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Articles 14041 - 14061 of 14061

Full-Text Articles in Engineering

The Solubility Of Inorganic Salts In Carbon Disulfide: The Case Of Aluminum Bromide, Herman Henry Kaveler Jan 1928

The Solubility Of Inorganic Salts In Carbon Disulfide: The Case Of Aluminum Bromide, Herman Henry Kaveler

Masters Theses

"Since about 1890, the interest in solubility has turned to a large extent to the investigation of the solubility of compounds in organic solvents. This has resulted in a great deal of work being done on the solubility of inorganic salts in non-aqueous solvents. As this mass of data steadily accumulated, the theoretical considerations of solubility and the ideal solution made rapid advances, as Hildebrand has pointed out. We express as much wonder over these theoretical advances as chemists did over the discover "that salts do dissolve in organic compounds". To add some useful data to that already accumulated on …


Studies In Cane Sugar Refining, Marion Smith Badollet Jan 1927

Studies In Cane Sugar Refining, Marion Smith Badollet

Professional Degree Theses

No abstract provided.


A Preliminary Report On The Possibilities Of The Correlation Of Geochemical Data Relative To Oil Well Waters. A Report On The Oil Well Waters Of Greenwood County, Kansas, David Anderson Bash Jan 1927

A Preliminary Report On The Possibilities Of The Correlation Of Geochemical Data Relative To Oil Well Waters. A Report On The Oil Well Waters Of Greenwood County, Kansas, David Anderson Bash

Professional Degree Theses

"It is a known condition and a proven fact that vast quantities of oil and gas have been lost by the infiltration and encroachment of water in producing sands. The encroachment of water in the pay horizons has not only trapped underground oil locally and caused a great loss of production, but unless the water problem was successfully combated the amount of water entering the pay may increase to the extent of flooding an entire field. Water in an oil well so increases the lifting cost that many wells are abondoned [sic] before the normal recovery is reached"--page 2.


Relationship Between Temperature And Vapor Pressure Of Light Oils, William Orval Keeling Jan 1927

Relationship Between Temperature And Vapor Pressure Of Light Oils, William Orval Keeling

Professional Degree Theses

"There are a few data scattered through the literature on the vapor pressures of pure hydrocarbons, but the author has never seen a systematic study of the relationship between temperature and vapor pressures of complicated mixtures such as the various light oils encountered in refinery practice. Such data would be useful in designing equipment for distillation, steam stilling, vacuum distillation and in calculating heat balance, etc. An attempt has been made to link the vapor pressure of a light oil, at various temperatures, to the average boiling point of the oil"--Introduction, page 1.


Chemical Analyses Of Surface Waters Of Missouri, Herbert W. Mundt Jan 1927

Chemical Analyses Of Surface Waters Of Missouri, Herbert W. Mundt

Professional Degree Theses

"This investigation was made by the Missouri Bureau of Geology and Mines. The results of the analyses of surface waters of Missouri are published elsewhere.

The object of the investigation was to obtain information as to the chemical character of the river and spring waters of the state, such information being valuable and interesting to the industries and geologist as well as to the consumer of such waters.

The work for this investigation was started in June 1925 and was continued intensively during the entire summer, a few additional samples being analyzed during the spring and summer of 1926.

The …


A Study Of The Iodine Content Of Representative Missouri Waters, Edmond Carl Hunze Jan 1927

A Study Of The Iodine Content Of Representative Missouri Waters, Edmond Carl Hunze

Masters Theses

"Investigations have shown that the iodine content of natural waters bears a direct relationship to the goiter incidence of a given region. A number of the states have analysed [sic] their water for this constituent in the development of this hypothesis. A search of the literature revealed the fact that with the exception of two instances the iodine content of Missouri water had not been determined. Since in certain regions of Missouri there is quite a prevalence of goiter, it was deemed important to determine the iodine content of Missouri waters. It was believed that such information would be a …


The System: Calcium Oxalate - Sulphuric Acid, Joseph Maple Wilson Jan 1927

The System: Calcium Oxalate - Sulphuric Acid, Joseph Maple Wilson

Masters Theses

"The manufacture of oxalic acid includes as one of the steps in the process, the conversion of calcium oxalate to the desired oxalic acid by treatment with sulphuric acid, and the subsequent crystalization [sic] of the oxalic acid from the solution of it thus made. This investigation has dealt with this conversion step, with regard to the various factors affecting it. The effect of time, acid concentration, temperature, volume of solution, solubility of reaction products, and possible compound formation have all been considered, and from the information thus gained the conclusion has been drawn"--Introduction, page 1.


