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Articles 38941 - 38970 of 39759

Full-Text Articles in Engineering

The Construction Of An X-Ray Camera, Emil Bazarnicki May 1952

The Construction Of An X-Ray Camera, Emil Bazarnicki

Bachelors Theses and Reports, 1928 - 1970

The major portion of the construction of the X-ray camera was performed in the machine shop of Montana School of Mines. However, some machine work had to be accomplished in the Butte High Machine Shop, as well as in the machine shop of the Anaconda Copper Mining Company.


Protective Refractory Coatings On Titanium Metal, Eugene F. Gibbs May 1952

Protective Refractory Coatings On Titanium Metal, Eugene F. Gibbs

Bachelors Theses and Reports, 1928 - 1970

The problem undertaken in this thesis concerns the development of a newer phase of metallurgy, namely the adaption of the strong, lightweight metal titanium to high-temperature uses. The primary objective of the investigation is to determine wheth­er the application of refractory coatings to titanium will pro­tect the metal from chemical reactions and corrosion at high temperatures.


The Birdie Mine Tungsten Deposit Butte Mining District, Silverbow County, Montana, Bernard A. Fahm May 1952

The Birdie Mine Tungsten Deposit Butte Mining District, Silverbow County, Montana, Bernard A. Fahm

Bachelors Theses and Reports, 1928 - 1970

The importance of tungsten has encouraged the search for minerals of this metal, and consequently new deposits have been discovered, and known deposits have been re-examined. Western Montana has rather widespread deposits if low-grade types are also considered. Many deposits were known long ago, but abandoned because the use of tungsten was still in its beginning stage and therefore little attention was given to this type of mineral.


Geological Problems At Kerr Dam Lake County, Montana, Roger C. Rice May 1952

Geological Problems At Kerr Dam Lake County, Montana, Roger C. Rice

Bachelors Theses and Reports, 1928 - 1970

With an increased demand for power in Montana and sur­rounding territory, there is a need for existing power installations to produce more hydro-electric power. Kerr Dam, Lake County, Montana has been one of the dams selected for added output.The existing dam and power house installation with its two hydro-electric was finished in 1938, and has been producing power ever since.


The Occurrence Of Molybdenite In The United States, Alaska, Canada, And Newfoundland, Richard W. Brummett May 1952

The Occurrence Of Molybdenite In The United States, Alaska, Canada, And Newfoundland, Richard W. Brummett

Bachelors Theses and Reports, 1928 - 1970

In this study of molybdenite and its occurrence, the pub­lished literature on 66 separate deposits was reviewed, sum­marized, and coordinated. The following descriptions are in­tended to point out the important features of molybdenite oc­currences as described in the literature.


The Immersion Coating Of Indium Upon Magnesium From Sulphate Solutions Containing Flourides, John J. Harrington May 1952

The Immersion Coating Of Indium Upon Magnesium From Sulphate Solutions Containing Flourides, John J. Harrington

Bachelors Theses and Reports, 1928 - 1970

The thesis problem that will be discussed in this report is an investiga­tion of a method of plating a coating of indium upon magnesium and magnesium alloys. The method used to accomplish the final results is the immersion pro­cess. It can be defined as the process of coating a metal with a second metal by immersing the first in a solution containing ions of the second.


Variation Of Induction And Hysteresis Curves For The Heusler Alloy, Cu2mna1, Ford W. Knight May 1952

Variation Of Induction And Hysteresis Curves For The Heusler Alloy, Cu2mna1, Ford W. Knight

Bachelors Theses and Reports, 1928 - 1970

The purpose of this investigation is to determine the fundamental magnetic characteristics of induction and hysteresis, for the alloy Cu2MnAl. This is a ternary, ferromagnetic Heusler alloy. The problem is not only to determine these characteristics for the alloy as-cast but to heat treat it and observe the manner in which different heat treat­ments affect these two fundamental magnetic characteristics.


The Effect Of Ferric Iron Upon The Current Efficiency And The Deposition Of Copper In The Electrowinning Of Copper From Copper Sulphate Solutions, James L. Owings May 1952

The Effect Of Ferric Iron Upon The Current Efficiency And The Deposition Of Copper In The Electrowinning Of Copper From Copper Sulphate Solutions, James L. Owings

Bachelors Theses and Reports, 1928 - 1970

In the hydrometallurgy of copper, probably the most widely used method for the precipitation of copper is by electrolysis using insoluble anodes. The process is similar in many respects to the electrolytic refining of copper; one of the main differences is the use of insoluble anodes in electrowinning as compared to the use of impure copper anodes in electrorefining. Impurities, however, are common to both processes. The nature of these impurities differ and the problem of purifying the electrolyte is also different.


