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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 gas field fracturing flow-back fluids recycled concrete
Solvent Extraction - American Oil Chemists' Society
Solvent Extraction - American Oil Chemists' Society

In comparison, ,solvent extraction, with hexane (the primary ,solvent, used worldwide) will remove all but about ½% of residual ,oil,, uses less horse power, and requires less maintenance. It is relatively efficient and reliable, and this is one reason why ,solvent extraction, is the primary means of separating large tonnages ,of oil, from protein meal.

Tributyl phosphate - Wikipedia
Tributyl phosphate - Wikipedia

The major uses of TBP in industry are as a component of aircraft hydraulic fluid, brake fluid, and as a ,solvent, for ,extraction, and purification of rare-earth metals from their ores. [5] TBP finds its use as a ,solvent, in inks , synthetic resins , gums , adhesives (namely for veneer plywood ), and herbicide and fungicide concentrates.

Reinjection oilfield wastewater treatment using ...
Reinjection oilfield wastewater treatment using ...

1/2/2020, · Oilfield ,wastewater, is treated and recycled in large amounts to maintain the output pressure of ,oil, and gas during the long-term mining process .The ,reinjection, water from oilfields is recycled into the ,oil, layer from the injection wells, and most of the injection water is returned to the ground, along with the crude ,oil,, through the production wells.

Recon Technology Ltd. Announced High Performance Testing ...
Recon Technology Ltd. Announced High Performance Testing ...

NEW YORK, Nov. 15, 2019 /PRNewswire/ -- Recon ,Technology,, ,Ltd,. (,NASDAQ,:RCON) ("Recon" or the "Company"), today announced that Sinopec Huabei Oilfield Branch ,Oil Extraction, …

CN103708629B - Oil field reinjection water special solid ...
CN103708629B - Oil field reinjection water special solid ...

The invention discloses a kind of ,oil, field ,reinjection, water special solid corrosion inhibiting and descaling agent and preparation method thereof, belong to the composition suppressing corrosion and scale inhibition in the chemical composition for ,oil,-field water process, particularly disposing polluted water in ,oil,, ,re-injection, process.This corrosion inhibiting and descaling agent, raw ...

Cannabis Oil Extraction Machine: The Complete Buying Guide ...
Cannabis Oil Extraction Machine: The Complete Buying Guide ...

Working Principle of Cannabis ,Oil Extraction, Machine – Learn How to Get Pure Cannabis ,Oil, Before we get into this, let’s make some consideration. For effective ,extraction,, you will need to select a suitable ,solvent, for use such as ethanol, butane,etc. as initially stated.

Recon Technology Ltd. Announced High Performance Testing ...
Recon Technology Ltd. Announced High Performance Testing ...

NEW YORK, Nov. 15, 2019 /PRNewswire/ -- Recon ,Technology,, ,Ltd,. (NASDAQ:RCON) ("Recon" or the "Company"), today announced that Sinopec Huabei Oilfield Branch ,Oil Extraction, …

Oilfield Water Management: The ... - Morningstar Inc.
Oilfield Water Management: The ... - Morningstar Inc.

The rent ,extraction, will occur because duplicating the ,technology,, R&D strength, and reputation required to be successful is far harder than simply starting up a water-transportation trucking ...

Recon Technology Ltd. Announced High Performance Testing ...
Recon Technology Ltd. Announced High Performance Testing ...

Recon ,Technology,, ,Ltd,. Announced High Performance Testing Result of Treated ,Wastewater, in Huabei Oilfield, Leading in ,Technology, and Processing Indicators PR Newswire NEW YORK, Nov. 15, …

Liquid–liquid extraction - Wikipedia
Liquid–liquid extraction - Wikipedia

Liquid–liquid ,extraction, (LLE), also known as ,solvent extraction, and partitioning, is a method to separate compounds or metal complexes, based on their relative solubilities in two different immiscible liquids, usually water (polar) and an organic ,solvent, (non-polar). There is a net transfer of one or more species from one liquid into another liquid phase, generally from aqueous to organic.

