Practical metallurgy and assaying : a text - book for the use of teachers, students, and assayers / by Arthur H. Hiorns

London : MacMillan

Tabla de Contenido

Preliminares.

Part I.

Introductory. - Refractory materials and vessels.
Laboratory appliances.
Laboratory appliances.
Refractory materials and vessels.

Metals, Fluxes, Reducing agents, Reagentes, Etc. - Physical Properties of the useful metals and the influence of small
Metals, Fluxes, Reducing agents, Reagentes, Etc.
Physical Properties of the useful metals and the influence of small quantities of impurities in modifying these propert

Clays, Silicates, and slags. - Specific gravity of solids.
Clays, Silicates, and slags.
Examination of fuels.
Specific gravity of solids.

Alloys. - Formation of metallic oxides.
Alloys.
Formation of metallic oxides.

Reduction. - Cupellation and scorification.
Reduction.
Metallic sulphides and arsenides.
Conversion of sulphides into oxides and sulphates.
Action of sulphides on oxides and sulphates.
Arsenic as a metallurgical agent.
Cupellation and scorification.

Liquation. - Gold.
Liquation.
Wet methods.
Amalgamation.
Electro-metallurgy.
Copper.
Silver.
Preparation of silver plating solution.
Gold.

Nickel. - Preparation of solution for depositing alloys.
Nickel.
Preparation of solution for depositing alloys.

Part II.

Assaying by dry methods. - Assay of oxidised ores or products sufficiently rich to be fused for coarse copper direct.
Assaying by dry methods.
Reagents.
Character and uses of reagents with their common impurities.
Assaying by dry methods.
Assay of copper ores and products.
Assay of oxidised ores or products sufficiently rich to be fused for coarse copper direct.

Assay of yellow ores of copper. - Estimation of silver in lead.
Assay of yellow ores of copper.
Grey ores.
German copper assay.
Plattners method for the valuation of copper ores, slags, and alloys, containing copper, lead, bismuth, nickel, and cob
Assay of lead ores and products.
First method.
Method employed in the upper hartz.
Second method.
Estimation of silver in lead.

Assay of silver ores, products, and alloys. - Assay of gold ores, products, and alloys.
Assay of silver ores, products, and alloys.
Assay of gold ores, products, and alloys.

Assay of tin ores. - Dry assay of platinum alloys.
Assay of tin ores.
Assay of antimony ores.
Assay of zinc ores, slags.
Assay of mercury ores.
Assay of bismuth ores.
Assay of nickel and cobalt ores.
Dry assay of platinum alloys.

Part III.

Asaying and analysis by wet methods.

Estimation of acids. - Assay of nickel and cobalt ores.
Estimation of acids.
Analysis of ores, fluxes, slags, alloyds.
Copper alloys.
Nickel and cobalt alloys.
Assay of nickel and cobalt ores.

Wet assay of zinc in ores and slags. - Analysis of insoluble silicates, glass, slags.
Wet assay of zinc in ores and slags.
Wet assay of copper in ores and slags.
Wet assay of mercury in ores.
Wet assay of lead in ores.
Wet assay of tin in ores.
Wet assay of antimony in ores.
Assay of barium in heavy spar.
Assay of platinum ores and alloys.
Analysis of limestone or dolomite and clay.
Analysis of insoluble silicates, glass, slags.

Analysis of ashes of wood, coal. - Estimation of combined carbon.
Analysis of ashes of wood, coal.
Assay of sulphur.
Analysis of iron and steel.
Estimation of combined carbon.

Estimation of the total carbon in iron and steel. - Estimation of manganese in iron and steel.
Estimation of the total carbon in iron and steel.
Estimation of copper in iron.
Estimation of sulphur in iron and steel.
Estimation of manganese in iron and steel.

Estimation of phosphorus in iron and steel. - Acidimetry.
Estimation of phosphorus in iron and steel.
Estimation of chromium in iron and steel.
Estimation of titanium in iron and steel.
Analysis of iron ores, slags.
Analysis of furnace gases.
Volumetric analysis; or determination by volume.
Alkalimetry.
Acidimetry.

Employment of iodine and sodium thiosulphate. - Sodium thiosulphate method.
Employment of iodine and sodium thiosulphate.
Estimation of cyanogen and chlorine by precipitation.
Estimation of phosphoric acid.
Volumetric estimation of silver.
Indian method of silver assaying.
Volumetric estimation of lead.
Volumetric estimation of copper.
Sodium thiosulphate method.

Volumetric estimation of zinc. - Volumetric estimation of sulphur.
Volumetric estimation of zinc.
Volumetric estimation of iron.
Volumetric estimation of manganese.
Volumetric estimation of sulphur.

Appendix.

Index.