Search Documents
Search Again
Search Again
Refine Search
Refine Search
- Relevance
- Most Recent
- Alphabetically
Sort by
- Relevance
- Most Recent
- Alphabetically
-
Utah and Montana Paper - Ore- and Matte-Roasting in UtahBy Richard H. Terhune
It cannot be said that the development of processes for roasting in Utah has been evolutionary. Some of the best systems were contemporaneons with smelting here, and one of the most primitive methods,
Jan 1, 1888
-
Floating Limestone at PermanenteBy John C. Kleiber, George M. Meisel
From time to time since the initial installation of an experimental flotation section in 1940, Permanente Cement Co. has made efforts to beneficiate the low-grade limestone fraction which occurs in it
Jan 3, 1964
-
Institute of Metals Division - Creep-Rupture Tests at 1800° and 200°F on Hyper-Pure Silicon Polycrystals (TN)By J. T. Brown
AS far as could be ascertained, no one had previously investigated the creep strength of silicon poly-crystals. Literature has appeared showing evidence for plastic deformation in silicon single cryst
Jan 1, 1960
-
A Thermodynamic Study Of The Equilibria Of The Systems Antimony-Bismuth And Antimony-LeadBy Yap Chu-Phay
ALTHOUGH chronologically, the Sb-Bi system was the first one studied by the writer, the theoretical basis of the equations used in this paper is fully discussed in the writer's paper on the iron-
Jan 1, 1931
-
Papers - Rates of Diffusion in the Alpha Solid Solutions of Copper (With Discussion)By Frederick N. Rhines, Robert F. Mehl
It has been shown elsewhere1 that the data on the rates of diffusion in solid metals are fragmentary and in many cases unacceptable. As a result, relatively little is known concerning the factors dete
Jan 1, 1938
-
Papers - Rates of Diffusion in the Alpha Solid Solutions of Copper (With Discussion)By Frederick N. Rhines, Robert F. Mehl
It has been shown elsewhere1 that the data on the rates of diffusion in solid metals are fragmentary and in many cases unacceptable. As a result, relatively little is known concerning the factors dete
Jan 1, 1938
-
Iron and Steel Division - Manganese as an Indicator of Blast Furnace Slag Oxidation and Desulphurizing PowerBy R. J. Murphy, N. J. Grant, J. W. Dowding
A large number of blast furnace slag-metal tests were examined to determine if the manganese reduction could be used as a primary indicator of the degree of oxidation or reduction of the slag and of i
Jan 1, 1954
-
Method Selection At QuestaBy D. R. Shoemaker
BACKGROUND AND PROJECT DESCRIPTION A 16.5 kt per day underground molybdenum mine is being developed at Questa in northern New Mexico by Molycorp, Inc., a wholly-owned subsidiary of Union Oil Compa
Jan 1, 1981
-
A Plea for a United States Court of Patent AppealsBy KENNETH W. GREENAWALT, William Greenawalt
THE patent system, through which an inventor is given exclusive right to his invention for a limited period as a reward for his industry and in reimbursement of his expenditures, originated in England
Jan 1, 1930
-
Technical Notes - Growth of Austenite in Cold-Rolled Tempered MartensiteBy A. E. Nehrenberg
IN an earlier publication' it was shown that the.. shape assumed by a volume of growing austenite is inherited from the prior structure. The matrix grains of pearlitic microstructures are equiaxe
Jan 1, 1953
-
Birmingham Paper - Mining in Soft Ore-Bodies at Low MoorBy W. S. Hungerford
As several papers on the subject of mining in soft ore-bodies have recently appeared in the Transactions and in the Engineering and Mining Journal, the following brief account of the method introduced
Jan 1, 1889
-
Coal In The Philippines Present Status And Future PotentialBy Charles E. Mann, Douglas J. Lootens, Rufino B. Bomasang
INTRODUCTION The economy of the Philippines, like that of many other developing nations, has been severely strained by the rapid escalation of imported crude oil prices over the past decade. In an
Jan 1, 1982
-
Personal (5b83a601-617e-4d19-aaf2-3414c195bebb)(Members are urged to send in for this column any notes of interest concerning themselves or their fellow-members.) Members and guests who registered at Institute headquarters during the period Mar.
Jan 5, 1915
-
Salt Lake Paper - The Bag House in Lead SmeltingBy H. H. Alexander
In the early part of the last century textile fabric was used for the filtration of products of combustion and lampblack was obtained by passing smoke through a series of canvas bags. Natural draft wa
Jan 1, 1915
-
The MagmaHuman progress has a visible material phase, easily discernible, that is expressed in the standard of living. This material phase, however, is only the outward expression of a spiritual or mental phas
Jan 1, 1950
-
Coal - Characteristics of Coal Preparation Plant Slurries (Mining Engineering, Jan 1960, pg 49)By H. B. Charmbury, D. R. Mitchell
Everyone in the coal industry from top management to the preparation engineer is vitally interterested in recovering as much salable coal as possible from the run-of-mine product. Coal losses from a p
Jan 1, 1961
-
The Chilean Nitrate Industry ? DiscussionFRED. MACCOY, Raton, N. M. (written discussion *).-In the review of the Chilean nitrate industry presented by Messrs. Rogers and Van Wagenen, the most critical point relating to the future of the indu
Jan 4, 1918
-
Utah and Montana Paper - Coal Production in Utah, 1886By Charles A. Ashburner
A very limited development has been made of the coal-fields of this Territory. This is to be accounted for by the fact that a number of the coal-fields lack railroad transportation, by the distance of
Jan 1, 1888
-
PART IV - Equilibrium Hydrogen-Water Vapor Ratios over Iron-Chromium Alloy, Chromium Oxide, and Iron Chromite from 900° to 1200°CBy R. P. Abendroth
The hydrogen-water vapor ratio at which Fe-Cr alloy, chromium oxide, andiron chromite coexist in equilibrium was determined between 900" and 1200°C. A thermogravimetric method was used to determine eq
Jan 1, 1967
-
Theoretical Metallurgy - Thermodynamic Study of the Equilibrium of the Systems Antinomy-bismuth and Antimony-leadBy Yap Chu-Phay
Although chronologically the Sb-Bi system was the first one studied by the writer, the theoretical basis of the equations used in this paper is fully discussed in the writer's paper on the iron-c
Jan 1, 1931