Search Documents
Search Again
Search Again
Refine Search
Refine Search
-
The Cedar Point Iron Company's Furnace, No. 1 At Port Henry, Essex County, N. Y.
By T. F. Witherbee
IT is proposed to give, first, a description of the works ; second, a report of the first six months of the present blast; and third, such improvements as have been suggested by the practical working.
Jan 1, 1876
-
Sinking Tennessee Copper's Circular Shaft
By L. Weaver
THE Tennessee Copper Co.'s mines are in the southeast corner of the state of Tennessee, Polk Co., in the well-known Ducktown copper basin. Their new circular production shaft will eventually be t
Jan 1, 1950
-
The Beard-Mackie Sight-Indicator for the Measurement of Marsh-Gas in Collieries
By M. H. HARRINOTON
THE Transactions of the Institute afford abundant evidence of the general recognition by mining engineers of the importance of a safety-lamp which will not only give warning of the presence of fire-da
Jan 1, 1906
-
13. The Mascot-Jefferson City Zinc District, Tennessee
By Johnson Crawford, Alan H. Hoagland
Zinc mining at Jefferson City began in 1854 with small scale production of oxidized ore from open pits. Significant production began in 1913 with the development of the Mascot Mine by the American Zin
Jan 1, 1968
-
Some Aspects of Workmen's Compensation Law Administration
By F. Robertson Jones
IF the tendency toward extending the scope of the workmen's compensation system to include life, health, accident, old age, and unemployment insurance for workers is not promptly altered, I belie
Jan 1, 1934
-
Influence of Heat Treatment on Gun Metal - Discussion (2c332156-b09a-44db-bba5-c5bed3eb5b98)
R. F. WOOD,* Sandusky, Ohio.-I made a few tests of gun-metal specimens, after I noticed the results on quenching -reported by the Bureau of Standards. The data of one such test are given herewith. The
Jan 12, 1919
-
Natural Gas - The Calculation of Pressure Drop in the Flow of Natural Gas Through Pipe
By Fred H. Poettmann
An equation has been derived for use in calculating the sandface pressure of flowing gas wells in which the variation of the compressibility factor of the gas with pressure is taken into consideration
Jan 1, 1951
-
Natural Gas - The Calculation of Pressure Drop in the Flow of Natural Gas Through Pipe
By Fred H. Poettmann
An equation has been derived for use in calculating the sandface pressure of flowing gas wells in which the variation of the compressibility factor of the gas with pressure is taken into consideration
Jan 1, 1951
-
Part VII – July 1969 – Communications - Auger Fracture Surface Analysis of a Temper Embrittled 3340 Steel
By H. L. Marcus, P. W. Palmberg
As can be seen from the phase diagram A1-W1 the equilibrium solubility of tungsten in aluminum is practically nil at room temperature. By quenching from the liquid state (50,000°C per sec), Varic, Bur
Jan 1, 1970
-
Minerals Beneficiation - The Influence of Sodium Silicate in Nonmetallic Flotation Systems
By G. Gutierrez, D. A. Elgillani, M. C. Fuerstenau
The zero-points-of-charge of apatite, calcite, and fluorite are pH 6.4, 10.8, and 10.0, respectively. Scheelite is negatively charged above at least pH 3. In this article, the flotation responses of t
Jan 1, 1969
-
New York Paper - Roasting of the Argentiferous Cobalt-Nickel Arsenides of Temiskaming Ontario, Canada
By Henry M. Howe
This paper gives the results of an investigation of the beha vior of the argentiferous cobalt-nickel arsenides of Temiskam-ing, Ontario, in roasting, made in the metallurgical laboratories of the Scho
Jan 1, 1908
-
Part VII – July 1969 – Communications - Metastable Solubility of Tungsten in Aluminum
By A. Tonejc, A. Bonefacic
As can be seen from the phase diagram A1-W1 the equilibrium solubility of tungsten in aluminum is practically nil at room temperature. By quenching from the liquid state (50,000°C per sec), Varic, Bur
Jan 1, 1970
-
The Engineering Curriculum
By S. C. Hollister
An evaluation of the function of the engineer, so that means whereby education can best serve his needs can be adopted. THERE has been a steady increase in specialized branches of engineering durin
Jan 1, 1950
-
Monazite and Monazite-Mining in the Carolinas
By Joseph Hyde Pratt, Douglas B. Sterrett, CHAPEL HILL
I. DESCRIPTION. MONAZITE is one of the minerals which, for a long time, was considered rather rare in its occurrence, but, upon a commercial demand arising for it, prospectors and engineers soon loca
Jun 1, 1909
-
-
Student Associates (f167d7a2-71e6-4522-a34f-15022a4eb252)
Abramovits, Charles, Student, Case School of Applied Science Cleveland, Ohio. '37 Abreu, Ovidio M., Student, Stanford Univ Stanford University. Calif. '38 Adams, Albert, Student, New Mexi
Jan 1, 1938
-
Membership (9422d3b2-4836-4468-8a73-f107eaa3bfc6)
NEW MEMBERS The following list comprises the names of those persons who became members during the period of Apr. 10, 1917, to May 10, 1917. ANDERSON, GEORGE K., JR., Supt., Iron Ore Mines, The Low
Jan 6, 1917
-
Institute of Metals Division - Grain Structure and Solute Segregation in Bismuth Ingots Solidified from Undercooled Melts
By K. G. Davis, P. Fryzuk
A study has been made of the effect of undercooling on the grain structure and solute distribution in small ingots of pure bismuth and of a 100 ppm Ag in bismuth alloy. Autoradiographic evidence shows
Jan 1, 1965
-
Mining and Milling at Broken Hill, Australia
By M. W. BERNEWITZ
IT is 27 years since I last visited Broken Hill, New South Wales, one of the world's greatest lead-silver-zinc districts. Then, the flota¬tion of ores was in its infancy. The Minerals Separation
Jan 1, 1935
-
Salt Domes As A Source Of Geothermal Energy
By Dilip K. Paul, Charles H. Jacoby
The economic importance of salt domes has been recognized throughout the world, primarily because of oil and gas accumulations on their flanks, and to a lesser degree, for the value of their salt and
Jan 5, 1974