الفهرس Only 14 pages are availabe for public view
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Abstract
Oil shales are defined as natural sedimentary rocks consisting of orgnic and inorganic parts,the organic part burns to give its calorific value whereas the residual ash remaining after burning represents the inorganic prt .The ash is composed mainly of inorganic oxides, such as CaO,SiO2,Al2O3,Fe2O3,...etc.The orgainc matter in oil shales can be destroyed by heat in absence of air to give oil and gas.