A Study Of Electrometric Methods For Determining Selenium And Tellurium, Bertie Lee Browning Jan 1926

A Study Of Electrometric Methods For Determining Selenium And Tellurium, Bertie Lee Browning

Masters Theses

"The quantitative oxidation of tellurious acid to telluric acid by potassium dichromate has been shown by Lenher and Wakefield to be applicable to the volumetric determination of tellurium. The purpose of this investigation was to study the applicability of the electrometric method to this titration"--Introduction, page [1].


A Study Of The Reduction Of Zinc Oxide By Hydrogen And Methane, Frederick Adam Weirich Jan 1926

A Study Of The Reduction Of Zinc Oxide By Hydrogen And Methane, Frederick Adam Weirich

Masters Theses

"The purpose of the investigation was to make a study of the reduction of zinc oxide by hydrogen and methane and to study the conditions for the most efficient condensation of the zinc vapor"--Investigations, page 4.


The Selection And Treatment Of Wood Poles As Used In Electric Distribution, Albert Charles Laun Jan 1925

The Selection And Treatment Of Wood Poles As Used In Electric Distribution, Albert Charles Laun

Professional Degree Theses

"The purpose of this thesis is to assemble in a compact form all desirable information on the subject of wood poles as used for Overhead supports in the electrical distribution industry. This thesis is in reality a handbook of facts as gathered by actual experience and by a rather thorough research into the subject"--Purpose of the Thesis, page 3.


Data On Edible Vegetable Oil Processes, John Charavelle Ingram Jan 1924

Data On Edible Vegetable Oil Processes, John Charavelle Ingram

Professional Degree Theses

"The term American Edible Vegetable Oils includes only four distinct oils and under certain economic conditions perhaps a fifth. All these oils are to a certain extent interchangeable in their uses, their employment in specific commodities depending largely on their relative price. Listing them in the order of their economic importance, their principal usages are given in the following paragraphs"--Introduction, page 1.


The Solubilities Of Certain Inorganic Salts In Anhydrous Normal Alcohols, William Orval Keeling Jan 1924

The Solubilities Of Certain Inorganic Salts In Anhydrous Normal Alcohols, William Orval Keeling

Masters Theses

"An examination of the literature shows that extensive studies have been made of the solubilities of inorganic salts in aqueous, normal alcohols, but that little has been done in determining the solubilities in anhydrous alcohols. Northing was found of a systematic study of the solubilities of NaCl, KCl, NaN0₃ and KNO₃ in the lower alcohols over a fairly wide range of temperature. The author has made a study of the solubilities of the above mentioned salts in lower anhydrous normal alcohols at the temperatures 20°C, 25°C, 30°C and 40°C"--Introduction, page 1.


Conductivity And Ionization Of Certain Salts In Absolute Alcohol, Armin Brene Jewell Jan 1924

Conductivity And Ionization Of Certain Salts In Absolute Alcohol, Armin Brene Jewell

Masters Theses

"One of the most striking observations one makes in connection with the study of the conductivities of alcoholic solutions is their great similiarity [sic] to those of aqueous solutions with the exception that the values of the concentrations are very much smaller. The differences are rather of degree than of kind. It will be noted that as the temperature is increased the molecular conductivity increases and the fraction of salt decreases which is what would be expected by analogy"--Discussion, page 43.


Determination Of The Solubilities Of Lithium, Sodium, And Potassium Sulphates In Absolute Methyl And Ethyl Alcohols, Jennie Lynn Lenox Jan 1922

Determination Of The Solubilities Of Lithium, Sodium, And Potassium Sulphates In Absolute Methyl And Ethyl Alcohols, Jennie Lynn Lenox

Masters Theses

"It was thought by the author that there might be some relation between the solubility of a salt in the alcohols and the position of those alcohols in the series of monohydric alcohols; that is, that there should be a definite increase or decrease in the solubility of any particular salt in going from a higher to a lower alcohol. The object of this paper was to find the solubilities of some simple salts in as pure alcohol as could be prepared, and to find any relationships if possible"--page 2.


