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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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oil based cutting treatment equipment for sale at home depot
Overview of Emerging Oily Waste Treatment Technologies
Overview of Emerging Oily Waste Treatment Technologies

oxidation of oily waste and extractive clean-up of oily sludge. Wet oxidation is basically a low temperature incineration process which can be operated either subcritically or supercritically with regard to the water. Furthermore, it can be operated either above ground in process vessels or below ground in a …

(PDF) Near-Critical and Supercritical Fluid Extraction of ...
(PDF) Near-Critical and Supercritical Fluid Extraction of ...

Procedure for ,Extraction, Studies. 2.2.1. Soxhlet ,Extraction,.Soxhlet ,extraction, of sewage ,sludge, with different solvents was performed to determine a suitable solvent for high recovery of extract from sewage ,sludge,. All of the Soxhlet ,extraction, experiments were carried out for 8 h, and the results were given in Table 3. Near-and ,Supercritical, Fluid ,Extraction,.The experiments were carried out in an SS …

Treatment of oily sludge using solvent extraction ...
Treatment of oily sludge using solvent extraction ...

31/1/2019, · This ,sludge, is hard to be biodegraded, contains large quantities of crude oil, and hard to be transported into landfill sites. The aim of the present work is to treat this ,oily sludge, by solvent ,extraction, in order to separate this ,sludge, to many components that are easy to …

A Review on Extraction and Identification of Crude Oil and ...
A Review on Extraction and Identification of Crude Oil and ...

Hence, to determine the chemical class and identity of a number of nonvolatiles, other fluid systems with appropriate separation and detection technologies are required. These include supercritical fluid extraction (SFE), supercritical fluid chromatography (SFC), and liquid chromatography (LC).

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.

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

This review summarizes and discusses recent advances and applications of on‐line ,supercritical, fluid ,extraction, coupled to liquid chromatography, gas chromatography, and ,supercritical, fluid chromatographic ,techniques,. ,Supercritical, fluids, due to their exceptional physical properties, provide unique opportunities not only during the ,extraction, step but also in the separation process.

A review of the application of different treatment ...
A review of the application of different treatment ...

14/10/2020, · Abstract. Oily ,sludge, contains high concentrations of total petroleum hydrocarbons and heavy metals, which seriously impact the environment and human health. How to dispose of and use the oily ,sludge, has attracted an increasing amount of attention. This study introduces harmless and resource-based oily ,sludge, treatment technologies.

Treatment of oily sludge using solvent extraction ...
Treatment of oily sludge using solvent extraction ...

31/1/2019, · This sludge is hard to be biodegraded, contains large quantities of crude oil, and hard to be transported into landfill sites. The aim of the present work is to treat this oily sludge by solvent extraction in order to separate this sludge to many components that are …

Chapter 7
Chapter 7

extraction, of P AHs from ,sludge, and sediments, namely microwave-, ultrasonic-, various solvents- and Soxhlet ,extraction,. Other ,techniques, such as ,Supercritical, Fluid Extraction41 and Pressurised Liquid ,Extraction, 42 have also been reported. The relatively new Pressurised Liquid ,Extraction, (PLE) technique for …

(PDF) Near-Critical and Supercritical Fluid Extraction of ...
(PDF) Near-Critical and Supercritical Fluid Extraction of ...

Near- and ,Supercritical, Fluid ,Extraction,. The and liquid absorption chromatography was used to investigate experiments were carried out in an SS 316, batch autoclave, the major fractions in the oils. Soxhlet ,extraction, of ,sludge, with having an internal volume of 100 cm3 (Figure 1).

(PDF) Near-Critical and Supercritical Fluid Extraction of ...
(PDF) Near-Critical and Supercritical Fluid Extraction of ...

Near- and Supercritical Fluid Extraction. The and liquid absorption chromatography was used to investigate experiments were carried out in an SS 316, batch autoclave, the major fractions in the oils. Soxhlet extraction of sludge with having an internal volume of 100 cm3 (Figure 1).

(PDF) Near-Critical and Supercritical Fluid Extraction of ...
(PDF) Near-Critical and Supercritical Fluid Extraction of ...

Procedure for ,Extraction, Studies. 2.2.1. Soxhlet ,Extraction,.Soxhlet ,extraction, of sewage ,sludge, with different solvents was performed to determine a suitable solvent for high recovery of extract from sewage ,sludge,. All of the Soxhlet ,extraction, experiments were carried out for 8 h, and the results were given in Table 3. Near-and ,Supercritical, Fluid ,Extraction,.The experiments were carried out in an SS …

Distillation & Extraction of Jasmine Oil - Ananda Apothecary
Distillation & Extraction of Jasmine Oil - Ananda Apothecary

CO2 ,Supercritical Extraction,. A newer and more efficient way of extracting jasmine oil is by us oil from the jasmine concrete. The jasmine CO2 extract that results from using this method is very viscous, wax-like material with an aroma that is lighter, more delicate and more ethereal than the more typical Jasmine absolute. Subcritical Fluid ,Extraction

Treatment of oily sludge using solvent extraction ...
Treatment of oily sludge using solvent extraction ...

23/4/2009, · AbstractBaiji oil refineries produce 3000–3500 m3/year of oily ,sludge,. This ,sludge, is hard to be biodegraded, contains large quantities of crude oil, and hard to be transported into landfill sites. The aim of the present work is to treat this oily ,sludge, by solvent ,extraction, in order to separate this ,sludge, to many components that are easy to deal with and recover the valuable crude oil.

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

Different physicochemical and biological treatments have been used to treat oil sludges, and oil recovery techniques are preferred such as oil sludge washing (OSW) with surfactants and co-solvents. Toluene is commonly used as co-solvent, but it is non-benign to the environment.

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

8/12/2011, · These hydrothermal decomposition methods use supercritical (≥374.2°Cand 22.1 MPa) or near-supercritical states as the destruction medium for sludge. Many of these techniques have been repeatedly demonstrated in laboratory experiments to thoroughly destroy wet wastes such as sewage and oily sludges with efficiencies exceeding 99% (Cao et al., 2011).

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

8/12/2011, · These hydrothermal decomposition methods use ,supercritical, (≥374.2°Cand 22.1 MPa) or near-,supercritical, states as the destruction medium for ,sludge,. Many of these ,techniques, have been repeatedly demonstrated in laboratory experiments to thoroughly destroy wet wastes such as sewage and oily sludges with efficiencies exceeding 99% (Cao et al., 2011).

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.

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