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Electrocoagulation of acidic wastewater containing copper

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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Electrocoagulation of acidic wastewater containing copper
Potassium hydroxide | KOH - PubChem
Potassium hydroxide | KOH - PubChem

Potassium hydroxide,, also known as lye is an inorganic compound with the chemical formula KOH.Also commonly referred to as caustic potash, it is a potent base that is marketed in several forms including pellets, flakes, and powders.It is used in various chemical, industrial and manufacturing applications. ,Potassium hydroxide, is also a precursor to other potassium compounds.

2021 Hydraulic Fracturing Technology Showcase
2021 Hydraulic Fracturing Technology Showcase

To reduce ,fluid, loss encountered during the hydraulic ,fracturing, process, NatureWorks has released a new polylactic acid (PLA)-based degradable polymer called Ingeo DH1900 for downhole applications. Ingeo DH1900 can be pumped downhole as fine, discrete particles that quickly change into a thick, degradable material at the targeted site.

Surfactant-Based Treatment Fluids Mitigate Fracture Hits ...
Surfactant-Based Treatment Fluids Mitigate Fracture Hits ...

Surfactant used in the second invasion/,flowback, cycle reduced the damage incurred by the first invasion/,flowback, cycle from 25 to 13%. The benefit of surfactant has been observed from field results from the Wolfcamp shale, where the estimated ultimate recoveries (EURs) of wells diminished by surfactant-stimulated offset wells were higher than those diminished by …

Recycling disposal technology and application of shale gas ...
Recycling disposal technology and application of shale gas ...

Based on the problems of disposal difficult for ,fracturing flowback fluid, and lack of match ,fluid, water in Changning-Weiyuan area,this paper analyzed the main component of shale gas ,fracturing fluid flowback,,and determined the key influence factors for the ,flowback fluid, recycle.The key influence factors include bacteria concentration,suspended solids concentration and high priced metal ions ...

Flowback Procedure - Wastewater Treatment Plant
Flowback Procedure - Wastewater Treatment Plant

Flowback Procedure: Manifolded Frac tanks are set in a line and positioned near the EC unit. When the Flowback begins the returned Frac Fluids are used to fill up all of our source tanks. A pump is set near the Ec unit pumping the returned Frac Fluids through the EC for treatment and into a 500 bbl Weir tank.

Water Reclamation Company - Wastewater Treatment Plant
Water Reclamation Company - Wastewater Treatment Plant

Treatment, of ,Fracturing, Returned Fluids. The major hardware components in the system used for cleanup of returned ,fracturing, fluids consist of an electrocoagulation (EC) unit, two reverse osmosis (RO) units and 3 to 4 tanks. MORE >> ,Flowback, Procedure

Method of Treating Flowback Fluid from a Well
Method of Treating Flowback Fluid from a Well

A method and apparatus for treating ,flow back fluid, from a well after a well completion process is disclosed. The method includes the steps of maintaining the pH of the ,flow back fluid, at a certain level and introducing an oxidizing agent into the ,fluid, flow. The ,flow back fluid, which typically contains at least water, oil and solids is passed through a tubing bundle, an oil/water separator ...

Inflow and Injection Control Devices (ICDs) | Schlumberger
Inflow and Injection Control Devices (ICDs) | Schlumberger

ResFlow inflow control devices (ICDs) and ResInject injection ICDs help maintain uniform inflow and injection rates, respectively, across the entire length of the interval in openhole completions, even in the presence of permeability variations and thief zones.

2021 Hydraulic Fracturing Technology Showcase
2021 Hydraulic Fracturing Technology Showcase

To reduce ,fluid, loss encountered during the hydraulic ,fracturing, process, NatureWorks has released a new polylactic acid (PLA)-based degradable polymer called Ingeo DH1900 for downhole applications. Ingeo DH1900 can be pumped downhole as fine, discrete particles that quickly change into a thick, degradable material at the targeted site.

FRACTURING FLUID DEFLECTING AND SCREENING INSERT by ...
FRACTURING FLUID DEFLECTING AND SCREENING INSERT by ...

1 ABSTRACT 2 ,Fracturing, headers and connected conduits are fit with one or more 3 ,fluid, screening and wear minimizing inserts. Tubular screen inserts are provided to 4 screen a flow of ,fracturing fluid, through manifolds prior to, or at, the ,fracturing, 5 header.

