Advances in technology for complex custom feed material treatment at Noranda

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Mots clés : Pyrometallurgy;Materials handling;Home smelter
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Publication: CIM Bulletin
Auteur(s): William H. McCracken, William G. Holroyd
Mots clés: Industrial minerals, Refractory raw materials, Bauxite, Magnesite.
Numéro: 948
Volume: 84
Année: 1991
Texte
Publication: CIM Bulletin
Auteur(s): J.H. Archibald
Mots clés: Cribbing technique, Rock mechanics, Backfilling.
Numéro: 948
Volume: 84
Année: 1991
Texte
Publication: CIM Bulletin
Auteur(s): Charles A. Schacht
Numéro: 948
Volume: 84
Année: 1991
Texte
Sommaire: Selection of the appropriate kriging plan during indicator kriging estimations is of a paramount importance to the precision of ore reserve estimation. However, very little is known on the sensitivy of indicator kriging results when changing the kriging plan parameters (mainly search distance and number of samples). This paper evaluates the effect of the search distance and number of samples on indicator kriging results using a gold deposit as a case study.
Publication: CIM Bulletin
Auteur(s): Nour-Eddine Chaouai, Kostas Fytas
Mots clés: Geostatistics, Indicator Kriging.
Numéro: 948
Volume: 84
Année: 1991
Texte
Sommaire: Researchers at the U.S. Bureau of Mines are conducting research on cable-type ground supports to assess their material and support properties and to provide design criteria for implementing cable supports as a workable roof control system under various underground mining conditions. Much of this work involves laboratory assessment of the material and support properties of cable supports using both conventional and birdcage steel cables. Included in this assessment are single and double...
Publication: CIM Bulletin
Auteur(s): J.M. Goris
Mots clés: Rock mechanics, Cable support systems.
Numéro: 948
Volume: 84
Année: 1991
Texte
Sommaire: The southern Abitibi Belt is the major source of gold in Quebec. Although the northern part of the belt is quickly being developed, the area under study will not be downgraded in the near future because it still contains more than 75% of the known reserves in the belt.
Gold is found in a variety of geological environments which are part of a small number of distinct structural patterns. For the exploration geologist, outlining such patterns might be easier and more productive than defining,...
Publication: CIM Bulletin
Auteur(s): Pierre O'Dowd
Mots clés: Geological statistics, Abitibi belt, Gold exploration, Gold bearing environments.
Numéro: 948
Volume: 84
Année: 1991
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