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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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Acid waste water is discharged into the river
Study on a Nonionic Surfactant/Nanoparticle Composite ...
Study on a Nonionic Surfactant/Nanoparticle Composite ...

14/4/2021, · The incomplete ,flowback, of the ,fracturing fluid, causes great seepage resistance for hydrocarbon prodn. Adding cleanup additive composed of surfactant is an effective method to increase the ,flowback, rate, which is more closely related to the oil/water interfacial tension of the cleanup additive.

2021 Hydraulic Fracturing Technology Showcase
2021 Hydraulic Fracturing Technology Showcase

15/12/2020, · Evonik Oil Additives has developed a novel type of paraffin inhibitor that is dispersible in water. This solution allows the product to be fully compatible with most frac fluids. By incorporating a paraffin inhibitor, wax deposition during the frac process can be mitigated, potentially enhancing oil ,recovery, from liquids-rich shale reservoirs.

The retention and flowback of fracturing fluid of branch ...
The retention and flowback of fracturing fluid of branch ...

1/3/2021, · ,Fracturing fluid flowback, can be considered in two stages. The ,flowback, mechanism for each stage is different. The two stages can be distinguished by the critical T2 relaxation time determined by the low-field NMR, as described in Fig. 12. At first, a cumulative T2 value for …

Fracturing Ball Retrieval Device and Method - Bakken Ball ...
Fracturing Ball Retrieval Device and Method - Bakken Ball ...

For example, as shown in FIG. 1, the ,device, is configured with a streamlined shape for moving through the ,fluid, efficiently, reducing the likelihood of snagging on the wellbore, and with ample avenues for ,fluid, to pass through the ,device, to lessen the force of ,fluid, resistance. The ,device, can be further configured to accomplish the desired ,fluid,-movements to control the specific ,fluid, hydraulic forces against the tool.

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.

FLOWBACK AID FOR FRACTURING FLUIDS - Schlumberger ...
FLOWBACK AID FOR FRACTURING FLUIDS - Schlumberger ...

A ,flowback, aid may be included in the ,fracturing fluid, to reduce capillary pressure and water blocks, thereby improving the kinetics of the ,flowback, and preventing or minimizing the leaving-behind of any substantial amount of the ,fracturing fluid,. ,Flowback, aids, such as surfactants, have also been shown to aid in the “clean-up” of the proppant pack, thereby accelerating the flow of hydrocarbons through the …

WorkSafeBC
WorkSafeBC

(5) If test ,fluid recovery, is encountered during darkness (a) the liquids recovered must be reverse circulated, and (b) if reverse circulation is not practicable due to failure of the pump out sub, additional drill pipe must not be pulled and disconnected until daylight. (6) Whenever oil, water or gas has been encountered during drill stem testing,

Chemicals Businesses for Sale | Buy Chemicals Businesses ...
Chemicals Businesses for Sale | Buy Chemicals Businesses ...

Bacteria are tricky little buggers that would take over the world if given the opportunity. To help prevent the world from becoming a science fiction nightmare where humans perish at the hands (or pincers) of these tiny bugs, consider finding a chemical business that's for sale. Chemicals are needed for a variety of applications – from construction, housecleaning, and laundry services to ...

Distinguished Lecturer Slides and Graphics
Distinguished Lecturer Slides and Graphics

Waterflood ,design, and operational case histories of cross-functional collaboration are provided that have improved life cycle costs and increased ,recovery, for onshore and offshore waterfloods. The role that water quality, surveillance, reservoir processing rates, and layered reservoir management has on waterflood oil ,recovery, and life cycle costs will be clarified.

Modeling and Simulation of Shale Fracture Attitude | ACS Omega
Modeling and Simulation of Shale Fracture Attitude | ACS Omega

The ,flowback, water transients can provide useful information about the complexity of the fracture network after the ,fracturing, operations. In this paper, a math. model for modeling ,fracturing fluid flowback, of hydraulically fractured shale gas wells is established.

Pursuing Improved Flowback Recovery after Hydraulic ...
Pursuing Improved Flowback Recovery after Hydraulic ...

Request PDF | Pursuing Improved ,Flowback Recovery, after Hydraulic ,Fracturing, | Low injected ,fracturing fluid recovery, has been an issue during ,flowback, period that is highly impacted by the ...

How Technology and Water Converge in the Economics of Oil ...
How Technology and Water Converge in the Economics of Oil ...

drilling mud, hydraulic ,fracturing fluid,, ,flowback, water and produced water. Different water management requirements and instrumentation are associated with the control and processing of each water type. Different ,treatment, processes have been developed and new processes are constantly evolving to treat and reuse/recycle as

Reutilization of Fracturing Flowback Fluids in Surfactant ...
Reutilization of Fracturing Flowback Fluids in Surfactant ...

The optimal chemical slug size in this study was maintained between 0.7 and 0.9 pore volumes (PV) for the efficient reutilization ,of fracturing flowback, fluids. This investigation established that the simulated ,flowback, fluids recovered from ,fracturing, treatment using viscoelastic surfactants can be reused for surfactant flooding with probable environmental and economic benefits.

Fracturing-Fluid Flowback Simulation with Consideration of ...
Fracturing-Fluid Flowback Simulation with Consideration of ...

On the basis of the above-mentioned hydrodynamic ,flowback, behavior for ,fracturing,-,fluid,, following physical assumptions are made: (1) the physical ,flowback, model is composed of four interconnected domains, i.e., W, F, f, and m (as shown in Figure 2); (2) f and m form a dual-porosity media, which directly link F, and all F connect to W; (3) a set of fine grids with high permeability is used to characterize F, …

Valve Brands | Schlumberger
Valve Brands | Schlumberger

With over 100 years of OEM experience, we still ,design, and manufacture all elements of the valve system—from installation through maintenance and critical spares stocking and certification. Count on Cameron, with 7 global manufacturing locations, supported by 50 …

Search fracturing fluid: Methods to determine pore ...
Search fracturing fluid: Methods to determine pore ...

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(PDF) Well Completion Design - Jonathan Bellarby | last ...
(PDF) Well Completion Design - Jonathan Bellarby | last ...

25 Full PDFs related to this paper. READ PAPER. Well Completion ,Design, - Jonathan Bellarby

Optimization on fracturing fluid flowback model after ...
Optimization on fracturing fluid flowback model after ...

Huang et al. (2019) developed a ,fracturing fluid flowback, model according to the equilibrium relationship between the volume ,of fracturing fluid, loss, the volume ,of fracturing fluid flowback, and the variable of fracture volume, then the relationship between the wellhead pressure and the optimum diameter of the choke is obtained for tight sandstone reservoir.

(PDF) Water management in hydraulic fracturing technology
(PDF) Water management in hydraulic fracturing technology

The ,fracturing fluid, used in drilling is the main component ,of fracturing flowback fluid,, which can be divided into three parts: water, proppant and additives, accoun ting for about 90%, 8% and 2%

Progressing Cavity Pump - KUDU PCP | Schlumberger
Progressing Cavity Pump - KUDU PCP | Schlumberger

The progressing cavity pump is a positive displacement pump with a helical rotor spinning inside a fixed stator, forming cavities that lift the ,fluid,, including viscous fluids and fluids with high sand cut or a large percentage of free gas.

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