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Acid fracturing flowback fluid of natural gas well

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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Acid fracturing flowback fluid of natural gas well
Treatment of natural rubber processing wastewater using a ...
Treatment of natural rubber processing wastewater using a ...

In a natural rubber processing ,factory,, 20–35 m 3 of ,wastewater,, containing a high concentration of organic matter and nitrogen (particularly ammonia), is ,discharged, for 1 ton of product (Nugyen & Luong 2012).This is because ,a large amount, of ammonia is used for the preservation of rubber latex (Jawjit et al. 2010a, 2010b; Thongnuekhang & Puetpaiboon 2004).

General Characteristics and Treatment Possibilities of ...
General Characteristics and Treatment Possibilities of ...

the dairy ,factory,, whereas the remaining 20–50 % is con-ditionally clean (6,18). It has been estimated that the ,amount, of ,wastewater, is approx. 2.5 times higher than that of processed milk in units of volume. The ,amount, and characteristics of the ,wastewater, depend largely on the ,factory, size, applied technology, eff ectiveness and

JWG ジャパン・ウォーター・ガード
JWG ジャパン・ウォーター・ガード

For ,factory wastewater, measures, suppression of ,wastewater, by the reuse of ,factory wastewater, and by drainage regulations with the Water Pollution Control Act are conducted. Also, pollution removal by ,wastewater, treatment in accordance with the pollution characteristics have been made. Factories and business places with specific facilities over a certain size are subject to stringent ...

CN102253165B - Preparation method of total water hardness ...
CN102253165B - Preparation method of total water hardness ...

The invention relates to an indicator and a ,preparation, method thereof, and especially relates to a total water hardness test indicator and a ,preparation, method thereof. The indicator comprises the following effective components: 0.05-0.08g of eriochrome black T (EBT), 0.3-0.5g of ,acid chrome blue K,, 4.0-5.5g of hydroxylamine hydrochloride, 2.0-4.5g of trolamine, and 0.3-0.5g of borax.

Brief Analysis of the Main Treatment Methods of Phosphoric ...
Brief Analysis of the Main Treatment Methods of Phosphoric ...

The sludge produced by lime treatment of phosphorus-containing ,wastewater, is ,large,. Sludge from the bottom of inclined-tube sedimentation tank is ,discharged, into sludge concentration tank through bottom pipe, and the sludge is ,discharged, 1-2 times a day, so as to avoid dry plugging.

ENVIRONMENTAL ISSUES CAUSED BY RUBBER INDUSTRY | The ...
ENVIRONMENTAL ISSUES CAUSED BY RUBBER INDUSTRY | The ...

3/10/2011, · Natural rubber processing sector consumes ,large, volumes of water and energy and uses ,large amount, of chemicals as well as other utilities. It also discharges massive amounts of wastes and effluents. The most common environmental issues are ,wastewater, containing chemicals and smell, hazardous waste, noise, and thermal emission.

Assessment of toxicity in dairy waste: A Review
Assessment of toxicity in dairy waste: A Review

including: ,wastewater, from the production line (cleaning of equipment and pipes) cooling water, domestic ,wastewater,, the ,acid, whey and sweet. Due to this the quality and quantity of the product content in the dairy ,wastewater, at a given time changes with the application …

Possibilities of chromium (III) separation from acid ...
Possibilities of chromium (III) separation from acid ...

This paper describes the problem of recovery and reusing chromium from aqueous solutions. The authors studied a novel double-carrier supported liquid membrane system (DCSLM) with di(2-ethylhexyl) phosphoric ,acid, (D2EHPA) and bis(2,4,4-trimethyl) phosphinic ,acid, (Cyanex272) as a carrier of Cr(III) ions as a method to separate chromium (III) from ,acid, solutions.

Wastewater Characterization - Hazardous Wastes
Wastewater Characterization - Hazardous Wastes

Wastewater, from the zinc yellow plant contains soluble zinc salts, hydrochloric ,acid,, sodium chloride, and potassium chloride. In the ,chrome, green process plant, the ,wastewater, generated contains sodium nitrate, sodium chloride, ammonium sulfate, ferrous sulfate, sulfuric ,acid,, and iron ,blue, pigment particulates, when iron ,blue, is one of the essential raw materials.

