This work is licensed under a Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 International License.
This work is licensed under a Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 International License.
Hassan Elsayed Ali
MISR Petroleum company Cairo, Egypt
Egypt
Mohammed Emad Azab
Chemistry department, Faculty of Science, Ain shams University Cairo, Egypt
Egypt
Nagy Soliman Sakr
MISR Petroleum company Cairo, Egypt
Egypt
The PDF file you selected should load here if your Web browser has a PDF reader plug-in installed (for example, a recent version of Adobe Acrobat Reader).
If you would like more information about how to print, save, and work with PDFs, Highwire Press provides a helpful Frequently Asked Questions about PDFs.
Alternatively, you can download the PDF file directly to your computer, from where it can be opened using a PDF reader. To download the PDF, click the Download link above.