AboutSign inJoin
Metallurgical Studies of Rhodonite Ores, Silverton District, Colorado (In Three Parts).

Metallurgical Studies of Rhodonite Ores, Silverton District, Colorado (In Three Parts). Melting, quenching, and acid leaching of concentrates and electrolytic recovery of manganese from solution. 3

Robert W. Smith, James W. Myers, Donald R. Peterson, Kenneth Keith Kelley, Martin H. Stanczyk, William W. Weller, Ernst K. Kleespies, Thomas A. Henrie, William C. Miller, Ignatz L. Feld, Harry R. Johnson, Haskiel Roy Shell, John Nagy, Robert T. DeWoody, Donald W. Mitchell, John William Chester, G. V. Sullivan, Louis B. Pankratz, Thomas T. Campbell, Edwin M. Murphy, Harold J. Heinen, Donald E. Redmon, Joseph W. Town, Masami Hayashi, William Albert Stickney, Marion V. Denny, J. B. Zadra, Sabri Ergun, Samuel Ralph Borrowman, F. E. Block, Edward George Davis, Victor H. Tiensuu, Dean W. Boley, Herbert P. LeVan, Dale Z. Hobbs, Frank X. McCawley, James A. Wasson, John L. Miller, Donald W. Bridges, Garry F. Workentine, J. J. Pfeiffer, A. A. Orning, L. S. Smith — 1964
Studies were made to determine the effect of the shape of a pneumatic-rock-drill exhaust muffler on its efficiency, and the origin and reduction of exit noise from the mufflers. The report describes the investigation of rock-drill noise abatement.
Sign up to use