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Treatment of acid chromium containing wastewater by point method

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 of acid chromium containing wastewater by point method
Advanced treatment of heavy oil wastewater for reuse by ...
Advanced treatment of heavy oil wastewater for reuse by ...

The quality parameters of the treated heavy oil produced water (HOPW) could completely meet the requirements of the C1 grade in the SY/T 5329-1994 standard for ,wastewater reinjection, in oilfields. Moreover, the biodegradability of the HOPW was greatly improved after treatment, creating favorable conditions for subsequent biological treatment if not ,reinjection,.

Amphiphilic Janus 3D MoS2/rGO Nanocomposite for Removing ...
Amphiphilic Janus 3D MoS2/rGO Nanocomposite for Removing ...

Most of the nanomaterials developed for ,oil,-in-water separation often have homogeneous superhydrophobic and superoleophilic properties that aim to maximize the ,oil, adsorption at the ,oil, and water interface, for example, superhydrophobic and superoleophilic miniature devices, superoleophilic microcrystalline cellulose (MCC) and methyl cellulose (MC) sponge, and highly …

CN206609156U - A kind of oil field reinjection water heat ...
CN206609156U - A kind of oil field reinjection water heat ...

The utility model is related to a kind of oil field ,reinjection, water heat pump of recovering residual heat unit and its system, the source pump and its system are by consuming a small amount of electric energy, the low-grade used heat contained in oil field ,reinjection, water is extracted, heat oil field water mixing, by vapour compression machine (1), check-valves (2), vavuum pump (3 ...

Produced water from oil - A review of the main treatment ...
Produced water from oil - A review of the main treatment ...

These techniques consist of four basic steps: generation of air bubbles in oily ,wastewater,; contact between the air bubbles and the oil droplets suspended in water; joining the drops of oil to the gas bubbles; lifting the air/oil combination to the surface where the oil is removed .

Treatment of oilfield produced water with ...
Treatment of oilfield produced water with ...

Oilfield produced water has become a hot research topic within the area of environmental engineering and applications in ,wastewater, treatment due to its vast yield and potential hazards (Lu et al. 2009).To enhance ,oil, recovery, alkali, polymers, surfactants and some other chemicals are increasingly widely used through injection into ,oil, reservoirs, especially heavy ,oil, reservoirs (Chang et al ...

US8826975B2 - Systems and methods of microbial enhanced ...
US8826975B2 - Systems and methods of microbial enhanced ...

A method ,of microbial enhanced oil recovery, from an ,oil,-bearing formation that involves treating the water that is to be injected into the ,oil,-bearing formation to enable microbial activity and adding oxygen to aid microbial activity.

Sustainable and clean oilfield development: Optimal ...
Sustainable and clean oilfield development: Optimal ...

10/4/2020, · The oilfield ,wastewater, treatment and recycling system is composed of two sub-,systems,: ,wastewater, treatment and waterflooding (Farajzadeh et al., 2019, Zhang et al., 2018). Even though the operators of ,wastewater, treatment and waterflooding ,systems, usually belong to the same ,oil, company, the operation schemes are formulated separately and manually.

Reinjection oilfield wastewater treatment using ...
Reinjection oilfield wastewater treatment using ...

1/2/2020, · Oilfield ,wastewater, is treated and recycled in large amounts to maintain the output pressure of ,oil, and gas during the long-term mining process . The ,reinjection, water from oilfields is recycled into the ,oil, layer from the injection wells, and most of the injection water is returned to the ground, along with the crude ,oil,, through the production wells.

(PDF) A review of oilfield wastewater treatment using ...
(PDF) A review of oilfield wastewater treatment using ...

technology, used in treating the oilfield produced ,wastewater, and its current progress. Keywords : oilfield produced water, membrane filtration, mixed matrix membrane, oily ,wastewater, Abstrak

The Crucial Importance of Water Handling ... - Oil & Gas 360
The Crucial Importance of Water Handling ... - Oil & Gas 360

MGX Minerals Inc. (ticker: XMG) is a water handling company with current operations in Canada, but the company’s plans call for moving into select U.S. unconventional reservoirs. The company’s ...

(PDF) A review of oilfield wastewater treatment using ...
(PDF) A review of oilfield wastewater treatment using ...

technology, used in treating the oilfield produced ,wastewater, and its current progress. Keywords : oilfield produced water, membrane filtration, mixed matrix membrane, oily ,wastewater, Abstrak

Key Players: Companies Focus On Replacing Freshwater ...
Key Players: Companies Focus On Replacing Freshwater ...

With technologies and processes for the filtration, oxidation and disinfection of water and ,wastewater,, De Nora has been addressing the offshore and onshore water treatment needs of the ,oil, and gas industry for decades, from proven solutions in biofouling control, sewage treatment and membrane filtration on offshore drilling platforms to onshore frac water disinfection, produced water recycling and ,oil, …

(PDF) An integrated approach for produced water treatment ...
(PDF) An integrated approach for produced water treatment ...

Produced water is injected into ,oil, and gas reservoir for multiple purposes such as a disposal, water flooding and enhanced ,oil, recovery, and in some cases, hydraulic fracturing. ...

Reinjection oilfield wastewater treatment using ...
Reinjection oilfield wastewater treatment using ...

1/2/2020, · Oilfield ,wastewater, is treated and recycled in large amounts to maintain the output pressure of oil and gas during the long-term mining process . The ,reinjection, water from oilfields is recycled into the oil layer from the injection wells, and most of the injection water is returned to the ground, along with the crude oil, through the production wells.

Protocol for Preparing Synthetic Solutions Mimicking ...
Protocol for Preparing Synthetic Solutions Mimicking ...

Produced water (PW) is ,wastewater, generated from ,oil, exploration, and requires treating for ,oil, and suspended solids removal. The viability of an effluent treatment unit process for this duty depends both on its efficacy, in terms of ,oil, removal and, for offshore applications esp., its size, in terms of its area (FA, m/h) and vol. (FV, 1/h) footprint per unit vol. flow.

Creating Effective Environmentally ... - ceh.cosmo-oil.co.jp
Creating Effective Environmentally ... - ceh.cosmo-oil.co.jp

wastewater, treatment at ,oil, refineries. Cosmo ,Oil, has made use of our biotechnology knowledge to develop ,technology, which dramatically reduces the amount of sludge generated. Performance evaluation at our refineries is planned. After the examination, we will begin application of this ,technology, within our company, but also see applications

Chemical-free produced water treatment by proprietary ...
Chemical-free produced water treatment by proprietary ...

The, oil, and gas industry recognises ultrafiltration (UF) membrane, technology, is the most effective, technology, to recover, oil, and recycle, production water, and fracking flowback. But due to, oil, particles and light density solids adhering to the membrane surfaces and thus clogging the membrane pores, previous large scale attempts to apply this, technology, in the, oil, and gas industry have failed miserably.

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