Recon Technology Ltd. Announced High Performance Testing ...
Recon Technology Ltd. Announced High Performance Testing ...

16/11/2019, · NEW YORK, Nov. 15, 2019 /PRNewswire/ -- Recon ,Technology,, ,Ltd,. (NASDAQ:RCON) ("Recon" or the "Company"), today announced that Sinopec Huabei Oilfield Branch ,Oil Extraction, First Factory ("Huabei Oilfield"), a client of Recon's wholly-owned subsidiary Beijing Bright Petroleum ,Technology Co,., ,Ltd, ("Beijing BHD"), recently received a ,wastewater, test report, showing all the …

Oil Extraction Industries' Impacts on Health Livelihoods ...
Oil Extraction Industries' Impacts on Health Livelihoods ...

14/12/2020, · Eric J. Esswein, Kyla Retzer, Bradley King, Margaret Cook-Shimanek, “Chapter 7 — Occupational Health and Safety Aspects of ,Oil, and Gas ,Extraction,,” Environmental and Health Issues in Unconventional ,Oil, and Gas Development, edited by Debra Kaden, Tracie Rose, (Elsevier ,Inc,. 2016), pp. 93-105, DOI: 10.1016/B978-0-12-804111-6.00007-8

Solvent Extractor's Association of India – The Premier ...
Solvent Extractor's Association of India – The Premier ...

The ,Solvent, Extractors’ Association of India was formed in 1963 to help and foster the development and growth of ,Solvent Extraction, Industry in India. At present the Association is having 875 members including about 350 working ,solvent extraction, plants having combined oilcake/oilseed processing annual capacity of about 30 million tonnes.

CN102863097A - Standardized treatment reinjection method ...
CN102863097A - Standardized treatment reinjection method ...

The invention discloses a standardized treatment ,reinjection, method of sulfur-containing waste liquid of a high sulfur-containing ,oil, and gas field. The standardized treatment ,reinjection, method comprises the following steps of: at first, adding an acid and base regulator into the waste liquid to adjust a pH value to 6-10, carrying out air flotation pretreatment in a closed air floatation tank ...

The analysis of formation of polymer‐containing oily ...
The analysis of formation of polymer‐containing oily ...

Oil, content: The ,oil, was extracted by Soxhlet ,extraction, from the dried PCOS which had been water‐free. The solvent is the mixture of petroleum ether, benzene, ethanol, and chloroform (1:1:1:1, in volume). After ,extraction,, the solvent was removed by means of a rotary evaporator and the ,oil, …

CBD Extraction Methods: How CBD Oil Is Made | CBD ...
CBD Extraction Methods: How CBD Oil Is Made | CBD ...

Solvent Extraction, (Hydrocarbons and Natural Solvents) ,Solvent extraction, follows a similar process to steam distillation, except that it uses a ,solvent, rather than water to separate the CBD ,oil, from the plant material. This creates a resulting mixture of the CBD ,oil, with the ,solvent,. The ,solvent, then evaporates, leaving pure CBD ,oil, behind.

Solvent extraction of diatomite - Getty Oil Company
Solvent extraction of diatomite - Getty Oil Company

J. H. Cottrell, "Development of an Anhydrous Process for ,Oil,-Sand ,Extraction,," published in M. A. Carrigy, ed., Athabasca ,Oil, Sands: A Collection of Papers, Edmonton, Alberta: Research Council of Alberta, 1963 (hereinafter the Cottrell paper) discloses an anhydrous ,solvent extraction, process using a three-stage drain circuit to extract hydrocarbons from water-wet Athabasca ,oil, sands.

CN103708629B - Oil field reinjection water special solid ...
CN103708629B - Oil field reinjection water special solid ...

The invention discloses a kind of ,oil, field ,reinjection, water special solid corrosion inhibiting and descaling agent and preparation method thereof, belong to the composition suppressing corrosion and scale inhibition in the chemical composition for ,oil,-field water process, particularly disposing polluted water in ,oil,, ,re-injection, process.This corrosion inhibiting and descaling agent, raw ...

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