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Treatment process of acid electroplating wastewater

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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Treatment process of acid electroplating wastewater
Fluorinated anionic fenugreek gum: their self-assembly ...
Fluorinated anionic fenugreek gum: their self-assembly ...

The pH of the mixture was neutralized before the product was filtered via vacuum ,filtration,; subsequently, it ... The degree of substitution (DS) was determined by nitrogen analysis. The synthetic processes are shown in ,Scheme, 1. ,Scheme, 1 ... The performance of the broken-gel liquids directly affects the ,flowback, of ,fracturing fluid,, ...

Appendix E: Water Management Strategy Support (Task 5.3.3 ...
Appendix E: Water Management Strategy Support (Task 5.3.3 ...

3. Use biocide protection in ,fracturing, operations. 4. Monitor produced and frac ,flow back, brines for the presence of biological activity. 5. Defer re-use of produced brine until remedial treatments can be implemented. (Even if the ,flowback, brine is diluted with fresh water as a makeup ,fluid,, the risk of

Study of the Potential Impacts of Hydraulic Fracturing on ...
Study of the Potential Impacts of Hydraulic Fracturing on ...

For this study, ",flowback," is the ,fluid, returned to the surface after hydraulic ,fracturing, has occurred, but before the well is placed into production, while "produced water" is the ,fluid, returned to the surface after the well has been placed into production.10 They are collectively referred to as "hydraulic ,fracturing, wastewater" and may contain chemicals injected as part of the hydraulic ...

Increased Reservoir Contact in Cemented Multistage ...
Increased Reservoir Contact in Cemented Multistage ...

Over the 102 intervals in which the sequenced ,fracturing, technique was implemented on the four cemented, plug-and-perf wells, significant diversion was observed in 97 of those, a 95% success rate. The success criteria for this condition were based on observation of increases in surface treating pressure at the constant-rate pill placement into the formation.

Method of Treating Flowback Fluid from a Well - NOLES JR ...
Method of Treating Flowback Fluid from a Well - NOLES JR ...

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.

Purification of flowback fluids after hydraulic fracturing ...
Purification of flowback fluids after hydraulic fracturing ...

17/10/2017, · Hydraulic ,fracturing, is a process that is used for the stimulation of impermeable rocks in order to release the trapped natural gas. ,Flowback fluid, contains many different chemical ingredients used in the ,fracturing, process; it also holds compounds leached from the bedrock.

Propagation proppant transport and the evolution of ...
Propagation proppant transport and the evolution of ...

Hydraulic ,fracturing, is a widely used method for well stimulation to enhance hydrocarbon recovery. Permeability, or ,fluid, conductivity, of the hydraulic fracture is a key parameter to determine the ,fluid, production rate, and is principally conditioned by fracture geometry and …

Flare Redesign Enables Continuously Flowing High CO2 ...
Flare Redesign Enables Continuously Flowing High CO2 ...

Solution: Redesign the flaring scheme to improve flaring efficiency in high CO 2 fluids; develop and deploy temporary surface facilities for flowback to allow detailed fluid analysis on produced fluids. Result: Achieved frequent, accurate measurements of CO 2 concentrations while continuously and optimally burning hydrocarbons.

The CoLD® Process | Treatment of Flowback/Produced Water
The CoLD® Process | Treatment of Flowback/Produced Water

Some portion of the frac ,fluid, injected into a well will return to the surface during the first few days to weeks. This is referred to as ,flowback, water. Over a much longer period of time, additional water that is naturally present in the shale formation (produced water) continues to flow from the well.

Shales Leaching Modelling for Prediction of Flowback Fluid ...
Shales Leaching Modelling for Prediction of Flowback Fluid ...

The object of the paper is the prediction of ,flowback fluid, composition at a laboratory scale, for which a new approach is described. The authors define leaching as a ,flowback fluid, generation related to the shale processing. In the first step shale rock was characterized using X-ray fluorescence spectroscopy, X-ray diffractometry and laboratory analysis. It was proven that shale rock samples ...

