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															Authors: | 
														 
														
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															Sohair Ahmed Darwish - Chemical Engineering Department, Faculty of Engineering, Cairo University, Giza 12613, Egypt.
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															Ibrahim Mohamed Ismail - Chemical Engineering Department, Faculty of Engineering, Cairo University, Giza 12613, Egypt.
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															Amr Abdelkader - Mechanical Engineering Department, Faculty of Engineering, British University in Egypt, El-Sherouk 11837, Cairo, Egypt.
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