Volume 229
The American Institue of Mining, Metallurgical and Petroleum Engineers (Incorporated) 1964
Coal, Industrial Minerals, Geology, Geological Engineering, Geophysics, Geochemistry, Mining, Rock Mechanics, Minerals Beneficiation
Title Page
Foreword by Sandford S. Cole
Contents

Coal
TITLE AUTHOR
A New Approach to an Evaluation of Combustion of Coals on Stoker
Grates
R. D. Saltsman
A Simplified Device for the Froth Flotation of Fine Coal (Progress Report) O. B. Buchlen and J. W. Smith
Hydraulic Transport of Broken Coal A. P. Pipilen, M. Weintraub and A. A. Orning
Observation on Control of the Coal Dust Explosion Hazard in European Mines D. S. Kingery and D. W. Mitchell
Progress Report in the World's First Direct Fired Coal Burning Gas Turbine Locomotive-Built by Union Pacific
H. Rees
Reduction in Sulfur in Mines 28 Mesh Bituminous Coal F. G. Miller
Study of Fine Coal Cleaning Processes by Automatic Microscopy D. R. Bomberger and M. Deul
The Use of the Digital Computer for Mine Ventilation Problems B. Trafton and H. L. Hartman

Geology, Geological Engineering

TITLE AUTHOR
Ancient Stream Channels and Their Effect on Mine Planning and Grade Control at the White Pine Mine, Mich J. W. Trammell and C. 0. Ensign
Jr.
Geological Causes of Foundation Failures in the Area of Tucson, Arizona W. C. Lacy
Ore Dilution Control Increases Earnings at White Pine C. O. Ensign Jr.
Origin of the Disseminated Ore in Metamorphosed Sedimentary Rocks, Robinson Mining District, Nevada H. L. Bauer Jr., R. A. Breitrick, J. J. Cooper and J. N. Swinderman

Geophysics and Geochemistry

TITLE AUTHOR
Geophysical Exploration of Iron Ore G. W. Leney
Geochemical Prospecting Applied to Geologic Reconnaissance E. E. Thurlow
Mg/Ca Ratios in Carbonate Wall-Rock in the Alma-Horseshoe District Colo. M. A. Klugman, D. N. Bloom and
D. N. Stevens
Progress in Mapping Underground Solution Cavities with Seismic Shear Waves J. C. Cook
The Application of Induced Polarization Probing Techniques Underground; Michigan Native Copper District A. W. Schillinger
Where Are We? A. A. Brant

Industrial Minerals

TITLE AUTHOR
Some Aspects of the Physical Chemistry of Potash Recovery by Solar Evaporation of Brines P. Hadzeriga
The Effect of Lightweight Aggregate Physical and Chemical Characteristics on the Properties of Portland Cement Concrete Mixtures R. S. Barneyback Jr.

