IS 4255 (1967): Gyratory and Cone Crushers
IS 4255 (1967): Gyratory and Cone Crushers [MED 17: Chemical Engineering Plants and Related Equipment] I6 : 4255 - 1967 I Indian Standard SPECIFICATION FOR GYRATORY AND CONE CRUSHERS ChemicaPEngineering Sectional Committee, EDC 57 Chairman DR r$. NACARAJA RAO l : Altmbtrs ...