OPEN ACCESS water
OPEN ACCESS water

catalytic oxidation and the removal efficiency of ,Acid Chrome Blue K, was 87.8%. For electrochemical oxidation removal of dye ,wastewater,, the degradation of Remazol RB 133 was achieved with the aid of photovoltaic (PV) cells to power an electrochemical filter press reactor [27].

Cellulose-based membrane for adsorption of dye in batik ...
Cellulose-based membrane for adsorption of dye in batik ...

The hydrogels of CMC-acrylamide-graphene oxide were utilized for adsorption of ,Acid Blue,-133 with maximum adsorption capacity of 185.45 mg.g-1. 21 CMC and tannin were combined and crosslinked with epichlorohydrin, shows maximum adsorption capacity of 1300 mg.g-1, when concentration of MB was lower than 2000 mg.L-1. 22 Zhang et al. (2014) developed a CMC composite membrane by grafting acrylic ,acid, (CA) and was able to absorb Methyl Orange, Disperse ,Blue, …

CAS 3270-25-5 Acid chrome blue K - BOC Sciences
CAS 3270-25-5 Acid chrome blue K - BOC Sciences

Rayleigh light scattering of ,Acid Chrome Blue K, (ACBK) is enhanced greatly by proteins. Based on this, a method for protein assay in aqueous solution was developed. This assay matches the sensitivity of the colorimetric dye-binding method with a linear range of 0.136-10.88 micrograms ml-1. The measurements can be made easily on a common fluorimeter.

Electroplating Wastewater Treatment_Method
Electroplating Wastewater Treatment_Method

29/4/2018, · Electroplating ,factory wastewater discharged, serious confusion (The quality of employees is poor and they are arranged in a row to save time.) ,Wastewater, is not categorized into categories. The chemicals used in each sort of ,wastewater, are highly targeted in order to reduce costs.As a result, the ,wastewater, of each category is poorly treated, and the integrated water is still not up to standard.

Microwave-assisted synthesis of UIO-66 and its adsorption ...
Microwave-assisted synthesis of UIO-66 and its adsorption ...

The MW-UIO-66 and MWHAc-UIO-66 sample can reduce the concentration of ,acid chrome blue K, to less than 1 ppm, almost 98% adsorption. It is interesting that the adsorption ability of MW-UIO-66 for ,acid chrome blue K, is better than that of HHAc-UIO-66 even though the surface area of HHAc-UIO-66 (N2, 77 ,K,) is greater than that of MW-UIO-66.

Removal of F–53B as PFOS alternative in chrome plating ...
Removal of F–53B as PFOS alternative in chrome plating ...

15/10/2019, · In this study, we validated the high reducibility of oxidation-resistant F–53B—a widely detected sulfonic ,acid, and important potential alternative to PFOS in China, especially as CMS. Specifically, a ,chrome, plating ,wastewater, containing F–53B was effectively treated by UV/sulfite, achieving its entire degradation within 1 h.

Photocatalytic Degradation of Acid Chrome Blue K with ...
Photocatalytic Degradation of Acid Chrome Blue K with ...

By injecting electrons from the photoexcited sensitizer to the conduction band, the sensitized TiO 2 degraded ,acid chrome blue K, under incandescent lamp irradiation. The results indicated that H 2 TPPC−TiO 2 had remarkable effects on the photodegradation of ACBK …

Effective utilization of wastewater for valuable ...
Effective utilization of wastewater for valuable ...

nique requires ,a large amount of acid, or base water for ion-exchange resin washing, and consequently produc-ing enormous ,wastewater,. For example, in validamycin A recovery process, the total volume of ,wastewater, is about eight times of fermentation broth, which would cause an obvious menace to subsequent environment. ˚is efflu-

Superadsorbent Ni–Co–S/SDS Nanocomposites for Ultrahigh ...
Superadsorbent Ni–Co–S/SDS Nanocomposites for Ultrahigh ...

Cetyl trimethyl ammonium bromide modified magnetic biochar from pine nut shells for efficient removal of ,acid chrome blue K,. Bioresource Technology 2020, 312 , 123564. https://doi.org/10.1016/j.biortech.2020.123564

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