نتایج جستجو برای: oil extraction

تعداد نتایج: 299062  

Journal: Journal of Herbal Drugs 2019
Hasan Ghazali Vardanjani Mehdi Amoheidari Somayeh Taghian

Background & Aim: Sesame is one of the oldest cultivated plants in the world and is one of the oldest oily products used by humans. Sesame oil is an important industrial, oral and medicinal oil. Today, the use of ultrasound has grown significantly due to its effects on food storage and processing. Experimental: In this research, the response level model w...

Journal: :پژوهش های علوم و صنایع غذایی ایران 0
mehraein ghasemi reza shokrani javad keramat

oil is a strategic product in our country, iran. the amount of importing this product is considerable, and therefore, any attempt to produce crude oil in our country in a way that competes with the foreign counterparts, with regard to both quality and production cost is considered important. this study addresses the effect of oil seeds preparation step on quality of crude oil, which is extracte...

2015

Oil is obtained from rice bran, by the process of extraction with petroleum solvents, whereas the edible grade oil is the one refined by neutralisation with alkali.

2015
Matteo Bientinesi Claudio Scali Luigi Petarca

The paper presents basic principles of RF heating and describes its possible applications for oil extraction and soil remediation, based on the experience obtained by several years of work at Consorzio Polo Tecnologico Magona (CPTM). Activities include a complete approach, which goes through the steps of problem formulation, modeling, and experimentation. It is shown that RF heating can represe...

2015
Jinan Feng Huaping Lei Fahuan Ge

The kinetics of the extraction of tea seed oil with supercritical CO2 was studied. A kinetic model of the extraction of tea seed oil using supercritical CO2 was developed on the basis of the differential mass balance to simulate the extraction process. The model could simulate the distribution of the solute concentration in CO2 inside the extraction bed as a function of extraction time and heig...

Journal: :BioPhysical Economics and Resource Quality 2017

Journal: :African journal of traditional, complementary, and alternative medicines : AJTCAM 2014
Faiza M Hammouda Mahmoud A Saleh Nahla S Abdel-Azim Khaled A Shams Shams I Ismail Abdelaaty A Shahat Ibrahim A Saleh

BACKGROUND Hydrodistillation (HD) and steam-distillation, or solvent extraction methods of essential oils have some disadvantages like thermal decomposition of extracts, its contamination with solvent or solvent residues and the pollution of residual vegetal material with solvent which can be also an environmental problem. Thus, new green techniques, such as supercritical fluid extraction and m...

Journal: :مهندسی بیوسیستم ایران 0
عباس اکبرنیا حسین مبلی اسداله اکرم منوچهر حامدی شاهین رفیعی

to study the mechanical and thermal parameters effective on quality and quantity of olive oil towards an extraction of highly pure oil, the velocity in rps of crushing rollers, at two levels of 6 and 12 (rps) along with the temperature of the mixing unit at three levels of 30, 45 and 60°c were taken into account. data, obtaind through a factorial experiment of randomized complete block design (...

Journal: :Ultrasonics sonochemistry 2012
Sabiha Achat Valérie Tomao Khodir Madani Mohamed Chibane Mohamed Elmaataoui Olivier Dangles Farid Chemat

The possibility to improve the nutritional value of olive oil by enriching it in phenolic compounds from olive leaves (e.g., oleuropein) by ultrasonic maceration was studied. The experimental design used led to the following optimal extraction conditions: ultrasonic power of 60 W, temperature of 16°C and sonication duration of 45 min. The high total phenolic content (414.3 ± 3.2mg of oleuropein...

2012
A. Bulent Koc Mohammad Fereidouni

There is a need for alternative energy sources to petroleum-based fuels due to the depletion of the world’s petroleum reserves, global warming and environmental concerns. Biodiesel is a clean and renewable fuel which is considered to be the best substitution for diesel fuel (Singh & Singh, 2010). Soybean oil is one of the major feedstocks for biodiesel production. According to United States Dep...

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