Search Documents
Search Again
Search Again
Refine Search
Refine Search
- Relevance
- Most Recent
- Alphabetically
Sort by
- Relevance
- Most Recent
- Alphabetically
-
Book VII
By Herbert Clark Hoover, Lou Henry Hoover
SINCE the Sixth Book has described the iron tools, the vessels and the machines used in mink, this Book will describe the methods of assaying1 ores; because it is desirable to first test them in order
Jan 1, 1950
-
The Zinc-Smelting Industry of the Middle West
By H. C. Meister
THE zinc-smelting industry of the United States has grown very rapidly in recent years and bids fair to outrival that of all other countries in the future. On account of the geographical situation of
Jan 1, 1905
-
Institute of Metals Division - Discussion: Effects of Surface Conditions on the Stress-Strain Curves of Aluminum and Gold Single Crystals
By I. R. Kramer
I. R. Kramer (Martin Co.)—In a recent paper Nakada and Chalmers24 reported some observations of effects of surface conditions on the stress-strain curves of aluminum and gold single crystals. It is of
Jan 1, 1965
-
The Technique of Powder Metallurgy
By Charles Hardy
?POWDER METALLURGY? is the production of semiformed or fully formed metal products by compressing metal powders. It had its beginnings in the fabrication of tungsten and molybdenum bars and wire by co
Jan 1, 1936
-
Notes on the Fatigue of Non-ferrous Metals
By H. F. Moore
DURING the last six years, there have been many extensive investigations of the fatigue of metals. The major work of 'these investigations has been the determination of constants for fatigue stre
Jan 1, 1925
-
Institute of Metals Division - Mechanism of Ortho Kink- Band Formation in Compressed Zinc Monocrystals
By J. J. Gilman
The dependence of ortho kink-band formation on crystal orientation, on temperature, and on the conditions at the ends of a specimen is described. Load-compression curves for crystals that kink are pre
Jan 1, 1955
-
Rock Bursts - A Symposium (60f4f2fa-16ca-42d3-a35b-d369fc39531a)
By Philip B. Bucky
CONTENTS [PACEPACE r. What Is a Rock Burst?2 4. How Can Rock Bursts Be Predicted? . 35 Jack Spalding2Jack Spalding35 A. F. Robertson 2, 5A. F. Robertson35 W. R. Crane 2A. B. Yates and P. J. She
Jan 1, 1942
-
Professional Services (b69eb065-6af5-49fa-972e-bc776c3069c1)
[RALPH ADAIR Ore Dressing Consultant Bull Mtn. d., Asheville, N. C. Phone 4-1693 JAMES A. BARR Consulting Engineer Mt. Pleasant, Tennessee Washington, D.C. BEHRE DOLBEAR & COMPANY Consult
Jan 1, 1952
-
Professional Services (f1c4a0e7-152b-461c-add4-67b8f747b90d)
[RALPH ADAIR Ore Dressing Consultant Bull Mtn. Rd., Asheville, N. C. Phone 4-1693 JAMES A. BARR Consulting Engineer Mt. Pleasant, Tennessee Washington, D.C. BEHRE DOLBEAR & COMPANY Consul
Jan 1, 1952
-
Professional Services (7d53ef68-f651-4621-a60c-e2e7df052e89)
[RALPH ADAIR Ore Dressing Consultant Bull Mtn. Rd., Asheville, N. C. Phone 4-1693 JAMES A. BARR Consulting Engineer Mt. Pleasant, Tennessee Washington, D.C. BEHRE DOLBEAR & COMPANY Consul
Jan 1, 1952
-
Professional Services (0459e53d-c907-435d-ae7c-7f84bafc7960)
[RALPH ADAIR Ore Dressing Consultant Bull Mtn. Rd., Asheville, N. C. Phone 4-1693 JAMES A. BARR Consulting Engineer Mt. Pleasant, Tennessee Washington, D.C. BEHRE DOLBEAR & COMPANY Consult
Jan 1, 1952
-
73. Bishop Tungsten District, California
By Raymond F. Gray, Victor J. Hoffman, Richard J. Bagan, Harold L. McKinley
The first indication of tungsten in the Bishop area was the discovery of scheelite concentrations in a gold placer operation in the ( since named) Tungsten Hills in 1913. After early intermittent prod
Jan 1, 1968
-
Minerals In Man's Future
By Zay Jeffries
From the title of this chapter the reader could expect an attempt to outline the anticipated shape of things to come, mineralwise. We have no crystal ball and if we possessed one we could claim no exp
Jan 1, 1959
-
Progress in Metal Mine Safety
By James K. Richardson
STATISTICAL evidence shows that continued efforts made by Government and industry to make mining safer during the last two decades have had most favorable results. In the copper-mining industry an acc
Jan 1, 1948
-
Metal Prices
By FREDERICW K. BRADLE
I HAVE been puzzled by two lines of thought'; one emanating from Washington, D. C., to the effect that we must all cheer up, that in a very short time, measured in terms of months, prices would b
Jan 1, 1930
-
Best Year for Gold and the Worst for Silver
By Scott Turner
GOLD AND SILVER, the monetary metals, have presented in the last year a striking contrast; gold has experienced unusual prosperity, while silver has been depressed more severely than ever before. Gold
Jan 1, 1933
-
Present Condition of the Mining Industry
By H. Foster Bain
THERE has never been a great civilized nation which did not have a mining industry; civilization cannot flourish without metal mining. Without tools we can have none of the 'industries that are t
Jan 1, 1921
-
Future U. S. Demand for Petroleum
By Stuart St. Clair
EARLY in 1936, when the American Petroleum Institute issued -J "American Petroleum Industry," which was a survey of the current position of the petroleum industry, and its future outlook, and the figu
Jan 1, 1936
-
William E. Wrather – An Interview by Henry Carlisle
Q: It is May 1961 at Bill Wrather's Washington house. Bill, think back to your first job after college. Wrather: Perhaps I ought to go back a little bit further than my first job. I entered t
Jan 4, 1964
-
Chicago Paper - Discussion of Mr. Sauveur's paper on the Microstructure of Steel and the Current, Theories of Hardening (see Vol. xxvi., p. 863)
Prof. A. Ledebur, Freiberg, Saxony :* Mr. Sauveur has presented and enriched with original observations a valuable summary of the theories advanced hitherto concerning the hardening of steel; but in o
Jan 1, 1898