نتایج جستجو برای: extraction process

تعداد نتایج: 1453549  

Journal: :African journal of traditional, complementary, and alternative medicines : AJTCAM 2013
Jianhong Hou Jiantai He Xin Jin Tian Hu Yangde Zhang

The objective of this paper was to investigate the extraction process of tanshinone IIA and its mechanism of induction of gastric cancer SGC7901 cell apoptosis. Extraction process of tanshinone IIA was optimised by orthogonal experimental method, and its effect on gastric cancer SGC7901 cell apoptosis was observed using MTT assay and electron microscopy. The optimum extraction process of tanshi...

2006
Johan Andersson Joel Huselius Christer Norström Anders Wall

A modeling process is presented for extracting timingaccurate simulation models from complex industrial realtime systems. The process is supported by two methods for tool-supported model extraction, Model Synthesis and Hybrid Model Extraction. The generated models enable impact analysis for complex real-time systems with respect to dynamic system properties, such as timing and resource usage. T...

2009
Peter Klügl Martin Atzmüller Frank Puppe

This paper presents a novel approach for meta-level information extraction (IE). The common IE process model is extended by utilizing transfer knowledge and meta-features that are created according to already extracted information. We present two real-world case studies demonstrating the applicability and benefit of the approach and directly show how the proposed method improves the accuracy of...

Productivity is one of the important factors in exploration, extraction and production of oil and gas. On the other hands, the literature indicates that the process of economic liberalization is an inventible matter and globalization gradually is improving. So it is important that the effect of oil shocks is considered In Iran. Based on International trade statistics, Shanghai’s countries is on...

Journal: :ACS Sustainable Chemistry & Engineering 2021

Olive pomace (OP) is the main by-product of olive oil industry produced in large quantities. Its valorization as a source phenolic bioactive compounds paramount for sustainable growth related industries. This work proposes an intensified process to maximize recovery dry extracts using hydroalcoholic mixtures. Supercritical carbon dioxide defatting pre-treatment was performed. Following this, pr...

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: :iranian journal of chemistry and chemical engineering (ijcce) 2014
mehdi moazemi goodarzi bahram rezai anahita seifikhani

leaching of molybdenite concentrate with hydrogen peroxide in sulfuric acid solution was investigated to determine the effects of reaction time, reaction temperature, h2o2 concentration, h2so4 concentration, pulp density and rotation speed on molybdenum extraction and molybdenite dissolution kinetics, using the taguchi method. from analysis of variance (anova) for molybdenum extraction, the mos...

Journal: :journal of food biosciences and technology 0

abstract: aqueous enzymatic extraction of oil from pistacia khinjuk was performed using cellulase. the central composite design was used to optimize the parameters that are significant to the process. the influence of three regressors on the percentage of oil recovery from seed was evaluated using second-order polynomial multiple regression model. analysis of variance showed a high coefficient ...

Journal: :journal of advances in computer research 2012
samira khodabakhshi hamid hassanpour

image analysis is an image processing technique that aims to extract features or information from images. image analysis in medicine has a special place because is a basis for disease diagnosis for physicians. electrophoresis is a laboratory separating technique. electrophoresis images are created during the electrophoresis process. serum protein and hemoglobin electrophoresis test are the most...

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