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oil field oily sludge deep profile control valve

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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oil field oily sludge deep profile control valve
Decanting Centrifuge In Waste Sludge Processing - Solids ...
Decanting Centrifuge In Waste Sludge Processing - Solids ...

For any waste which is produced carrying an ,oily, liquid as well as water, ... (the latter using ,supercritical, water oxidation). ... (in Section 3.3.1), which treat whole waste slurries and destroy all organic matter, will find a place in municipal ,sludge treatment, once they become established, considerably extending the decanter market.

Key Laboratories - CNPC
Key Laboratories - CNPC

The lab is specialized in the study of chemical composition and the structure of heavy oil, technologies for ,supercritical, fluids ,extraction, from residua, ... ,treatment, and recovery of ,oily sludge,, ,treatment, of high concentration organic residue, site pollution remediation, odontoma of occupational epidemiology, ...

Method for the removal and recovery of the oily component ...
Method for the removal and recovery of the oily component ...

The Applicant has now found that the ,oily, part of cuttings coming from the drilling of oil wells can be removed with an ,extraction, method which uses, as solvent, CO 2 in the liquid state, obtaining an oil with the same characteristics as the mud formulation product and which, when suitable additives are added, can be re-used in other drillings whereas the solid part (cuttings) can be re ...

Successful treatment with supercritical water oxidation ...
Successful treatment with supercritical water oxidation ...

Supercritical, Water Oxidation (SCWO) operates in a totally enclosed system. It uses water at high temperatures and high pressure to chemically change wastes. ,Oily, substances become soluble and complex hydrocarbons are converted into water and carbon dioxide. Research and development on SCWO is described.

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

Since the problems of ,oily sludge, generation is on increase, and most of the ,treatment, methods are quite costly or not effective; ultrasonic ,treatment,, solvent ,extraction,, incineration, and S/S are costly, incineration is also linked with air pollution, whilst land farming and degradation are not effective and associated with leaching of heavy metals, large field of land and time eating up.

Regeneration of Used Lubricant Oil by Polar Solvent Extraction
Regeneration of Used Lubricant Oil by Polar Solvent Extraction

Solvent ,extraction, is one of the cheapest and more efficient processes for waste oil recycling. In this work the action of some solvents (2-propanol, 2-butanol, 2-pentanol, methyl ethyl ketone, and methyl n-propyl ketone) on both yield and quality of the recovered oil has been investigated.

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

Supercritical, fluid propane-butane ,extraction treatment, of oil ,sludge,. Russian Journal of Physical Chemistry B. 2017; 11 (7):1103–1108. [Google Scholar] Hu G, Li J, Zeng G. Recent development in the ,treatment, of ,oily sludge, from petroleum industry – a review. J …

Status and prospect of oil recovery from oily sludge: A ...
Status and prospect of oil recovery from oily sludge: A ...

However, a large component of oily sludge is crude oil, which has great recycling value. Therefore, various crude oil recovery technologies, such as solvent extraction, pyrolysis, centrifugation, ultrasonic treatment, electronal treatment, flotation, supercritical treatment, and combined processes, have been developed for the treatment of oily sludge.

Extraction and Recovery of Polycyclic Aromatic ...
Extraction and Recovery of Polycyclic Aromatic ...

Finding an environment-friendly and affordable method to remove contaminated soils from Polycyclic Aromatic Hydrocarbons (PAHs) has now become an attractive field for researchers, with ,super-critical, fluid ,extraction, being an innovative process in the field of contaminated soil ,treatment,. ,Extraction, with ,super-critical, fluid is a simple and rapid ,extraction, process that uses ,super-critical, ...

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 ...

Supercritical Water Gasification of Municipal Sludge: A ...
Supercritical Water Gasification of Municipal Sludge: A ...

8/12/2011, · 1. Introduction. Municipal sewage ,sludge, is often heavily moisture-laden, containing moisture well in excess of 95 w/w% (Fytili&Zabaniotou, 2008; Harrison et al., 2006; Hong et al., 2009).Annual U.S. ,sludge, volume is estimated to be between 500 million and 1.5 billion wet tons, resulting in the need to remove between 130 and 400 billion gallons of water from it for ,treatment, and …

Polyhydroxyalkanoates: Characteristics production recent ...
Polyhydroxyalkanoates: Characteristics production recent ...

1/1/2018, · ,Supercritical, solvent ,extraction,, as described earlier, is an effective ,extraction, process to produce impurities-free PHAs for medical applications. Comparing with conventional ,extraction, process, ,supercritical, solvent ,extraction, method provide 100% purity of recovered PHAs and products having about 150 times less impurities ( Williams et al., 2005 ).

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

1/3/2020, · This paper mainly introduces the source, characteristics, environmental impact, as well as traditional and newly developed ,oily sludge treatment, technologies. With the improvement of national environmental protection requirements, ,oily sludge, quality reduction, recyclable and harmless ,treatment, technology will become the most potential technologies in the future.

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 ...

The feasibility of recovering oil from contaminated soil ...
The feasibility of recovering oil from contaminated soil ...

Abstract The effective disposal of ,oily, solid waste has received widespread attention due to its complex combination of various petroleum hydrocarbons, water, heavy metals and solid particles. Removal/recovering oil from such waste can be a feasible option. In this study, a subcritical water ,extraction, (SWE) process was used to remove and recover oil from oil-contaminated soil.

Method for the removal and recovery of the oily component ...
Method for the removal and recovery of the oily component ...

The Applicant has now found that the ,oily, part of cuttings coming from the drilling of oil wells can be removed with an ,extraction, method which uses, as solvent, CO 2 in the liquid state, obtaining an oil with the same characteristics as the mud formulation product and which, when suitable additives are added, can be re-used in other drillings whereas the solid part (cuttings) can be re ...

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