搜索结果: 1-3 共查到“石油与天然气工程 determination”相关记录3条 . 查询时间(0.051 秒)
Determination of Metal Dispersion of Pt/CeO2 Catalyst by CO-pulse Method
Metal dispersion Platinum catalyst Ceria support Carbon monoxide adsorption
2009/7/24
In order to establish a CO adsorption method for rapid measurement of metal dispersion of catalysts containing CeO2 that disturbs the measurement due to the adsorption of H2 or CO, the effect of redu...
Determination of Water Breakthrough Time in Noncommunicating
Buckley-Leverett Theory Immiscible Displacement
2008/10/27
The original Buckley-Leverett fractional flow formula has been extended and more detailed formulation of waterflooding behavior in a multilayered system is presented. In this paper, the layers are ass...
Determination of chlorinated ethenes in water using headspace solid phase microcolumn extraction combined with thermal desorption in GC injection port
chlorinated ethenes vinyl chloride headspace solid phase microcolumn extraction thermal desorption
2010/8/11
A solvent-free sample preparation method is presented in which volatilized organic substances are extracted via solid phase microcolumn from an appropriate volume of headspace (tens of millilitres) wi...