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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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edible oil extraction plants in india
High efficient alternating anaerobic/aerobic process for ...
High efficient alternating anaerobic/aerobic process for ...

15/10/2018, · The polyester resin ,wastewater, is very chemical-intensive in which two global important chemical compounds, purified terephthalic ,acid, (1,4-benzenecarboxylic ,acid,) (PTA) and ,phenol,…

DEGRADATION OF PHENOL IN WASTEWATER USING ANOLYTE …
DEGRADATION OF PHENOL IN WASTEWATER USING ANOLYTE …

such as maleic ,acid, and fumaric ,acid,. When ,phenol, is degraded to aliphatic carboxylic acids the ,waste,-water will become more biodegradable (Wu and Zhou, 2001) and less toxic (Pulgarin et al., 1994). The oxidation of ,phenol, by several oxidizing agents such as ozone, UV and hydrogen peroxide has been extensively studied (Gurol and Vatistas, 1987;

(PDF) Role of Reactive Extraction in Removal of Phenol ...
(PDF) Role of Reactive Extraction in Removal of Phenol ...

Carboxylic acids such as propionic ,acid,, lactic ,acid, ... Application of pervaporation and adsorption to the removal of ,phenol, from solutions modeling ,wastewater, from ,phenol, production with cumene ...

Phenol Oxidation: Industrial Wastewater: Carus Group
Phenol Oxidation: Industrial Wastewater: Carus Group

Phenol products are also present in the wastewater of many industries such as oil refining, petrochemicals, coking operations, plastics, and wood products. However, phenols are, toxic compounds in parts-per-million levels and if discharged to surface waters without treatment they may adversely impact aquatic systems and, human health.

DEGRADATION OF PHENOL IN WASTEWATER USING ANOLYTE …
DEGRADATION OF PHENOL IN WASTEWATER USING ANOLYTE …

tioned above, ,wastewater, containing ,phenol, was pumped into the reactor (cell), while in the pre-sent study the aim is to examine the effectiveness of anolyte for degradation of ,phenol, in ,wastewater, outside the reactor. To the authors' knowledge, the use of anolyte as oxidizing agent for ,phenol, destruction has not been investigated to date.

Generation of cyanide ion by the reaction of phenol with ...
Generation of cyanide ion by the reaction of phenol with ...

Generation of cyanide ion by the reaction of ,phenol, with nitrous ,acid, in ,wastewater,. Adachi A(1), Okano T. Author information: (1)Kobe Pharmaceutical University, Motoyamakitamachi 4-chome, Higashinada-ku, Kobe 658-8558, Japan. a-adachi@kobepharma-u.ac.jp It was found that ,phenol, reacts with nitrous ,acid, to produce cyanide ions.

A Short Review of Techniques for Phenol Removal from ...
A Short Review of Techniques for Phenol Removal from ...

7/5/2016, · Animal studies have shown fetal body weight reduction, growth retardation, and abnormal development in the offspring. Thus, there is a need to treat wastewater affected with phenolic compounds before discharge. Phenol exists in common derivatives such as, Bisphenol A (BPA), ,, chlorophenols (CPs),, and phenolic endocrine disrupting compounds .

Adsorption of Phenol from Wastewater Using Calcined ...
Adsorption of Phenol from Wastewater Using Calcined ...

was obtained from Clariant, Germany. ,Phenol, used to prepare the simulated phenolic ,wastewater, was obtained from Merck, South Africa. Analytical grade acetonitrile and acetic ,acid, which were used as mobile phase in High Performance Liquid Chromatography (HPLC) were procured from Sigma Aldrich.

Phenolic Compounds in Water: Sources Reactivity Toxicity ...
Phenolic Compounds in Water: Sources Reactivity Toxicity ...

30/8/2016, · Phenolic compounds exist in water bodies due to the discharge of polluted ,wastewater, from industrial, agricultural and domestic activities into water bodies. They also occur as a result of natural phenomena. These compounds are known to be toxic and inflict both severe and long‐lasting effects on both humans and animals. They act as carcinogens and cause damage to the red blood cells and the ...

