نتایج جستجو برای: naphtha

تعداد نتایج: 877  

Journal: :Iraqi Journal of Chemical and Petroleum Engineering 2019

Journal: :Chemical Industry and Chemical Engineering Quarterly 2007

Journal: :iranian journal of public health 0
f. zaini m.zarchi

isolation of pigmented t.violaceum from a patient with endothrix infection associated with the inflammatory and kerion symptoms and also isolation of the non- pigmented strain from another patient with non-inflammatory symptoms, led us to investigate the enzymic activities in both strains. most of the studies on dermatophyte compoxition have shown the relationship between proteolytic enzymes an...

2007
G. W. Meindersma A. B. de Haan

The investment and annual costs for a separation of aromatic hydrocarbons from a naphtha feed (~10 % aromatics) can be 35 to 70 % lower for an extraction with ionic liquids compared to an extraction with sulfolane. Aromatic hydrocarbons (benzene, toluene, ethyl benzene and xylenes) and C4 C10 aliphatic hydrocarbons are normally separated by liquid extraction, extractive distillation or azeotrop...

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