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oil extraction wastewater reinjection control technology system

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 extraction wastewater reinjection control technology system
Several common wastewater treatment process technologies ...
Several common wastewater treatment process technologies ...

1 ,Treatment, method of pharmaceutical ,wastewater,. The ,treatment, methods of pharmaceutical ,wastewater, can be summarized as the following: physical and chemical ,treatment,, chemical ,treatment,, biochemical ,treatment,, and combination ,treatment, of various methods. Each ,treatment, method has its own advantages and disadvantages.

Original Article Degradation of Formaldehyde From ...
Original Article Degradation of Formaldehyde From ...

in, wastewater treatment containing, high concentration of, formaldehyde,, the maximum degradation efficiency of, formaldehyde, in, pH, value of 10, and H 2 O 2 concentration of 10 mmol/min was obtained after 6 minutes (18). In the study of Hasanbeiki et al in 2013, using AOPs, the degradation percentage of, formaldehyde, at pH value

Modelling the Mineralization of Formaldehyde by Treatment ...
Modelling the Mineralization of Formaldehyde by Treatment ...

Formaldehyde, is a recalcitrant pollutant, which is difficult to remove from ,wastewater, using conventional and advanced treatments. The objective of this research was to remove the organic matter from ,formaldehyde, from an industrial ,wastewater,, achieving its total mineralization and allowing the reuse of the water. The ,treatment, was based on the reaction of ,formaldehyde, with nitric ,acid,, which ...

Fast and efficient oxidation of formaldehyde in wastewater ...
Fast and efficient oxidation of formaldehyde in wastewater ...

10/7/2017, · To prevent this from occurring, wastewater containing formaldehyde must be treated in an effective and environmentally friendly process before being discharged. Biological treatment processes are the most commonly accepted methods for wastewaters containing organic compounds such as formaldehyde ( Campos et al., 2003 , Eiroa et al., 2004 , Oliveira et al., 2004 ).

Formaldehyde - Wikipedia
Formaldehyde - Wikipedia

Formaldehyde, (/ f ə r ˈ m æ l d ə h aɪ d / fer-mal-duh-hahyd, also / f ɔːr ˈ m æ l d ə h aɪ d / for-) (systematic name methanal) is a naturally occurring organic compound with the formula CH 2 O (H−CHO). The pure compound is a pungent-smelling colourless gas that polymerises spontaneously into paraformaldehyde (refer to section Forms below), hence it is stored as an aqueous ...

Research on physico-chemical pretreatment of wastewater ...
Research on physico-chemical pretreatment of wastewater ...

[20] Eiroa M, Vilar A, Kennes C, Veiga MC. Biological ,treatment, of industrial ,wastewater containing formaldehyde, and formic ,acid,. Water SA. 2006;32(1):115-118. [21] Campos JL, Sanchez M, Corral-Mosquera A, Mendez R, Lema JM. Coupled BAS and anoxic USB system to remove urea and ,formaldehyde, from ,wastewater,. Water Res. 2003;37(14):3445-3451.

Evaluation of Formaldehyde Adsorption by Human Hair and ...
Evaluation of Formaldehyde Adsorption by Human Hair and ...

One of such pollutants which can be detected in many different industrial, wastewater,s is, formaldehyde., The biological, treatment of wastewater contaminated with formaldehyde, is very difficult due to its antibacterial property. However the removal, of formaldehyde, using adsorption process such as activated carbon is passable but it may be expensive.

pH Control in Anaerobic Treatment of Industrial Wastewater ...
pH Control in Anaerobic Treatment of Industrial Wastewater ...

Treatment, of an Industrial ,Wastewater Containing, Acrylic ,Acid, and ,Formaldehyde, in an Anaerobic Membrane Bioreactor Journal of Hazardous, Toxic, and Radioactive Waste July 2012 Sulfide‐Induced Inhibition of Anaerobic Digestion

Kinetics and Reaction Mechanism for Formaldehyde ...
Kinetics and Reaction Mechanism for Formaldehyde ...

In photochemical reactor, the process conditions of formaldehyde wastewater treatment using UV-Fenton oxidation under the joint action of hydrogen peroxide, ferrous ions, and ultraviolet were ...

Modified tannins and their application in wastewater treatment
Modified tannins and their application in wastewater treatment

Kleinman (1991) states that the conditions of a protic solvent (water) and an ,acid, medium (pH 4–2) favour the production of reactive imines from ammonium salts compared with other amines, which would also explain the significant results of the A-NH 4 Cl ,treatment, synthesised by procedure B, in which ammonium chloride and ,formaldehyde, were first combined, generating methyleneimine hydrochloride, …

Electrochemical technologies for wastewater treatment and ...
Electrochemical technologies for wastewater treatment and ...

The electro-Fenton process is a more effective method of ,wastewater treatment,, which is based on using H 2 O 2 in acidic effluents with Fe 2+ ions as catalysts (Fenton's reagent) to give homogeneous ˙OH as a strong oxidant of organics according to the reaction: 237–239

Research on physico-chemical pretreatment of wastewater ...
Research on physico-chemical pretreatment of wastewater ...

[20] Eiroa M, Vilar A, Kennes C, Veiga MC. Biological ,treatment, of industrial ,wastewater containing formaldehyde, and formic ,acid,. Water SA. 2006;32(1):115-118. [21] Campos JL, Sanchez M, Corral-Mosquera A, Mendez R, Lema JM. Coupled BAS and anoxic USB system to remove urea and ,formaldehyde, from ,wastewater,. Water Res. 2003;37(14):3445-3451.

Formaldehyde - Wikipedia
Formaldehyde - Wikipedia

Formaldehyde, is a naturally occurring organic compound with the formula CH2O. The pure compound is a pungent-smelling colourless gas that polymerises spontaneously into paraformaldehyde, hence it is stored as an aqueous solution. It is the simplest of the aldehydes. The common name of this substance comes from its similarity and relation to formic ,acid,. ,Formaldehyde, …

pH Control in Anaerobic Treatment of Industrial Wastewater ...
pH Control in Anaerobic Treatment of Industrial Wastewater ...

Treatment, of an Industrial ,Wastewater Containing, Acrylic ,Acid, and ,Formaldehyde, in an Anaerobic Membrane Bioreactor Journal of Hazardous, Toxic, and Radioactive Waste July 2012 Sulfide‐Induced Inhibition of Anaerobic Digestion

Study on Treatment of Salicylhydroxamic Acid Wastewater ...
Study on Treatment of Salicylhydroxamic Acid Wastewater ...

This study mainly compared the effects of natural sunlight degradation, ozonation, and Fenton oxidation processes on the ,treatment, of salicylchydroxamic ,acid wastewater, from W–Mo mineral processing. The results showed after 30 hours degradation by natural sunlight, the CODcr removal rate of ,wastewater, was only 25.99%.

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