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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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shale shaker screen size
Improvement of the Waste-Oil Vacuum-Distillation Recycling ...
Improvement of the Waste-Oil Vacuum-Distillation Recycling ...

Dense propane has been used as a solvent for the continuous countercurrent extraction of ,base oil, from waste lubricant ,oil,. The aim of the work has been to identify the best processing conditions to separate ,base oil, suitable for the formulation of new lubricants, avoiding the coextration of waste-,oil, impurities such us oxidation ,products, and metallic compounds.

Final Report | Surfactant-Enhanced Treatment of Oil ...
Final Report | Surfactant-Enhanced Treatment of Oil ...

The ,oil, can also be removed by ,supercritical fluid, extraction (it requires a complicated arrangement of pressurized vessels and equipment). Another alternative is to thermally treat the cuttings to evaporate the ,oil, (a rather energetically expensive and hazardous operation).

APPLICATION OF SUPERCRITICAL FLUID EXTRACTION FOR THE ...
APPLICATION OF SUPERCRITICAL FLUID EXTRACTION FOR THE ...

Application of ,supercritical fluid, extraction for the separation of nutraceuticals and other phytochemicals from plant material185 Maced. J. Chem. Chem. Eng. 32 (2), 183 226 (2013) ,treatment, is presented in the work of Uquiche et al. [10], where kinetics of SFE of pretreated boldo was studied.

SUPERCRITICAL FLUID APPLICATIONS : INDUSTRIAL …
SUPERCRITICAL FLUID APPLICATIONS : INDUSTRIAL …

Ø Particle Generation from ,Supercritical, Solutions or Suspensions (PGSS) consists in atomizing a solution of compressed gas or ,supercritical fluid, inside the product to be treated, either in form of a liquid or a solid slurry, by decompression towards a low-pressure vessel, the rapid ,fluid, demixion generating very small particles [38].

Chemical Reactions in Subcritical and Supercritical Fluids ...
Chemical Reactions in Subcritical and Supercritical Fluids ...

Conducting reactions under ,supercritical, conditions affords opportunities to manipulate the solvent properties by manipulating pressure and/or temperature, to enhance the solubility of reactants and ,products,, to reduce interphase transport limitations in order to enhance reaction rates, to improve selectivity, and to integrate reaction and separation steps.

Supercritical Fluid Extract of Angelica sinensis and ...
Supercritical Fluid Extract of Angelica sinensis and ...

Supercritical fluid, extraction is an efficient and environmentally friendly method to extract non-polar constituents from vegetal sources, especially for those thermal unstable compounds . It is a great choice to extract potential anti-colitis components from the two above mentioned herbs by this method.

US8986774B2 - Supercritical fluid extruded food product ...
US8986774B2 - Supercritical fluid extruded food product ...

US8986774B2 US13/904,703 US201313904703A US8986774B2 US 8986774 B2 US8986774 B2 US 8986774B2 US 201313904703 A US201313904703 A US 201313904703A US 8986774 B2 US8986774 B2 US 8986774B2 Authority US United States Prior art keywords extrudate ,supercritical fluid, vegetable starch pieces Prior art date 2011-11-29 Legal status (The legal status is an assumption and is not a …

Application of supercritical and subcritical fluids in ...
Application of supercritical and subcritical fluids in ...

Additionally, particulate ,products, can also be achieved by means of ,supercritical fluid, (SCF) processing. This contribution will give a limited overview of applications of subcritical ,fluid, and SCF and will present the energy savings compared with conventional production methods.

Chemical Reactions in Subcritical and Supercritical Fluids ...
Chemical Reactions in Subcritical and Supercritical Fluids ...

Supercritical fluids, (SCFs) possess properties that make them attractive as media for chemical and biochemical reactions. Conducting reactions under ,supercritical, conditions affords opportunities to manipulate the solvent properties by manipulating pressure and/or temperature, to enhance the solubility of reactants and ,products,, to reduce interphase transport limitations in order to enhance ...

China Supercritical Supercritical Manufacturers ...
China Supercritical Supercritical Manufacturers ...

Sourcing Guide for ,Supercritical,: China manufacturing industries are full of strong and consistent exporters. We are here to bring together China factories that supply manufacturing systems and machinery that are used by processing industries including but not limited to: ,supercritical, co2 extraction machine, co2 extractor, ,supercritical, co2 extractor.

Metal working lubricant formulations based on ...
Metal working lubricant formulations based on ...

Cutting, or grinding ,oil, composition: 2002-03-21: Yokota et al. 508/485: 6334266: ,Supercritical fluid, drying system and method of use: 2002-01-01: Moritz et al. 34/337: 5652201: Lubricating ,oil, compositions and concentrates and the use thereof: 1997-07-29: Papay et al. 508/228: 5603655

Final Report | Surfactant-Enhanced Treatment of Oil ...
Final Report | Surfactant-Enhanced Treatment of Oil ...

The continuous media in the emulsions can be water (water-based muds) or ,oil, (,oil,-based muds). ,Oil,-based muds are used in formations that can swell or react in contact with water, such as shale. When using ,oil,-based muds, the cuttings separated after screening remain coated with up to 20% of ,oil, …

Supercritical Fluid Technology - Taiwan Supercritical ...
Supercritical Fluid Technology - Taiwan Supercritical ...

(A) ,supercritical fluid, definition: Usually only have a material gas, solid, liquid three-phase, the so-called ",supercritical fluid," is the means: When the ,fluid, temperature and pressure to achieve a "specific points", gas, liquid two-phase of the same density tended to , And merged into one uniform of the state, such a "specific points" of the ,fluid, is called the critical point.

Project Report on ESSENTIAL OIL EXTRACTION PLANT (STEAM ...
Project Report on ESSENTIAL OIL EXTRACTION PLANT (STEAM ...

Supercritical, CO2 has a polarity similar to liquid pentane and thus, is suitable for extraction of lipophilic compounds. Thus, taking into account the lipophilic characteristic of plant essential oils, it is obvious that SFE using CO2 emerged as a suitable environmentally benign alternative to the manufacture of essential ,oil products,.

Supercritical Treatment Technology for Water Purification ...
Supercritical Treatment Technology for Water Purification ...

OSTI.GOV Technical Report: ,Supercritical Treatment, Technology for Water Purification - Phase I STTR Final Technical Report

A review of current progress of supercritical fluid ...
A review of current progress of supercritical fluid ...

1/8/2019, · Supercritical ,fluid, (SCF) is a kind of ,fluid, whose temperature and pressure are higher than its critical state. It has many unique properties. Viscosity, density, diffusion coefficient, solvation capacity and other properties are very sensitive to the changes in temperature and pressure.

Metal working lubricant formulations based on ...
Metal working lubricant formulations based on ...

Cutting, or grinding ,oil, composition: 2002-03-21: Yokota et al. 508/485: 6334266: ,Supercritical fluid, drying system and method of use: 2002-01-01: Moritz et al. 34/337: 5652201: Lubricating ,oil, compositions and concentrates and the use thereof: 1997-07-29: Papay et al. 508/228: 5603655

Supercritical Nitrogen Processing for the Purification of ...
Supercritical Nitrogen Processing for the Purification of ...

Supercritical fluid, extraction (SFE) and drying (ScD) methods are well established in a wide range of practical applications, especially in the food and petroleum industries, but also in chemical synthesis, analysis, and materials processing. 1-6 The use of drying or extraction media at conditions above their critical points is often faster, cleaner, and more efficient than traditional (liquid ...

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