GROVE B4 Side-Entry Ball Valve | Schlumberger
GROVE B4 Side-Entry Ball Valve | Schlumberger

Antistatic ,device, Double block-and-bleed capabilities Double-sealing barrier in both directions for ASME Classes 600, 900, and 1500; body relief valve for overpressure due to liquid thermal expansion

Calcium peroxide | CaO2 - PubChem
Calcium peroxide | CaO2 - PubChem

Advanced ,treatment,: Consider orotracheal or nasotracheal intubation for airway control in the patient who is unconscious, has severe pulmonary edema, or is in respiratory arrest. Early intubation, at the first sign of upper airway obstruction, may be necessary. Positive-pressure ventilation techniques with a bag-valve-mask ,device, may be beneficial.

The First Set of O&G Fracking Flowback Water Treatment ...
The First Set of O&G Fracking Flowback Water Treatment ...

The system of flowbacks treatment trailers consists of a pre-treatment trailer and a final treatment trailer, the dimensions, roadworthy properties, operational modes of the trailers are all based on domestic oilfields’ rugged road conditions and actual wellsite conditions, completely meeting the requirements for spot treatment of fracturing fluid flowbacks and road conditions of the Chinese oilfield.

Method of Treating Flowback Fluid from a Well
Method of Treating Flowback Fluid from a Well

A method and apparatus for treating ,flow back fluid, from a well after a well completion process is disclosed. The method includes the steps of maintaining the pH of the ,flow back fluid, at a certain level and introducing an oxidizing agent into the ,fluid, flow. The ,flow back fluid, which typically contains at least water, oil and solids is passed through a tubing bundle, an oil/water separator ...

Structure For Fluid Flowback Control Decision Making And ...
Structure For Fluid Flowback Control Decision Making And ...

1. A computer-implemented method for performing ,fluid flowback, control, the method comprising: obtaining information collected prior to a fracture closure stage of a ,fracturing, operation of a formation; determining, based on the information, whether to perform ,fluid flowback, during the fracture closure stage following a ,treatment, stage of the ,fracturing, operation; and adjusting, based on the ...

ENVIRONMENTAL IMPACT OF HYDRAULIC FRACTURING TREATMENT ...
ENVIRONMENTAL IMPACT OF HYDRAULIC FRACTURING TREATMENT ...

flowback fluid, which was subjected to ,treatment, in separators, settling tanks and filter stations installed in the well site area and subsequently stored in leak-proof basins used earlier to gather reserves of technological water. After the end of the operations the ,fluid, …

ENVIRONMENTAL IMPACT OF HYDRAULIC FRACTURING TREATMENT ...
ENVIRONMENTAL IMPACT OF HYDRAULIC FRACTURING TREATMENT ...

flowback fluid, which was subjected to ,treatment, in separators, settling tanks and filter stations installed in the well site area and subsequently stored in leak-proof basins used earlier to gather reserves of technological water. After the end of the operations the ,fluid, …

LPG Fracturing Technology and Its Application - ZORANOC ...
LPG Fracturing Technology and Its Application - ZORANOC ...

In the ,fracturing fluid flowback, stage, first with nitrogen to clean up the ground line, then put spray ,fracturing fluid flowback,. Due to the absorption pressure drop and heat reservoirs, LPG vaporization after ,fracturing fluid, gel breaking, no pumping ,device,, using its own expansion of the pipeline will be able to return to the ground.

Hydraulic Fracturing Recipe | Info Shale : shale gas & oil ...
Hydraulic Fracturing Recipe | Info Shale : shale gas & oil ...

Injection of ,fracturing fluid, with much more proppant is the next stage. Sand or ceramic granules are mixed with water and chemical additives in special units that are called blenders. Subsequently, pumps sets inject the mixture through the manifold (a ,device, that interconnects all pumps sets and delivers all fluids injected to and recovered from the well) and the wellhead into the borehole.

Structure For Fluid Flowback Control Decision Making And ...
Structure For Fluid Flowback Control Decision Making And ...

1. A computer-implemented method for performing ,fluid flowback, control, the method comprising: obtaining information collected prior to a fracture closure stage of a ,fracturing, operation of a formation; determining, based on the information, whether to perform ,fluid flowback, during the fracture closure stage following a ,treatment, stage of the ,fracturing, operation; and adjusting, …

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