil polluted as a result of environmental disasters (Dordio and Carvalho 2013). Phytoextraction This technique allows ,removal, of contaminants from the soil,

Assessment of activated carbon for environmental control ...
Assessment of activated carbon for environmental control ...

Attainable ,trace, organic ,removal, levels for any given refinery are based upon data from a Class-B refinery that met ,wastewater, BPCTCA in 1977. Scaling is done by assuming that the same percent COD or TOC must be removed as was removed at the Class-B refinery to achieve a like ,trace,-organics ,removal, level.

From the conventional biological wastewater treatment to ...
From the conventional biological wastewater treatment to ...

trace elements,. To date, discharge guidelines and standards do not exist for most of these compounds. ... observed in the case of clofibric ,acid, (CFA), dichloprop, and DCF. ... ,Removal, of micropollutants in ,wastewater, treatment plants 2.1.1.

Chat Online Inquiry Email

Business cooperation

+86 513525609655

Company address

Road West, North Branch, Jingkai Road, Puyang City