Recyclable clean fracturing fluid thickener preparation ...
Recyclable clean fracturing fluid thickener preparation ...

U.S. patent number 10,894,761 [Application Number 16/937,529] was granted by the patent office on 2021-01-19 for recyclable clean ,fracturing fluid, thickener, preparation method and recovery method thereof, and high-temperature resistant clean ,fracturing fluid,.This patent grant is currently assigned to SOUTHWEST PETROLEUM UNIVERSITY.

The CoLD® Process | Treatment of Flowback/Produced Water
The CoLD® Process | Treatment of Flowback/Produced Water

Some portion of the frac ,fluid, injected into a well will return to the surface during the first few days to weeks. This is referred to as ,flowback, water. Over a much longer period of time, additional water that is naturally present in the shale formation (produced water) continues to flow from the well.

Recyclable clean fracturing fluid thickener preparation ...
Recyclable clean fracturing fluid thickener preparation ...

U.S. patent number 10,894,761 [Application Number 16/937,529] was granted by the patent office on 2021-01-19 for recyclable clean ,fracturing fluid, thickener, preparation method and recovery method thereof, and high-temperature resistant clean ,fracturing fluid,.This patent grant is currently assigned to SOUTHWEST PETROLEUM UNIVERSITY.

Method of Treating Flowback Fluid from a Well - NOLES JR ...
Method of Treating Flowback Fluid from a Well - NOLES JR ...

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.

(PDF) Environmental Regulation of Hydraulic Fracturing in ...
(PDF) Environmental Regulation of Hydraulic Fracturing in ...

Since the late 1990s, coalbed methane (CBM) has grown to be a significant part of the Queensland economy, building alongside the world-scale coal export operations. Environmental regulation in Queensland, over the same period, has become highly

NAE Website - Produced Water from Hydrofracturing ...
NAE Website - Produced Water from Hydrofracturing ...

Once the well has been hydraulically fractured, some of the water returns as ,flowback,. For the Marcellus, about 20 percent of the source water returns as ,flowback, within about 30 days, at rates of 300–8,000 barrels (bbl) per day during the first two or three weeks (King 2012).

Purification of flowback fluids after hydraulic fracturing ...
Purification of flowback fluids after hydraulic fracturing ...

17/10/2017, · Hydraulic ,fracturing, is a process that is used for the stimulation of impermeable rocks in order to release the trapped natural gas. ,Flowback fluid, contains many different chemical ingredients used in the ,fracturing, process; it also holds compounds leached from the bedrock.

NAE Website - Produced Water from Hydrofracturing ...
NAE Website - Produced Water from Hydrofracturing ...

Once the well has been hydraulically fractured, some of the water returns as ,flowback,. For the Marcellus, about 20 percent of the source water returns as ,flowback, within about 30 days, at rates of 300–8,000 barrels (bbl) per day during the first two or three weeks (King 2012).

Preparation of a Novel Fracturing Fluid System with ...
Preparation of a Novel Fracturing Fluid System with ...

Typically, the type of ,fracturing fluid, thickener used in an oilfield can be divided into guar gum or its derivatives. Examples include hydroxypropyl guar gum (HPG), viscoelastic surfactants, and hydrophobic associating water-soluble polymer (HAWSP) [].However, guar gum-based ,fracturing, fluids usually have the disadvantages of high insoluble residue, poor shear resistance, and large damage to ...

Recyclable Clean Fracturing Fluid Thickener Preparation ...
Recyclable Clean Fracturing Fluid Thickener Preparation ...

U.S. patent application number 16/937529 was filed with the patent office on 2020-11-12 for recyclable clean ,fracturing fluid, thickener, preparation method and recovery method thereof, and high-temperature resistant clean ,fracturing fluid,.The applicant listed for this patent is …

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