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tight oil oil base cutting supercritical co3 fluid treatment chart 2017

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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tight oil oil base cutting supercritical co3 fluid treatment chart 2017
Ecotoxicity of oil sludges and residuals from their ...
Ecotoxicity of oil sludges and residuals from their ...

Briefly, the oil ,sludge, (5 g), surfactant [5:1 ratio to oil ,sludge, and at 5CMC, critical micelle concentration; the highest ratio and concentration used in previous oil recovery studies with these oil sludges samples (Ramirez and Collins 2018; Ramirez et al. 2020)], and cyclohexane (1:1 ratio to oil ,sludge,…

Review on oily sludge treatment technology - IOPscience
Review on oily sludge treatment technology - IOPscience

1/3/2020, · Abstract. ,Oily sludge, is one of the most important solid pollutants produced by petroleum industry. Due to the serious pollution and the increasing production of ,oily sludge, year by year, how to effectively treat ,oily sludge, is the focus of worldwide attention. This paper mainly introduces the source, characteristics, environmental impact, as well ...

Oil sludge washing with surfactants and co-solvents: oil ...
Oil sludge washing with surfactants and co-solvents: oil ...

25/9/2020, · Oil recovery rates (ORR, %) from four types of oil sludges, a ODS, b STS, c RS, and d NSC at 1:1 and 5:1 S/OS ratios. Cyclohexane was used as a co-solvent (1:1 C/OS ratio). A Tukey's test compared the S/OS ratios with surfactants per oil ,sludge,. Values with the same letters are not significantly different ( …

Oil sludge washing with surfactants and co-solvents: oil ...
Oil sludge washing with surfactants and co-solvents: oil ...

Hu J, Gan J, Li J, Luo Y, Wang G, Wu L, Gong Y. ,Extraction, of crude oil from petrochemical ,sludge,: characterization of ,products, using thermogravimetric analysis. Fuel. 2017; 188:166–172. [Google Scholar] Hu G, Feng H, He P, Li J, Hewage K, Sadiq R. Comparative life-cycle assessment of traditional and emerging ,oily sludge, treatment approaches.

FR2629735B1 - Process for the extraction of supercritical ...
FR2629735B1 - Process for the extraction of supercritical ...

FR2629735B1 FR8804765A FR8804765A FR2629735B1 FR 2629735 B1 FR2629735 B1 FR 2629735B1 FR 8804765 A FR8804765 A FR 8804765A FR 8804765 A FR8804765 A FR 8804765A FR 2629735 B1 FR2629735 B1 FR 2629735B1 Authority FR France Prior art keywords compounds ,extraction, carbon dioxide ,supercritical, carbon volatile Prior art date 1988-04-11 Legal status (The legal status is an …

Petroleum sludge treatment and disposal: A review
Petroleum sludge treatment and disposal: A review

In oxidation process reactive agents are introduced into the ,oily sludge, and the organic compound in the ,oily sludge, will be oxidized to carbon dioxide and water or into non-hazardous materials . Various oxidation reagent has been used in this process for ,oily sludge, treatment such as Fenton’s reagent, hypochlorite, ozone, ultrasonic irradiation, permanganate, and persulfate.

US4898673A - Dynamic supercritical fluid extraction system ...
US4898673A - Dynamic supercritical fluid extraction system ...

The present invention relates to a continuous process of ,extraction, of soluble materials from solids using extracting solvents under elevated pressure, while circulating solvent-solids mixtures through a closed loop pipeline. The extracting solvents may be liquids or ,supercritical, fluids.

Review on oily sludge treatment technology - IOPscience
Review on oily sludge treatment technology - IOPscience

1/3/2020, · Abstract. Oily ,sludge, is one of the most important solid pollutants produced by petroleum industry. Due to the serious pollution and the increasing production of oily ,sludge, year by year, how to effectively treat oily ,sludge, is the focus of worldwide attention. This paper mainly introduces the source, characteristics, environmental impact, as well ...