Furfural (Furfuraldehyde) And Some Of Its Derivatives, Marion Smith Badollet Jan 1921

Furfural (Furfuraldehyde) And Some Of Its Derivatives, Marion Smith Badollet

Masters Theses

"In the spring of 1919 the Eastman Kodak laboratories suggested to the chemistry department of the Missouri School of Mines and Metallurgy that experiments on small-scale production of furfural be undertaken. After a series of experiments a small amount of this product was made and a report was given before the American chemical Society at St. Louis in April 1920. The furfural prepared at the Missouri School of Mines and Metallurgy was sold to the Eastman Kodak laboratories. Within recent years very little experimental work has been done on furfural. It commands a high price as only small amounts are …


The Action Of Nitrogen Trioxide On Pinene, Ernest Wayne Rembert Jan 1921

The Action Of Nitrogen Trioxide On Pinene, Ernest Wayne Rembert

Masters Theses

"The action of nitrous acid on pinene was first studied by Pesci and Bettelli in 1885. they obtained an oil, which, when treated with NH₄OH and steam distilled gave a product of the formula C₁₀H₁₆NO₂. At this point the investigation was discontinued. It is the purpose of this work to show the true mechanism of the reaction and also to establish the formula and nature of the products obtained"--Introduction, page 3.


The Preparation Of Zinc Chloride From Smelter Waste, Victor K. Fischlowitz Jan 1921

The Preparation Of Zinc Chloride From Smelter Waste, Victor K. Fischlowitz

Masters Theses

"Interest in the matter of recovering zinc from residual material attaches through the value of a practical method of recovery consistent with commercial operations. The material used in this work at the Missouri School of Mines and Metallurgy was supplied by one of the large chemical firms of Saint Louis"--Introduction, page 3.


The Preparation And Physical Properties Of Benzene- And Toluene-Sulphonamides, Karl K. Kershner Jan 1920

The Preparation And Physical Properties Of Benzene- And Toluene-Sulphonamides, Karl K. Kershner

Masters Theses

"The formation of sulphonamide derivatives is often of distinct importance. These substances are easily purified and give sharp mepting points which make them of value for identification phases of research work. Also they are of value commercially as in the production of saccharin and other similar compounds. The purpose of this investigation is to secure information on the comparative production and yield of sulphonamides, and intermediate products, formed from their respective ring hydrocarbons, as benzene and toluene. careful melting point are taken on purified products and solubility curves developed for different solvents. The latter give an interesting basis for comparison"--Introduction, …


Chemical Control Work In The N. K. Fairbanks Factories, John Whittlesey Bodman Jan 1917

Chemical Control Work In The N. K. Fairbanks Factories, John Whittlesey Bodman

Professional Degree Theses

"We propose to discuss in this thesis the organization of the N. K. Fairbank Company, particularly with reference to the duties of the Chemical Division, Operating Department in this organization. From a broad viewpoint, we believe that the particular organization by with the N. K. Fairbank Company secures application of its chemical ability to manufacturing operations as well as to special problems, is characteristic of a widespread movement taking place for recognition of the chemical engineer in industry. This is particularly true in those industries where manufacturing operations are based primarily upon practical applications of chemical principles"--Abstract, page 1.


The Decreasing Of City Garbage And Sewage Sludge, O. Henry Babcock Jun 1916

The Decreasing Of City Garbage And Sewage Sludge, O. Henry Babcock

Bachelors’ Theses

At the present time there seems to be no general solution of the problem of garbage and sewage sludge disposal, and the chances are that there never will be. The problem in each city is different so that no set rule can be given that will apply to every city. Therefore it is an original problem with each city, governed by cer­tain conditions existing there.


The Extraction Of Copper From Its Orea By Dilute Chemicals, Robert C. Dabney Jan 1914

The Extraction Of Copper From Its Orea By Dilute Chemicals, Robert C. Dabney

Archived Theses and Dissertations

No abstract provided.