Results 11 to 20 of about 1,669,284 (296)

Liquid-liquid extraction of rare earth elements from sulfuric acid [PDF]

, 2006
This thesis is concerned with the liquid-liquid extraction and separation of Y, Ce, La, binary mixtures, and ternary mixtures as well as synthesis of novel amide ligands for the extraction of rare earth elements. Chapter I is the general introduction
Desouky, Osman Abd El-Naby
core   +7 more sources

Process Intensification of Metal Solvent Extraction Studies using a Miniaturized Solvent Extraction Plant [PDF]

, 2023
This study examines the potential of a miniaturized solvent extraction plant (MSXP) to improve the efficiency and reproducibility of laboratory and pilot-scale metallurgical studies that typically require extended testing periods.
Juan Román, Aguirre Solano, Sanja, Mišković   +1 more
core   +1 more source

Recycling of solvent used in a solvent extraction of petroleum hydrocarbons contaminated soil. [PDF]

, 2011
The application of water washing technology for recycling an organic composite solvent consisting of hexane and pentane (4:1; TU-A solvent) was investigated for extracting total petroleum hydrocarbons (TPH) from contaminated soil. The effects of water
Frédéric Coulon, Li, Xingang, Li, Hong, Hong Li, Coulon, Frederic, Sui, Hong, Jingyan Lian, Lian, Jingyan, Xingang Li, Wu, Guozhong, Guozhong Wu, Hong Sui   +11 more
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Simultaneous Preconcentration of Triazole Fungicide Residues Using In-Situ Coacervative Extraction Based on a Double-Solvent Supramolecular System Prior to High Performance Liquid Chromatographic Analysis

Molecules, 2022
An in situ coacervative extraction (IS-CAE) based on a double-solvent supramolecular system coupled to liquid–liquid microextraction is investigated for extraction and enrichment of triazole fungicides.
Rachaya Buppasang, Jaruwan Palasak, Rawikan Kachangoon, Kraingkrai Ponhong, Norio Teshima, Rodjana Burakham, Supalax Srijaranai, Jitlada Vichapong   +7 more
doaj   +1 more source

Natural Deep Eutectic Solvent Extraction of Amentoflavone from Selaginella uncinata

Shipin gongye ke-ji, 2022
Objective: The deep eutectic solvent was used to extract the amentoflavone (AME) of Selaginella uncinata and the extraction process parameters were optimized.
Gang LI, Yongmei JIANG, Jie LEI, Feng ZHANG, Weiwei LI, Sihui LI, Chao LIU, Li LIU, Jiaqi YU, Gang WANG   +9 more
doaj   +1 more source

TS-BTPhen as a Promising Hydrophilic Complexing Agent for Selective Am(III) Separation by Solvent Extraction [PDF]

, 2015
The novel hydrophilic back-extraction agent TS-BTPhen (3,3’,3’’,3’’’-[3-(1,10-phenanthroline-2,9-diyl)-1,2,4-triazine-5,5,6,6-tetrayl]tetrabenzenesulfonic acid) was tested for its selectivity towards Am(III) over Cm(III) and Eu(III) with a TODGA (N,N,N ...
Kaufholz, P., Modolo, G., Lewis, F. W., Wilden, A., Lewis, Frank, Smith, Andrew W., Sadowski, F., Modolo, Giuseppe, Lewis, Frank W., Harwood, Laurence, Kaufholz, Peter, Wilden, Andreas, Smith, A. W., Harwood, L. M., Harwood, Laurence M., Sadowski, Fabian   +15 more
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Ionic Liquid Screening for Solvent Design of Herbal Phytochemical Extraction

Chemical Engineering Transactions, 2017
Ionic liquids (ILs) have been used in many applications and currently have been a favourable solvent in separation technology due to their solvation power compared to organic solvent.
N.R.H.A. Rahman, N.A. Yunus, A.A. Mustaffa   +2 more
doaj   +1 more source

DETERMINATION OF OPTIMAL EXTRACTION PARAMETERS OF POLYPHENOLS FROM FORSYTHIA EUROPAEA DEGEN & BALD. BLOOM USING RESPONSE SURFACE METHODOLOGY

Studia Universitatis Babes-Bolyai Chemia, 2020
The study was designed to examine the influence of ethanol and acetone solvent concentration, extraction time (45-135 min) and extraction technique: maceration and ultrasound extraction on the extraction of total phenolics and flavonoids from petals of ...
Danijela KOSTIĆ, Biljana ARSIC, Milan MITIĆ, Snežana MITIĆ, Marija MARKOVIC, Gordana STOJANOVIĆ   +5 more
doaj   +1 more source

EXTRACTION OF JOJOBA OIL USING VARIOUS CONCENTRATIONS OF TWO DIFFERENT SOLVENTS

The Iraqi Journal of Agricultural science, 2019
The aim of this study was extraction of jojoba oil using different solvents. A mixture of water-hexane and water-ethanol are used as solvents to extract jojoba oil in a batch extraction process and compared with a pure solvent extraction process.
Abdulraheem & et al.
doaj   +1 more source

OPTIMIZATION OF MICROWAVE ASSISTED EXTRACTION PROCESS ON OLEORESIN OF KUWENI MANGO PEELS EXTRACTS USING SURFACE RESPONSE METHODOLOGY

Agrointek, 2021
Mango peel is a byproduct that is wasted when processing the fruit into certain products. One mango peel utilization is by extracting the oleoresin content in it.
Abdurrahman Hanif, Asri Widyasanti, Selly Harnesa Putri   +2 more
doaj   +1 more source