Removal of phenol and phosphoric acid from wastewater by ...
Removal of phenol and phosphoric acid from wastewater by ...

ABSTRACT Microfiltration carbon membranes were developed to cope with the ,wastewater, containing ,phenol, and phosphoric ,acid,. The structure of carbon membranes was characterized by scanning electron microscope, x-ray diffraction, bubble pressure method and specific surface area analysis. The separation efficiency of carbon membranes was investigated by varying the operation factors, including ...

5530 PHENOLS - Standard Methods For the Examination of ...
5530 PHENOLS - Standard Methods For the Examination of ...

The analytical procedures offered here use the 4-aminoantipyrine colorimetric method that determines ,phenol,, ortho- and meta-substituted phenols, and, under proper pH conditions, those para-substituted phenols in which the substitution is a carboxyl, halogen, methoxyl, or sulfonic ,acid, group.

CN101575152A - Reusable method of decanedioic acid phenol ...
CN101575152A - Reusable method of decanedioic acid phenol ...

The invention provides a reusable method of decanedioic ,acid phenol,-containing ,wastewater,, which comprises the following steps: providing decanedioic ,acid, mother liquid which is prepared by neutralizing and acidating and crystallizing a sebacate solution; carrying out solid-liquid separation to the mother liquid to obtain a decanedioic ,acid, solid and first ,wastewater,, reusing the first ...

Generation of cyanide ion by the reaction of phenol with ...
Generation of cyanide ion by the reaction of phenol with ...

Generation of cyanide ion by the reaction of ,phenol, with nitrous ,acid, in ,wastewater,. Adachi A(1), Okano T. Author information: (1)Kobe Pharmaceutical University, Motoyamakitamachi 4-chome, Higashinada-ku, Kobe 658-8558, Japan. a-adachi@kobepharma-u.ac.jp It was found that ,phenol, reacts with nitrous ,acid, to produce cyanide ions.

Phenol Removal From Water - Arvia Technology
Phenol Removal From Water - Arvia Technology

Sources of, Phenol in Wastewater These pollutants are found in low concentrations in domestic wastewater due to their widespread use in household items., However, sources of phenol in wastewater also include industrial plants like pharmaceutical, agrochemical or facilities manufacturing plastics and …

Phenols Wastewater Test Kits - 4-Aminoantipyrine Method
Phenols Wastewater Test Kits - 4-Aminoantipyrine Method

Phenol,, meta-, and ortho-substituted phenols, and some para-substituted phenols, under proper pH conditions, are detected with this method. The method is applicable to the monitoring of phenolic compounds in ,wastewater,. Results are expressed as ppm (mg/L) ,phenol,.

(PDF) Presence of phenol in wastewater effluent and its ...
(PDF) Presence of phenol in wastewater effluent and its ...

phenol, from ,wastewater,. ,Phenol, is removed from ,wastewater, in this process, making. it useable. ... the organic ,acid, in the process of ,phenol, removal [158]. The biochemical reactions.

Phenol Oxidation: Industrial Wastewater: Carus Group
Phenol Oxidation: Industrial Wastewater: Carus Group

Phenol, is a simple aromatic compound that has many important uses. It is a common component in the production of resins, pharmaceuticals, adhesives, surface finishes and many other chemical products. ,Phenol, products are also present in the ,wastewater, of many industries such as oil refining, petrochemicals, coking operations, plastics, and wood products.

Degradation of phenol and 24-dichlorophenol wastewater by ...
Degradation of phenol and 24-dichlorophenol wastewater by ...

The presence of phenolic compounds, such as ,phenol, (carbolic ,acid, or phenylic ,acid,) and 2,4-DCP (2,4-dichlorophenol), in trace amounts in the agricultural environment and in chemical industries ,wastewater, has been considered a potentially large risk for the environment and human health.

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