After pulverization the jar is emptied onto a coarse-mesh screen to separate the .. OPERATIONS OF ANALYSIS 1 .23 TABLE 1.11 Classification of Balances by .. Analyst 87:245 (1962); H. O. Johnson, J. R. Weaver, and L. Lykken, Anal.
metallurgy, and revised the classification. .. tion, handling and classification of metal powders are very much the . sure; pulverization obtained upon sudden .. Rolling, Crushing, or OtherMechanical Operations—Con. Patentee. Lykken.