Minerals Beneficiation

TITLE AUTHOR
A Multiple-Bomb Leaching Unit E. O. Lilge and H. Siebert
A New Approach to Copper-Nickel Ore Processing A. W. Fletcher and K. D. Hester
Auto-Oxidation of Sulfur Dioxide to Form Sulfuric Acid in Commercially Produced Iron Bearing Solutions From the Elliot Lake Area, Ont D. E. Light and T. Szaplonczay
Chelation of Quartz Activating Ions in Oleic Acid Flotation C. B. Daellenbach and T. D. Tiemann
Chemical Upgrading of Stillwater Chromite D. L. Harris
Classification and Jigging in Heavy Liquids 0. Schächter, A. Mitzmager, J. Mizrahi and A. Brillantshtein
Collector Adsorption and Surface Change Density A. S. Joy, D. Watson and R. G. W. Cropton
Concentration of Pyrochlore Ores J. A. Faucher
Determination of the Magnetic Separation Characteristic with the Davis Magnetic Tube N. F. Schulz
Effect of Feed Size on the Integral Rate of Grinding A. L. Mular, M. E. Volin and D. W. Fuerstenau
Effect of Temperature and Sodium Hydroxide Concentration on the Rate of Extraction of Silica from Quartz in Low Grade Siliceous Iron Ore R. L. Stone and T. D. Teimann
Equimolar Solutions of Xanthate and Alkyl Trimethyl Ammonium Bromide Adsorption on Copper, Nickel and Sphalerite Powders A. Pomianowski and J. Leja
Foundation of General Theory of Comminution F. X. Tartaron
High Temperature Testing of Burden Materials R. Wild and F. A. Wright
Hysteresis of Contact Angles in the System Organic Liquid-Water-Rutile A. M. Gaudin, A. F. Witt and A. K. Biswas
Improved Dewatering of Coal by Steam Filtration: Continuous Pilot-Scale Filter Tests R. W. Schoenberger and E. F. Burch
Improved Dewatering of Coal by Steam Filtration: Experimental Bench-Scale Tests C. E. Silverblatt and D. A. Dahlstrom
Kinetics of Green Pelletization P. C. Kapur and D. W. Fuerstenau
Mechanisms of Size Reduction in Comminution Systems Part I. Impact, Abrasion and Chipping Grinding D. D. Crabtree, R. S. Kinasevich, A. L. Mular, T. P. Meloy and D. W. Fuerstenau
Mechanisms of Size Reduction in Comminution Systems Part II; Interpreting Size Distribution Curves and the Comminution Event Hypothesis D. D. Crabtree, R. S. Kinasevich A. L. Mular, T. P. Meloy and D. W. Fuerstenau
Mineralogy of Oxidized Taconites of the Western Mesabi and Its Influence on Metallurgical Process R. L. Bleifuss
Power Requirements in Multi-Phase Mixing N. Arbiter, C. C. Harris and J. Steininger
Reactions of Metal Oxides and Sulfur Studied by Thermoanalysis: Copper Oxides E. Martinez and M. L. Hollander
Relationships Between Rheological and Flocculating Properties of Polymer Flocculants J. M. W. Mackenzie
Results of an Investigation of the Use of Heavy Liquids in a Cyclone for Concentrating Values from Tin Ores F. B. Brien and L. W. Pommier
Single Impact Testing of Brittle Materials J. M. Karpinski and R. 0. Tervo
Sizing Comminution Products in the Extremely Fine Range Y. Kondo and A. M. Gaudin
The Mechanism of Fracture Propagation E. F. Poncelet
Theory of the Distribution of Fragment Size in Comminution J. J. Gilvarry
The Role of Hydrocarbon Chain of Alkyl Collectors in Flotation D. W. Fuerstenau, T. W. Healy and P. Somasundaran
The Use of the Separation Coefficient to Evaluate Electrodynamic Concentration J. E. Lawver, R. R. Beebe and J. L. Wright

Open Pit Mining

TITLE AUTHOR
Determination of Equipment Availability J. J. Sense
Stripping Overburden Using Nuclear Explosives P. L. Russell
What is Static Control? R. A. Matuszak

Rock Mechanics

TITLE AUTHOR
A Three Dimensional Photoelastic Study of Stress Fields Around Room and Pillar Mine Openings J. J. Scott
Blasting Mechanics L. D. Clark and S. S. Saluja
Comments on Explosively Formed Fractures in Rock C. F. Austin and J. K. Pringle
Design for Bolting Stratified Roof L. A. Panek
How Rock Mechanics is Applied to Specific Mining Problems at the Westvaco Mine W. G. Fischer

Underground Mining

TITLE AUTHOR
Sinking and Commissioning of the Eastern Twin Shaft System at Buffelsfontein Gold Mining Co, Ltd G. L. Smit
Use of Resins in Mine Roof Support D. C. McLean and S. A. McKay

Technical Notes

TITLE AUTHOR
Air-Slide Classification of Ground Dolomite P. A. Toynbee
Extraction of Silica from Wisconsin Gogebic Taconite by the Soda Ash Sinter Process T. D. Tiemann
Hardness Reduction Through Wetting R. W. Heins and N. Street
Longwall Mining Results at the Radon Mine P. Lindstrom
Relationship Between Recovery and Rate of Flotation in Continuous Flotation Systems W. L. Freyberger

Discussion of Papers

TITLE AUTHOR
A Three Dimensional Photoelastic Study of Stress Fields Around Room and Pillar Mines Openings J. J. Scott; Discussion by L. Adler
Some Behavioral Aspects of Molybdenum in the Supergene Environment S. R. Titley; Discussion by Paul L. Cloke

Corrections

TITLE AUTHOR
Effect of Temperature and Sodium Hydroxide Concentration on the Rate of Extraction of Silica from Quartz in Low Grade Siliceous Iron Ores R. L. Stone and T. D. Tiemann
Payout! Its Power to Reflect Mine Profitability L. D. Clark
Some Problems in the Allocation of Exploration Effort W. A. Coster and A. Weiss

INDEX

TITLE AUTHOR
Index