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low permeability oilfield oil producing wastewater reinjection water quality stabilizing technology

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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low permeability oilfield oil producing wastewater reinjection water quality stabilizing technology
Modeling Frac-Fluid Rheology & Leakoff - Barree
Modeling Frac-Fluid Rheology & Leakoff - Barree

• ,Break, after desired time at temperature • ,Break, to low viscosity and no yield‐point – Low (or controlled) ,fluid, loss. Specific properties are desired in ,fracturing, fluids. Unfortunately, no materials are available which fulfill all these desire\൳.

CROSSLINKED FLUID TREATMENT AND METHODS FOR FRACTURING …
CROSSLINKED FLUID TREATMENT AND METHODS FOR FRACTURING …

crosslinked ,fluid, treatment and methods for ,fracturing, underground formations based on ,flowback,, production water, seawater, fresh water, and mixtures of same: The present invention provides cross-linked fracture fluids that allow for reusing return water with no treatment, minimizing the environmen...

US7857048B2 - Method for breaking fracturing fluids ...
US7857048B2 - Method for breaking fracturing fluids ...

A method for breaking a fracturing fluid includes identifying application parameter(s) including a subterranean formation temperature, and determining an acid precursor concentration in response to...

Fracturing Fluid Components | IntechOpen
Fracturing Fluid Components | IntechOpen

21/3/2013, · This is in applications such as gravel packing and Frac/Packing. The ,fluid, loss mechanism is “Viscosity- Controlled – i.e. C-II”. To control ,fluid, loss the polymers are used to produce very viscous linear gels. However above 60 to 80 lb of polymer/1000 gallons of water it becomes difficult to mix.

A Fracturing Fluid Instant Cellulose Without Dregs ...
A Fracturing Fluid Instant Cellulose Without Dregs ...

Below 900℃, 0.30/0 FA(i-500) storage modulus ,of fracturing fluid gel, G’ and loss modulus G” are 7.2 Pa and 1.6 Pa. The 40% sand ratio of crosslinking ,gel, sand carrying, after heating 6h in 900 degree water, without sand setting phenomenon, goof sand carrying capability. Permeability damage ,of fracturing fluid, to the core rate is 24.75%.

Modeling Frac-Fluid Rheology & Leakoff - Barree
Modeling Frac-Fluid Rheology & Leakoff - Barree

• ,Break, after desired time at temperature • ,Break, to low viscosity and no yield‐point – Low (or controlled) ,fluid, loss. Specific properties are desired in ,fracturing, fluids. Unfortunately, no materials are available which fulfill all these desire\൳.

Benefits of Quality Hydrocarbon Fracturing Fluid Recycling ...
Benefits of Quality Hydrocarbon Fracturing Fluid Recycling ...

Completion companies use three main chemical components to gel and break a hydrocarbon fracturing fluid: gellant, activator and breaker. Recycling fracturing fluid flowback will involve the removal of these completion chemicals as well as other contaminants.

PEH:Hydraulic Fracturing - PetroWiki
PEH:Hydraulic Fracturing - PetroWiki

26/4/2017, · The first ,fluid, pumped into a well during a fracture treatment is called the "prepad." The prepad is used to fill the casing and tubing, test the system for pressure, and ,break, down the formation. Next, the pad ,fluid,, which is the viscous ,fracturing fluid, used during the treatment, is pumped. No propping agent has been added to the pad.

CN103670359A - Method for nondegradable gel breaking of ...
CN103670359A - Method for nondegradable gel breaking of ...

The invention relates to a method for nondegradable ,gel, breaking of vegetable gelatin ,fracturing fluid,. The method for the nondegradable ,gel, breaking of the vegetable gelatin ,fracturing fluid, is characterized by comprising the following steps of 1) ,fracturing fluid, preparation, 2) nondegradable ,gel, breaking, 3) ,gel, breaking and ,flowback,, and 4) secondary utilization.

Hydraulic fracturing additives - Aubin
Hydraulic fracturing additives - Aubin

Following the pad, the ,fracturing fluid, is pumped downhole with a variety of additives. Proppant (sand or ceramics) is viscosified in the ,fluid, and placed into the fractures to prop them open. Before production phase, the ,fluid, needs to ,break, down and be brought back to the surface so it …

CROSSLINKED FLUID TREATMENT AND METHODS FOR FRACTURING …
CROSSLINKED FLUID TREATMENT AND METHODS FOR FRACTURING …

Fluids are basically composed of: return water, production water, sea water, fresh water and mixtures thereof present in a sufficient amount to moisten the gelling agent and to form a gellified aqueous agent; a gelling agent; an iron control agent; an alkaline buffer; a delayed cross-linking agent, and a rupture system to “,break,” the ,fluid, and improve fracture cleaning.

Crosslinked Water Fracturing | Trican Well Service
Crosslinked Water Fracturing | Trican Well Service

Crosslinked Water Fracturing,. Crosslinked treatments create long, large fractures with high viscosity fluids. The ,fluid, fractures the formation and moves proppant into the cracks to keep them open. With the proppant in place, the ,fluid, loses its viscosity, allowing it to be flowed back, and oil …

CN103670359A - Method for nondegradable gel breaking of ...
CN103670359A - Method for nondegradable gel breaking of ...

The invention relates to a method for nondegradable ,gel, breaking of vegetable gelatin ,fracturing fluid,. The method for the nondegradable ,gel, breaking of the vegetable gelatin ,fracturing fluid, is characterized by comprising the following steps of 1) ,fracturing fluid, preparation, 2) nondegradable ,gel, breaking, 3) ,gel, breaking and ,flowback,, and 4) secondary utilization.

Abstract: Research and Application of Super Low ...
Abstract: Research and Application of Super Low ...

Pad ,fluid, stage joins 30kg ammonium persulfate ,gel, breaker. Carrying ,fluid, phase joins 45kg ammonium persulfate ,gel, breaker. Displacement ,fluid, stage joins ammonium persulfate ,gel, breaker 75 kg. The whole construction process joins average ,gel, breaker amount is 0.025ppm. ,Flowback fluid, shows ,fracturing fluid gel, is good breaking.

Effect of Maturity and Mineralogy on Fluid-Rock Reactions ...
Effect of Maturity and Mineralogy on Fluid-Rock Reactions ...

Hydraulic ,fracturing fluid, (HFF) is comprised of ... mixture to subsequently react with the proppant transport ,gel, to reduce the HFF viscosity for ,flowback,. The breaker compounds are often ... of time, or under certain reservoir conditions. For example, ammonium persulfate creates SO. 4 2-free radical ions to ,break, down the ,gel, at elevated ...

CROSSLINKED FLUID TREATMENT AND METHODS FOR FRACTURING …
CROSSLINKED FLUID TREATMENT AND METHODS FOR FRACTURING …

Fluids are basically composed of: return water, production water, sea water, fresh water and mixtures thereof present in a sufficient amount to moisten the gelling agent and to form a gellified aqueous agent; a gelling agent; an iron control agent; an alkaline buffer; a delayed cross-linking agent, and a rupture system to “,break,” the ,fluid, and improve fracture cleaning.

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