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Thorium and Thorium Compounds

  1. Wolfgang Stoll

Published Online: 15 JUN 2000

DOI: 10.1002/14356007.a27_001

Ullmann's Encyclopedia of Industrial Chemistry

Ullmann's Encyclopedia of Industrial Chemistry

How to Cite

Stoll, W. 2000. Thorium and Thorium Compounds. Ullmann's Encyclopedia of Industrial Chemistry. .

Author Information

  1. Hanau, Federal Republic of Germany

Publication History

  1. Published Online: 15 JUN 2000

Chemistry Terms

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Abstract

The article contains sections titled:

1.Introduction
2.Properties
2.1.Physical Properties
2.2.Chemical Properties
3.Occurrence and Raw Materials
4.Production
4.1.Concentration
4.1.1.Ore Preparation
4.1.2.Ore Digestion and Thorium Recovery
4.1.2.1.Acid Digestion
4.1.2.2.Alkaline Digestion
4.2.Fine Purification by Solvent Extraction
5.Important Compounds
5.1.Thorium Oxides
5.2.Thorium Halides
5.2.1.Thorium Tetrafluoride
5.2.2.Thorium Tetrachloride
5.2.3.Thorium Tetraiodide
5.3.Other Compounds
6.Production of Pure Thorium Metal
7.Metalworking
8.Intermetallic Compounds and Alloys
8.1.Thorium as the Main Component
8.1.1.Thorium and Carbon
8.1.2.Thorium and Nitrogen
8.1.3.Thorium and Aluminum
8.1.4.Corrosion-Resistant Thorium Alloys
8.1.5.Thorium Alloys Used in Thorium Production and Nuclear Applications
8.2.Alloys Containing Low Concentrations of Thorium
9.Uses
9.1.Nuclear Technology
9.2.Conventional Applications
9.2.1.Illuminants
9.2.2.Electron Emitters
9.2.3.Ceramics and Glass
9.2.4.Catalysts
9.2.5.Medicine
9.2.6.The Demand for Thorium
10.Product Quality and Analytical Methods
11.Toxicology
12.Industrial Safety
13.Environmental Protection
14.Legal Aspects