نتایج جستجو برای: petroleum products index
تعداد نتایج: 693529 فیلتر نتایج به سال:
Petroleum heavy vacuum gas oil (HVGO) containing 10 wt.% of petroleum wax was hydrocracked at 390–430 °C and under the pressure 18 MPa over a Ni W/amorphous silica-alumina catalyst in continuous-flow fixed-bed reactor. The hydrocracking reference feed (neat HVGO) carried out same reaction conditions. physico-chemical properties primary products obtained via laboratory atmospheric-vacuum distill...
Abstract Background and Aim: Benzene, toluene, xylene and ethyl benzene (BTEX) are the most important aromatic compounds in petroleum products. BTEX compounds due to their high vapor pressure, easily change to gas form and mixed with ambient air. Petroleum products loading workers are exposed to these compounds by the inhalation of BTEX compounds. The aim of this study was to evaluate the ef...
The paper presents the study outcome of petroleum products world production with a ranking countries in industry market and an overview maximum minimum indicators output volumes. A comparative analysis 2021 2020 by leading is given, reasons for decline or growth are substantiated. results dynamics volumes produced from 2010 to 11 disclosed each country introduction position world's oil manufact...
BACKGROUND Use of petroleum-based over the counter remedies such as Vicks VapoRub to alleviate symptoms of rhinitis is common and can be effective, but carries under-appreciated risks of adverse side effects. In this case report we highlight Exogenous Lipoid Pneumonia (ELP), an uncommon condition that results from accumulation of exogenous lipids in the alveoli, as an adverse side effect of lon...
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