Volume 153
Metal Mining and Milling 1943
Papers and Discussions Presented at Meetings held at Salt Lake City, September 10-13, 1940; Duluth, August 12-15, 1941; St. Louis, October 1-2, 1942; Bethlehem, October 22-24, 1942; New York: February 12-15, 1940; February 14-20, 1942; February 9-12, 1942; February 15-18, 1943
Title Page
Foreword A. B. Parsons
Contents
A.I.M.E. Officers and Directors
Committees on Mining Methods, Health and Safety in Mines and Milling Methods

PAPERS:

MINING

TITLE AUTHOR
Mining and Transportation Practice in Minnesota Iron Mines (Mining Technology, March 1942) (with discussion) Grover J. Holt
Modified Mining Methods in the United Verde Mine (Mining Technology, Jan. 1941) (with discussion) J. B. Pullen
Improvements in Mining Practice in the Butte District (Mining Technology, July 1941) E. R. Borcherdt
Extending the Scope of Placer Dredging. (Mining Technology, July 1941) C.M. Romanowitz and H. A. Sawin
Mining Practices of the St. Joseph Lead Company in Southeast Missouri (Mining Technology, May 1943) N. A. Stockett
Mine Drainage, Southeast Missouri Lead District (Mining Technology, July 1943) W.W. Weigel

DEVELOPMENT

TITLE AUTHOR
Developing, Milling, and Smelting the Ores of the Tri-State (Missouri-Kansas-Oklahoma) District (Mining Technology, July 1943) George M. Fowler, R.E.Illidge and B. M. O Harra
Development of the Low-grade Manganese Ores of Cuba (Mining Technology, May 1940.) (with discussion) F.S. Norcross Jr.
Driving a 540-foot Raise at Nivloc, Nevada (Mining Technology, May 1942) R.K. Matheson
Development and Dewatering Practice at Park City Consolidated Mines (Mining Technology, Sept. 1940) Gloyd M. Wilkes
Driving a Tunnel in Fractured Rock Formation Carrying Water under High Static Pressure (Mining Technology, Nov. 1942) S.H. Ash and P.S. Miller

TRANSPORTATION

TITLE AUTHOR
Trucking Operations at New Cornelia Mine (Mining Technology, July 1941) Harry H. Angst
Development of Tractor and Airplane Transportation in Manitoba (Mining Technology, Nov. 1940) George E. Cole
Rubber-tired Mine Haulage in the Tri-State District (Mining Technology, Nov.1942) S.S. Clarke
Operation of Diesel Locomotives Underground (Mining Technology, Nov.1942) Fred W. Stiefel
Diesel Engines in Tunneling Operations. (Mining Technology, March 1942) William B. Harris, Leonard Greenburg and Gustav Werner
Multiplying Manpower with Scrapers (Mining Technology, July 1943) Robert V. Pierce

VENTILATION

TITLE AUTHOR
Ventilation of the Climax Mine (Mining Technology, Jan. 1943) (with discussion) Leo H. Glanville
Progress in Air Conditioning for the Ventilation of the Butte Mines (Mining Technology, July 1941) A.S. Richardson

DRILLING AND BLASTING

TITLE AUTHOR
Electric Blasting Practices of the Tennessee Copper Company (Mining Technology, Sept. 1942.) (with discussion) R. G. Clay and C. F. Seaman
Blasting Practices at the New Cornelia Open-pit Copper Mine (Mining Technology, Sept. 1941) Harry H. Angst and Reuel A. Cochrane
Detachable Rock-drill Bits at the Hollinger Mine (Mining Technology, Jan. 1942) Aloys IL. Wollrab

SAFETY

TITLE AUTHOR
Importance of Falling Ground, Rock, and Coal as an Accident Cause (Mining. Technology, Sept. 1941) John L. Boardman

MINING ENGINEERING EDUCATION

TITLE AUTHOR
Teaching Design in Mining Engineering Curricula (Mining Technology, March 1941) (with discussion) J. W. Stewart
Post-collegiate Education of Mining Engineers (Mining Technology, Jan. 1941) (with discussion) Thomas T. Read

SAMPLING AND TESTING

TITLE AUTHOR
Settling Device for Sludge Samples (Mining Technology, Jan. 1943.) (with discussion) A.A. Gustafson
Determination and Localization of Metallic Minerals by the Contact Print Method (Mining Technology, March 1942) (with discussion) Gregoire Gutzeit
The Sedimentation Balance for Measurement of Size Distribution of Fine Materials (Mining Technology, Nov. 1939) (with discussion) Fred C. Bond

CRUSHING

TITLE AUTHOR
The Law of Crushing (Mining Technology, Jan. 1942) (with discussion) John W. Bell
New Units of Crusher Capacity and Crusher Efficiency (Mining Technology, March 1941) Arthur F. Taggart
Dust Control in Large-scale Ore-concentrating Operations (Mining Technology, Sept. 1940) Robert T. Pring

