نتایج جستجو برای: production factor

تعداد نتایج: 1390346  

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه تربیت مدرس - پژوهشکده مهندسی فرایند 1395

abstract: mineral scaling in oil and gas production equipment is one of the most important problem that occurs while water injection and it has been recognized to be a major operational problem. the incompatibility between injected and formation waters may result in inorganic scale precipitation in the equipment and reservoir and then reduction of oil production rate and water injection rate. ...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه تهران - دانشکده علوم 1370

تهیه ترکیب فسفرتری کلرید بااستفاده از واکنش فسفر سفید(زرد) و گاز کلر در فاز محلول و درمقیاس آزمایشگاهی موردمطالعه قرارگرفت .پس از انتخاب مناسبتر روش و انتخاب بهترین شرایط کوشش درجهت طراحی واحد نیمه صنعتی انجام شد و توانستیم دراین راستا به تولید 10 کیلوگرم درساعت باخلوص 99/5 درصد برسیم . abstract the preparation of phosphorous trichloride by the reaction of white phosphorous and chlorine gas in ...

Journal: :STUDIES AND SCIENTIFIC RESEARCHES. ECONOMICS EDITION 2009

Journal: :international journal of management and business research 2012
shallu sehgal suparn kumar sharma

the present study used different categories of organized sector manufacturing industries pooled data for the periods of 1981-82 and 2007-08 in haryana state (india). the present undertaking seeks to analyze the inter-temporal and inter-industry comparison of total factor productivity (tfp) measured by malmquist productivity index - an application of dea which calculates the indices of tfp and i...

Journal: :iranian journal of immunology 0
mojgan mohammadi departments of immunology mohammad reza bazrafshani medical genetics, kerman university of medical sciences, kerman, iran philip.j day centre for integrated genomic medical research (cigmr), stopford building, oxford road, manchester, m13 9pt, united kingdom william. e.r. ollier centre for integrated genomic medical research (cigmr), stopford building, oxford road, manchester, m13 9pt, united kingdom

background: vascular endothelial growth factor (vegf) has a key role in angiogene-sis and in transplantation. the level of vegf is related to the differences in the dna sequence of its promoter region. objectives: in this study, the association between the combination of vegf –1154 g and –2578 c alleles and vegf production by lps-stimulated pbmcs was investigated. in addition; the relationship ...

We studied litterfall dynamic of tree plantations in Dez River floodplain, at 14 to 15 years old. The plantations consist of Populus euphratica Oliv., Eucalyptus camaldulensis Dehnh., E. microtheca F. Muell, Acacia farnesiana (L.) Willd., A. salicina Lindl., A. saligna (Labill.) H. Wendl., A. stenophylla Benth. and Dalbergia sissoo Roxb. Litterfall was different between the tree species, and le...

Journal: :iranian journal of microbiology 0
samaneh mohabi davood kalantar-neyestanaki shahla mansouri microbiology department,kerman university of medical sciences, kerman.iran

background and objectives: this study was designed to evaluate the activity of quercus infectoria galls extract (qifge) on virulence factor production and inhibition of quorum sensing (qs) in pseudomonas aeruginosa. materials and methods: minimum inhibitory concentration (mic) of qifge against 5 strains of p. aeruginosa was determined. the extract at sub-mic was used to determine biofilm format...

Journal: :medical journal of islamic republic of iran 0
bahram goliaei from the institute of biochemistry and biophysics, university of tehran, tehran, i.r. iran. maryam taheri azra rabbani

the production of colony-stimulating factors (csf) is delicately controlled through a complex network of humoral and environmental factors. we have studied some of the mechanisms which regulate the production of csf as compared to general protein synthesis in the lung tissue ill vitro. when lung tissue from mice was cultured for various times in serum free medium, the first detectable level of ...

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