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Ultra High Temperature Heat Transfer Fluid

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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Ultra High Temperature Heat Transfer Fluid
Desorption processes: Supercritical fluid regeneration of ...
Desorption processes: Supercritical fluid regeneration of ...

Hong Fu and Michael A. Matthews, SEPARATION PROCESSES FOR RECOVERING ALLOY STEELS FROM GRINDING ,SLUDGE,: ,SUPERCRITICAL, CARBON DIOXIDE ,EXTRACTION, AND AQUEOUS CLEANING, Separation Science and Technology, 34, 6-7, (1411), (1999).

Rapid extraction of total lipids and lipophilic POPs from ...
Rapid extraction of total lipids and lipophilic POPs from ...

18/9/2020, · Accelerated solvent ,extraction, (ASE) , or pressurized liquid ,extraction, (PLE), combines elevated pressures and temperatures above the boiling point with smaller amounts (10–50 mL per sample ) of the same solvents or mixtures that are commonly used for standard liquid ,extraction techniques, (Soxhlet or Twisselmann), such as dichloromethane–hexane , …

US4824555A - Extraction of oil from stable oil-water ...
US4824555A - Extraction of oil from stable oil-water ...

The present invention provides a facile method of oil removal from an oil-water emulsion containing suspended solid particulates. In general, the method utilizes a volatile solvent which is liquefied under pressure and forms a two-phase system when in contact with the emulsion. More particularly, the process of the present invention comprises the steps of (A) introducing said emulsion into a ...

Chapter 25: Analysis of Wastes and Solids
Chapter 25: Analysis of Wastes and Solids

The theory of ,supercritical, fluid ,extraction, of PCBs from sediments has been described. 4 A comparison of several means of extracting PCBs from sewage treatment plant ,sludge, (Soxhlet ,extraction,, ultrasound, and shaking) has shown differences in the efficacy of ,extraction, among these ,techniques, depending upon the congeners extracted.

US4824555A - Extraction of oil from stable oil-water ...
US4824555A - Extraction of oil from stable oil-water ...

The present invention provides a facile method of oil removal from an oil-water emulsion containing suspended solid particulates. In general, the method utilizes a volatile solvent which is liquefied under pressure and forms a two-phase system when in contact with the emulsion. More particularly, the process of the present invention comprises the steps of (A) introducing said emulsion into a ...

Desorption processes: Supercritical fluid regeneration of ...
Desorption processes: Supercritical fluid regeneration of ...

Hong Fu and Michael A. Matthews, SEPARATION PROCESSES FOR RECOVERING ALLOY STEELS FROM GRINDING ,SLUDGE,: ,SUPERCRITICAL, CARBON DIOXIDE ,EXTRACTION, AND AQUEOUS CLEANING, Separation Science and Technology, 34, 6-7, (1411), (1999).

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 …

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

31/1/2019, · 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.

Rapid extraction of total lipids and lipophilic POPs from ...
Rapid extraction of total lipids and lipophilic POPs from ...

18/9/2020, · Accelerated solvent ,extraction, (ASE) , or pressurized liquid ,extraction, (PLE), combines elevated pressures and temperatures above the boiling point with smaller amounts (10–50 mL per sample ) of the same solvents or mixtures that are commonly used for standard liquid ,extraction techniques, (Soxhlet or Twisselmann), such as dichloromethane–hexane , …

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 ).

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

31/1/2019, · 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.

Supercritical Carbon Dioxide Extraction of Lignocellulosic ...
Supercritical Carbon Dioxide Extraction of Lignocellulosic ...

extraction, requires an additional process step (e.g., solvent evaporation). An alternative for the separation of oils is represented by the ,extraction, using ,supercritical, carbon dioxide (sCO2) as a solvent. In the ,supercritical, region (i.e., above 73.8 bar and 31 C), carbon

Remediation of Oil Contaminated Soils: A Review
Remediation of Oil Contaminated Soils: A Review

quantities of oil ,sludge, consisting of hydrophobic substances and substances resistant to biodegradation. Soil ... solubilisation, solvent ,extraction,, ,supercritical, fluid ,extraction,, hot water ,extraction,, and various other leaching remediation ,techniques,. ... ,Oily, lubricating materials were effectively removed from

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 …

Chapter 25: Analysis of Wastes and Solids
Chapter 25: Analysis of Wastes and Solids

The theory of ,supercritical, fluid ,extraction, of PCBs from sediments has been described. 4 A comparison of several means of extracting PCBs from sewage treatment plant ,sludge, (Soxhlet ,extraction,, ultrasound, and shaking) has shown differences in the efficacy of ,extraction, among these ,techniques, depending upon the congeners extracted.

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

1/3/2020, · ,Oily sludge, is one of the most important solid pollutants ... Al-Zahrani S M and Putra M D 2013 Used lubricating oil regeneration by various solvent ,extraction techniques, J. Ind. Eng. Chem. 19 536-539. Crossref Google ... Huo W J and Cui B C 2008 Study on ,supercritical, water oxidation of petroleum ,sludge, [J] Modern Chemical ...

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