GRINDING

TITLE AUTHOR
Developments in Ball-mill Grinding Practices at New Cornelia (Mining Technology, Sept. 1941) l.M. Barker and E.G. Lewis
Crushing and Grinding Practice, Tennessee Copper Company (Mining Technology, May 1940.) (with discussion) J.F. Myers and F. M. Lewis
Standard Grindability Tests and Calculations (Mining Technology, March 1943) Fred C. Bond and Walter Maxson
Wear and Size Distribution of Grinding Balls (Mining Technology, May 1940.) (with discussion) Fred C. Bond
Deleterious Coatings of the Media in Dry Ball Milling (Mining Technology, March 1940.) (with discussion) Fred C. Bond and Fred T. Agthe
Ball-mill Liners (Mining Technology, March 1943) Warren L. Howes

CONCENTRATION

TITLE AUTHOR
Some Recent Applications of Heavy-media Separation (Sink-float) Processes (Mining Technology, July 1943) S. J. Swainson, S. A. Falconer and G. B. Walker
Heavy-media Separation Plant of the Barton Mines Corporation (Mining Technology, May 1943) H. H, Vogel
Beneficiation of Scheelite Ores by Gravity Concentration (Mining Technology, Nov. 1942) E. H. Burdick
The Mechanism of Jigging (Mining Technology, March 1943) (with discussion) Arthur Taggart
Principles of Flotation, X-Influence of Cations on Air-mineral Contact in Presence of Collectors of the Xanthate Type (Mining Technology, Nov. 1942) (with discussion) Keith Leonard Sutherland
The Mechanism of Activation in Flotation (Mining Technology, May 1942.) (with discussion) A.M. Gaudin and Alfonso Rizo-Patrón
Experiments with Slime-coatings in Flotation (Mining Technology, Nov. 1941) S.G. Bankoff
The Mechanism of Slime-coating (Mining Technology, July 1943) Shiou-Chuan Sun
The Nature of Dispersed Mineral in Flotation Pulps (Mining Technology, March 1943) T.C. Fitt, A. W. Thomas and Arthur F. Taggart
Collector Coatings in Soap Flotation (Mining Technology, July 1943.) (with discussion) Arthur F. Taggart and Nathaniel Arbiter
Nature of the Adsorption of Fatty Acids from Organic Solvents by Inorganic Lead Compounds (Mining Technology, May 1941.) (with discussion) Alexander Knoll and Dwight L. Baker
Organic Sulphides as Oily Collectors. (Mining Technology, May 1943) M. D. Hassiallis
The Mechanism of Collection of Metals and Metallic Sulphides by Amines and Amine Salts (Mining Technology, May 1943) Nathaniel Arbiter, Herbert H. Kellogg and Arthur F. Taggart
Oxygen-free Flotation, II-Further Experiments with Galena (Mining Technology, Jan. 1940) (with discussion) S. F. Ravitz
Differential Flotation of an Arsenical Quicksilver Ore (Mining Technology, Jan. 1941) (with discussion) Maurice Rey and H. Brevers
Flotation of Barite from Magnet Cove, Arkansas (Mining Technology, May 1941) (with discussion) James Norman and Benjamin S. Lindsey
Experimental Flotation of Washington Magnesite Ores (Mining Technology, Jan. 1940) J.B. Clemmer, H. A. Doerner and F. D. DeVaney
Sticky-surface Concentration of Gravel-size Minerals (Mining Technology, Nov. 1942) John Dasher, James Norman and O. C. Ralston
Magnetic Separation of Sulphide Minerals A. M. Gaudin and H. Rush Spedden
The Conductance Electrostatic Separator (Mining Technology, Sept. 1942.) (with discussion) Foster Fraas

DESCRIPTION OF MILLS

TITLE AUTHOR
Climax Milling Practice. (.Mining Technology, March 1942.) (with discussion) E. J. Duggan
Milling Practice of the St. Joseph Lead Company (Mining Technology, May 1943) H. R. Stahl
Ohio Copper Company Tailings Re-treatment Plant (Mining Technology, July 1940) Frank R. Milliken and Robert Goodwin
Results in the Duquesne Mill of the Callahan Zinc-Lead Company (Mining Technology, Jan. 1942) Joseph C. Kieffer
Milling Methods at the Lead-zinc Concentrator of Compania Minera de Penoles, S. A., at Avalos, Zacatecas, Mexico (Mining Technology, Sept. 1942) Irving M. Symonds
Metallurgy and Milling Practice at Getchell Mine (Mining Technology, Nov. 1940) Fred Wise and C. W. Wark
Developments in the Concentrating of Minnesota Iron Ores (Mining Technology, Nov. 1941) T. B. Counselman

LAUNDERS

TITLE AUTHOR
Launders (Mining Technology, Sept. 1939) (with discussion) Harold A. Linke

INDEX

TITLE AUTHOR
Index