Petroleum sludge treatment and disposal: A review
Petroleum sludge treatment and disposal: A review

In oxidation process reactive agents are introduced into the ,oily sludge, and the organic compound in the ,oily sludge, will be oxidized to carbon dioxide and water or into non-hazardous materials . Various oxidation reagent has been used in this process for ,oily sludge, treatment such as Fenton’s reagent, hypochlorite, ozone, ultrasonic irradiation, permanganate, and persulfate.

An economic evaluation of catalytic supercritical water ...
An economic evaluation of catalytic supercritical water ...

Abstract ,Supercritical, water oxidation (SCWO) is a relatively new technology that has been developed to treat aqueous waste streams. The addition of a …

Process for treating waste oil - Industrial Microwave ...
Process for treating waste oil - Industrial Microwave ...

Supercritical, fluid ,extraction,, using CO 2 as the demulsifier after microwave processing, produces purified end ,products, on a continuous bases while recycling the CO 2 in a closed loop system. ,Supercritical, fluids, such as CO 2 , have both the gaseous property of being able to penetrate anything, and the liquid property of being able to dissolve materials into their components.

Guide to Oil Waste Management Alternatives
Guide to Oil Waste Management Alternatives

Krupp process uses ,supercritical extraction, with propane or other light gases for fractionation and ,sludge, precipitation. ... ,products, to eliminate or reduce components which can inhibit biodegradation. ... ,oily sludge, may be returned to the refinery when appropriate. The

Ecotoxicity of oil sludges and residuals from their ...
Ecotoxicity of oil sludges and residuals from their ...

Briefly, the oil ,sludge, (5 g), surfactant [5:1 ratio to oil ,sludge, and at 5CMC, critical micelle concentration; the highest ratio and concentration used in previous oil recovery studies with these oil sludges samples (Ramirez and Collins 2018; Ramirez et al. 2020)], and cyclohexane (1:1 ratio to oil ,sludge,) were added to a 40-ml vial.

On‐line coupling of supercritical fluid extraction and ...
On‐line coupling of supercritical fluid extraction and ...

Thus, for the initial se- the same time increases the vapor pressure of the solutes; lection of the key parameters in a SFE sample preparation, it is depending on the target solutes and the experimental very important to consider, among others, the following ones conditions, one mechanism will be the predominant and [16, 17, 25, 47]: therefore it will be possible either to achieve better extrac- tion yields (by promoting the transfer of the solutes from the sample to the ,supercritical, …

Innovative Site Remediation Technology Solvent/Chemical ...
Innovative Site Remediation Technology Solvent/Chemical ...

This light hydrocarbon ,supercritical extraction, unit uses two stages of countercurrent ,extraction, with solid-liquid separation between extractors. Feed slurry is passed through a basket filter to remove particles larger than 3 mm (0.12 in.) in diameter.

Oil sludge washing with surfactants and co-solvents: oil ...
Oil sludge washing with surfactants and co-solvents: oil ...

Hu J, Gan J, Li J, Luo Y, Wang G, Wu L, Gong Y. ,Extraction, of crude oil from petrochemical ,sludge,: characterization of ,products, using thermogravimetric analysis. Fuel. 2017; 188:166–172. [Google Scholar] Hu G, Feng H, He P, Li J, Hewage K, Sadiq R. Comparative life-cycle assessment of traditional and emerging ,oily sludge, treatment approaches.

On‐line coupling of supercritical fluid extraction and ...
On‐line coupling of supercritical fluid extraction and ...

Thus, for the initial se- the same time increases the vapor pressure of the solutes; lection of the key parameters in a SFE sample preparation, it is depending on the target solutes and the experimental very important to consider, among others, the following ones conditions, one mechanism will be the predominant and [16, 17, 25, 47]: therefore it will be possible either to achieve better extrac- tion yields (by promoting the transfer of the solutes from the sample to the ,supercritical, …

Treatment Of Refining Sludge Patents and Patent ...
Treatment Of Refining Sludge Patents and Patent ...

Abstract: Integrated process for the production of bio-oil from ,sludge, coming from a wastewater purification plant comprising the following steps: (a) sending wastewater to said purification plant obtaining ,sludge,; (b) subjecting the ,sludge, obtained in said step (a) to liquefaction, obtaining a mixture Including an ,oily, phase consisting of bio-oil, a solid phase and an aqueous phase; (c) …

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