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gas testing and acid fracturing waste water harmless disposal

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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gas testing and acid fracturing waste water harmless disposal
Pollution Prevention in the Plating Process
Pollution Prevention in the Plating Process

Zinc,-Iron ,Acid, or ,Alkaline,. ... Waste Treatment of ,Alkaline, Non-Cyanide Copper. ,Wastewater, treatment of non-cyanide copper solutions is simpler than those for copper cyanide processes because of the ... in some cases, to prepare for painting. Processes include anodizing, chromating, passivation, ,phosphating,…

Zero-Liquid Discharge Treatment of Wastewater from a ...
Zero-Liquid Discharge Treatment of Wastewater from a ...

NaCl, KOH, NaOH and ,hydrated lime, as precipitating agents in the treatment of ,wastewater, from the fertilizer industry ,containing, phosphate and fluoride ions, the latter in the HF and H2SiF6 forms in a wide range of pH, from 1.5 up to 12. Sodium chloride was chosen as a reagent for the neutralization of hexafluorosilicic ,acid, with

Precipitation treatment of effluent acidic wastewater from ...
Precipitation treatment of effluent acidic wastewater from ...

The wet method process is based on ,sulfuric acid, lixiviation of apatite rock (Ca 10 P 6 O 24 F 2 -fluoroapatite or Ca 10 P 6 O 24 (OH) 2hydroxyapatite), followed by a filtration of the gypsum formed, which, in this industry, is known as phosphogypsum (PG), and the subsequent concentration of the solution, yielding PA in technical grade, which is also known as wet process phosphoric ,acid, (WPPA).

RCRAInfo Search Results | Envirofacts | US EPA
RCRAInfo Search Results | Envirofacts | US EPA

wastewater, treatment sludges from electroplating operations, except from the following processes: (1) sulfuric ,acid, anodizing of aluminum; (2) tin plating on carbon steel; (3) ,zinc, plating (segregated basis) on carbon steel; (4) aluminum or ,zinc,-aluminum plating on carbon steel; (5) cleaning/stripping associated with tin, ,zinc,, and aluminum plating on carbon steel; and (6) chemical etching and ...

KR100847444B1 - Method for neutralizing sulphuric acid ...
KR100847444B1 - Method for neutralizing sulphuric acid ...

First, the light, calcined dolomite, according to the present invention is an alkaline substance such as slaked lime used for neutralization in sulfuric acid wastewater treatment, and it has an...

§261.31 40 CFR Ch. I (7–1–10 Edition)
§261.31 40 CFR Ch. I (7–1–10 Edition)

Wastewater, treatment sludges from the chemical conversion coating of aluminum ex-cept from zirconium ,phosphating, in aluminum can washing when such ,phosphating, is an exclusive conversion coating process. ,Wastewater, treatment sludges from the manufacturing of motor vehicles using a ,zinc phosphating, process will not be

Precipitation treatment of effluent acidic wastewater from ...
Precipitation treatment of effluent acidic wastewater from ...

26/2/2014, · Therefore, effluent pond contains very complex mixture of acids including HF, H 2 SiF 6, H 3 PO 4 and small quantities of ,sulfuric acid,. effluent ponds, in PA producing plants, forms real challenge to the fertilizer industry from several points of view including water losses, phosphate losses, fluoride losses, and most importantly the possible environmental damage that such water would cause if …

Effluent Treatment Plant Buy effluent treatment plant in ...
Effluent Treatment Plant Buy effluent treatment plant in ...

There are three main types of plating solutions: are ,acid, or ,alkaline, solutions and may contain complexing agents such as cyanides. waste characteristics any or all of the substances used in electroplating (such as acidic solutions, toxic metals, solvents, and cyanides) can be found in the ,wastewater,, either via rinsing of the product or due to spillage and dumping of process baths.

Complete F List - National Oceanic and Atmospheric ...
Complete F List - National Oceanic and Atmospheric ...

Wastewater, treatment sludges from electroplating operations except from the following processes: (1) sulfuric ,acid, anodizing of aluminum; (2) tin plating on carbon steel; (3) ,zinc, plating (segregated basis) on carbon steel; (4) aluminum or ,zinc,-aluminum plating on carbon steel; (5) cleaning/stripping associated with tin, ,zinc, and aluminum plating on carbon steel; and (6) chemical etching and ...

Hazardous Waste Generated By Generic Processes (“F” List ...
Hazardous Waste Generated By Generic Processes (“F” List ...

F019 ,Wastewater, treatment sludges from the chemical conversion coating of aluminum except from zirconium ,phosphating, in aluminum can washing when such ,phosphating, is an exclusive conversion coating process. (T) (continued)

CHEMICAL METHODS OF PURIFICATION OF WASTEWATER …
CHEMICAL METHODS OF PURIFICATION OF WASTEWATER …

When neutralizing industrial ,wastewater containing sulfuric acid,, the reaction, depending on the reagent used, proceeds according to the following equations: In the case of neutralization of ,wastewater containing sulfuric acid, by calcareous milk, gypsum (CaSO 4 2H 2 O) precipitates into the precipitate, causing deposition of it on the walls of the pipelines.

Taking a Close Look at the Pollutant | California Water ...
Taking a Close Look at the Pollutant | California Water ...

Wastewater, Characteristics Now with our lens focused on the pollutant, let us take a look at the chemicals used in this industry. The metal finishing industry is notoriously known for the undesirable waste that produces, due first to the volume and secondly, due to …

BARIUM CARBONATE TREATMENT OF SULFURIC ACID …
BARIUM CARBONATE TREATMENT OF SULFURIC ACID …

hydraulic structures caused by untreated ,sulfuric acid wastewater,. Adequate treatment of mineral acidity is accomplished in industry in various ways among which are: (1) recovery of the ,sulfuric acid, for: a. reuse b. for sale to other industries (2) neutralization by: a. using inplant waste alkali b. addition of commercial alkali

How to Control Pollution in Iron and Steel Industry?
How to Control Pollution in Iron and Steel Industry?

(a) Possibility of neutralising pickling ,wastewater, with ,alkaline, electrolytic cleaning ,wastewater,, (b) Use of ,acid, effluents to break oil-water emulsion, (c) Neutralising pickling ,wastewater, with lime. Producing sludge which after dewatering can be disposed off on land. Sludges ,containing, heavy metals (Passivation baths) should be treated to ...

GB 31573-2015 PDF. - Chinese Standard
GB 31573-2015 PDF. - Chinese Standard

HQ/T 132 Determination of chemical oxygen demand for high chlorine ,wastewater,. Potassium iodide ,alkaline, potassium permanganate method ... Production of sulfur compounds other than sulfuric ,acid, with sulfur, sulfur-,containing, minerals or other industrial by-products as raw materials, ... 28 total thallium ,containing, thallium, ,zinc,, ...

Zero-Liquid Discharge Treatment of Wastewater from a ...
Zero-Liquid Discharge Treatment of Wastewater from a ...

The overall research was designed to study a neutralization/precipitation-based process using NaCl, KOH, NaOH and ,hydrated lime, as precipitating agents in the treatment of ,wastewater, from the fertilizer industry ,containing, phosphate and fluoride ions, the latter in the HF and H 2 SiF 6 forms in a wide range of pH, from 1.5 up to 12.

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