Electrowinning Of Zinc By Mercury Cathode, Tor O. Notevarp May 1952

Electrowinning Of Zinc By Mercury Cathode, Tor O. Notevarp

Bachelors Theses and Reports, 1928 - 1970

The problem was the investigation of electrowinning of zinc by using a mercury cathode, employing a neutral solution of zinc sulphate and containing small amounts of zinc, in the order of ten grams zinc per liter and less. The purpose of this study was on the base of the laboratory experiments to investigate the operational data that might possibly be applied in practice or industry.


The Mechanical Production Of Zinc Dust, Robert F. Payne May 1952

The Mechanical Production Of Zinc Dust, Robert F. Payne

Bachelors Theses and Reports, 1928 - 1970

It was the purpose of this investigation to delve further into the possibility of producing, by mechanical means, a zinc dust which might be suitable for the puri­fication of zinc leach solution.


The Metallography Of Aluminum Casting Alloys, Donald D. Goehler May 1952

The Metallography Of Aluminum Casting Alloys, Donald D. Goehler

Bachelors Theses and Reports, 1928 - 1970

The purpose of this thesis is to supply the Montana School of Mines with an up to date source of information concerning the metallography of aluminum casting alloys. This thesis is designed as a continuing project. Ultimately, it is hoped that a catalog containing all the typical structures of aluminum casting alloys will develop.


The Effect Of Iron Upon The Electrowinning Of Copper With An Amalgam Electrode, John A. Alexander May 1952

The Effect Of Iron Upon The Electrowinning Of Copper With An Amalgam Electrode, John A. Alexander

Bachelors Theses and Reports, 1928 - 1970

Current commercial use of the mercury cathode cell is limited to two types of electrolytic sodium cells-­the Castner cell and the Sorenson cell. Mercury as a cathode medium has also found application in polarographic analysis, a method of a simultaneous quantitative and qualitative analysis of several metal components of solution.


An Investigation Of The Hardening Properties Of Some Alpha Copper Indium Alloys, Charles W. Mcpherson May 1952

An Investigation Of The Hardening Properties Of Some Alpha Copper Indium Alloys, Charles W. Mcpherson

Bachelors Theses and Reports, 1928 - 1970

Precipitation hardening alloys has assumed a major role in modern day development of alloys. In his search for stronger, harder materials, the metallurgist has often been limited by the cost of metals which posses the needed properties.


Electroplating Of Chromium, Nickel And Copper Upon Titanium, Stanley O. Fong May 1952

Electroplating Of Chromium, Nickel And Copper Upon Titanium, Stanley O. Fong

Bachelors Theses and Reports, 1928 - 1970

Recently, there has been a great amount of research work done on the metal titanium. Since it is a light weight metal, with unusual strength and good resistance to corrosion, it may be a possible substitute for aluminum and magnesium alloys, or steel.


Some Applications Of Geology To Civil Engineering With Special References To New Mexico And The Southwest, Eldred Ray Harrington May 1952

Some Applications Of Geology To Civil Engineering With Special References To New Mexico And The Southwest, Eldred Ray Harrington

Civil Engineering ETDs

Civil Engineers are usually specialists in some branch of the great field. They often get so deep into the forest that nearby trees effectively obscure the forest as a whole. The same is true of the specialists in the numerous branches of the field of geology. The writer has a certain advantage in this study. Not only has he had approximately equal training in both fields but he has lived almost thirty years as an observer outside the "forest", taking occasional excursions into the thickets of the fields but never staying so long in any one of them that he …


An Attempted Determination Of The Approximate Chemical Composition Of The Livingston Volcanics By The Fused Bead Technique, Robert D. Geach May 1952

An Attempted Determination Of The Approximate Chemical Composition Of The Livingston Volcanics By The Fused Bead Technique, Robert D. Geach

Bachelors Theses and Reports, 1928 - 1970

Many fine-grained igneous rocks, basaltic and felsitic in character, are difficult to classify. In numer­ous cases, it is impossible to classify these types of rocks by quick methods of identification. It was hoped at the beginning of this study that refractive indices of glasses formed by quick artificial fusion of samples from selected suites of igneous rocks would show a close cor­relation in chemical composition.


Dispersing Agents In The Pipette Method Of Soil Analysis, Eugene W. Price May 1952

Dispersing Agents In The Pipette Method Of Soil Analysis, Eugene W. Price

Bachelors Theses and Reports, 1928 - 1970

For many years the study of sediments has been a major problem in the field of geology. Especially is this true of the branch of sedimentology known as grain-size distribution. Throughout the years many classical experiments have been performed and procedures evolved from them, all with the purpose of a better and easier determination of the grain-size distri­bution of fine sediments, particularly the clays.


