نتایج جستجو برای: supercritical extraction

تعداد نتایج: 174295  

2003
Petra Kotnik Mojca Škerget Željko Knez

The oil from the seeds of Borago officinalis L. (borage) is a major commercial source of ?-linolenic acid. The fatty acid has a great potential therapeutic value in the treatment of several diseases. In the present work the efficiency of high pressure extraction of borage seed oil containing ?linolenic acid in high concentrations was investigated. Extraction was performed by semicontinuous flow...

2008
Abbas A. Mohamed A. S. Abdulamir H. A. Abas

This review study summarized the Supercritical Fluid Extraction (SFE) as new analytical method. The advantage and disadvantage of CO2 (SC-CO2 )as well as special applications of SFE in food processing such as removal of fat from food, enrichment of vitamin E from natural sources, removal of alcohol from wine and beer, encapsulation of liquids for engineering solid products and extraction and ch...

Journal: :Advances in Chemical Engineering and Science 2012

Journal: :JOURNAL OF CHEMICAL ENGINEERING OF JAPAN 1991

Journal: :Journal of the Japan Institute of Energy 2001

Journal: :journal of agricultural science and technology 2010
a. rajaei m. barzegar m. a. sahari

tea and sesame seed oils extracted by different methods (including supercritical fluid extraction (sfe), at a pressure of 350 atm, a temperature of 60oc, a static extraction time of 20 minutes, a dynamic extraction time of 30 minutes and 150 g kg-1 of ethanol as a modifier). solvent (se) and ultrasound-assisted solvent extraction (ue)), as natural anti-oxidants, were evaluated during 15 days st...

2015
Stela Jokić Sandra Svilović Senka Vidović

Different empirical models were used to describe the supercritical CO2 extraction of soybean oil obtained at series of operational parameters namely pressure, temperature, solvent flow rate and characteristic particle size. Process yields obtained by supercritical CO2 were up to 19.33%. Several kinetic models: Brunner, Kandiah and Spiro, Tan and Liou, Martinez et al. and Esquivel et al. were us...

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