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RECOMMENDATION ABOUT THE METHODS OF CLASSIFICATION OF RAW MATERIALS RESOURCES USED IN CEMENT INDUST.

ETABI, W. ET AL.; HAMMODI, N.A. ET AL. (1985)

LABOR. EXPERI. TO IMPROVE CONDITI. FOR THE SEPARAT. OF HYDROCAR. IMPUR. FROM MISHRAQ SULPHUR .

SALIH, A.A. ET AL. (1986)