Proposed Special Specification For Reflectorizing Glass Spheres, James H. Havens May 1952

Proposed Special Specification For Reflectorizing Glass Spheres, James H. Havens

Kentucky Transportation Center Research Report

In response to your request for a specification that will apply to glass beads for reflectorizing surfaces of signs, paints, and other night driving aids, we recommend the attached material which is drawn up in the form of a proposed specification. In general, the procedures. and ranges of performance characteristics conform with things that have been discussed by the A.S.T.M. Subcommittee on Traffic Paints. Actually, A.S.T.M. has not adopted a specification, but probably they will have one within the next year or two.

You will note the refractive index and size distribution or gradation are referred to in the specification, …


Field Trip To Daviess And Henderson Counties For Inspection Of Gravel-Bituminous Roads, Ellis G. Williams May 1952

Field Trip To Daviess And Henderson Counties For Inspection Of Gravel-Bituminous Roads, Ellis G. Williams

Kentucky Transportation Center Research Report

This series of inspections started April 28, with inspection of pavements containing gravel located in Daviess County. It was found that most pavements containing this aggregate has been resurfaced last year using a crushed limestone aggregate. There were, however, three hot-mix and one road-mix pavements remaining.


The Discharge Coefficient In The Coordinate Method For Measuring Pipe Flow, Day L. Bassett May 1952

The Discharge Coefficient In The Coordinate Method For Measuring Pipe Flow, Day L. Bassett

All Graduate Theses and Dissertations, Spring 1920 to Summer 2023

Agriculture, industry, and community life continue to impose great demands upon available sources of water, particularly in arid and semi-arid regions. Efficient utilization of water, demanding careful distribution and use, implies flow measurement.

The coordinate method for measuring pipe flow finds some application in industry where estimates must be made of the flow of fluids containing relatively large amounts of suspended solids that would render other measuring devices ineffective. Widest application may be found, however, in agriculture where a simple, quick, and inexpensive means for estimating well flow, pump discharge, drain efflux, etc., is necessary if the farmers are to …


Experiences Of A Highway Commissioner, B. T. Moynahan Apr 1952

Experiences Of A Highway Commissioner, B. T. Moynahan

Kentucky's Annual Forum on Transportation

No abstract provided.


Design Of Highway Bridges Based On Frequency Of Heavy Vehicles, D. H. Overman Apr 1952

Design Of Highway Bridges Based On Frequency Of Heavy Vehicles, D. H. Overman

Kentucky's Annual Forum on Transportation

No abstract provided.


"Design And Construction Practices As Viewed By A Maintenance Engineer", R. L. Parker Apr 1952

"Design And Construction Practices As Viewed By A Maintenance Engineer", R. L. Parker

Kentucky's Annual Forum on Transportation

No abstract provided.


Contribution To Public Safety By Highway Maintenance And Traffic Control Operations, H. H. Sandusky Apr 1952

Contribution To Public Safety By Highway Maintenance And Traffic Control Operations, H. H. Sandusky

Kentucky's Annual Forum on Transportation

No abstract provided.


Employee Safety In The Use Of Men And Equipment On Highway Maintenance, Jack Carson Apr 1952

Employee Safety In The Use Of Men And Equipment On Highway Maintenance, Jack Carson

Kentucky's Annual Forum on Transportation

No abstract provided.


Planning Future County Road Systems, James T. Sabel Apr 1952

Planning Future County Road Systems, James T. Sabel

Kentucky's Annual Forum on Transportation

No abstract provided.


Rights-Of-Way For County Roads, James C. Colvin Apr 1952

Rights-Of-Way For County Roads, James C. Colvin

Kentucky's Annual Forum on Transportation

No abstract provided.


Design Of Flexible Pavements, A. O. Neiser Apr 1952

Design Of Flexible Pavements, A. O. Neiser

Kentucky's Annual Forum on Transportation

No abstract provided.


Soils, Their Classification, And Some Of Their Relations To Highway Construction, O. F. Threlkeld Apr 1952

Soils, Their Classification, And Some Of Their Relations To Highway Construction, O. F. Threlkeld

Kentucky's Annual Forum on Transportation

No abstract provided.


Contractor And Engineer Relations, W. O. Snyder Apr 1952

Contractor And Engineer Relations, W. O. Snyder

Kentucky's Annual Forum on Transportation

No abstract provided.