Industrial Electrometallurgy: Including Electrolytic and Electrothermal Processes |
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according alkaline alloy alumina aluminium Amer ammonia ammonium amperes amperes per 100 amps anode antimony applied E.M.F. bath calcium calcium carbide calcium chloride calories carbide carbon monoxide carborundum cathode cell cent charge Chem chloride coal cobalt coke colloids complex concentration consumption copper sulphate cost cryolite cupric current density current efficiency depolarizer deposition dioxide electric furnace Electrochem Electrochemistry electrodeposition electrodes electrolyte containing employed energy equation ferric ferrous fluoride formation fused gases gold graphite heat Héroult high temperatures hydrogen impurities industrial ions iron leaching lead liberated litre magnesium magnetite metal metric mixture molten nickel nitric nitrogen obtained operation owing oxide oxygen phosphorus potassium cyanide preparation production reaction reduction refining removed salt silica silicon silver slag slimes smelting sodium sodium chloride steel sulphide sulphuric acid technical tons Trans usually vapour voltage volts whilst Zeit zinc
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Page vii - An attempt will, in fact, be made to get away from the orthodox textbook manner, not only to make the treatment original, but also to appeal to the very large class of readers already possessing good textbooks, of which there are quite sufficient. The books should also be found useful by men of affairs having no special technical knowledge, but who may require from time to time to refer to technical matters in a book of moderate compass, with references to the large standard works for fuller details...
Page v - GENERAL PREFACE THE rapid development of Applied Chemistry in recent years has brought about a revolution in all branches of technology. This growth has been accelerated during the war, and the British Empire has now an opportunity of increasing its industrial output by the application of this knowledge to the raw materials available in the different parts of the world. The subject in this series of handbooks will be treated from the chemical rather than the engineering standpoint. The industrial...
Page 15 - At the present time the supply of electricity in Great Britain is dealt with by some 800 undertakings. The average generating plant capacity of those undertakings which have power stations is...
Page 183 - This was the position when in 1898 Sir William Crookes in his Presidential Address to the British Association sounded a note of warning.
Page 111 - ... measure of the amount of iodide which escaped the action of the chlorate ; and, the quantity of iodide originally taken being known, the amount acted upon by the chlorate, and so the amount of the chlorate itself, becomes known. The arsenious acid is determinable with great accuracy iodometrically, and the chief advantage of the process lies in the fact that the titration is made upon the residue, and that, no collection of the distillate being necessary, the sole apparatus employed in the process...
Page 198 - The intimate mixture of these substances is introduced into a coke-lined crucible and is heated to a high temperature by the passage of an electric current introduced by means of carbon electrodes inserted in the sides of the crucible.