Modest improvements in tax rules

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Publication: CIM Bulletin
Auteur(s): DAVID J. McDOUGALL
Numéro: 855
Volume: 76
Année: 1983
Texte
Publication: CIM Bulletin
Auteur(s): KRIS INWOOD
Numéro: 855
Volume: 76
Année: 1983
Texte
Publication: CIM Bulletin
Auteur(s): BERT S. HALL
Numéro: 855
Volume: 76
Année: 1983
Texte
Sommaire: With the advent in Canada of large open-pit equipment, the associated wire rope required must keep pace, especially in design and construction, along with the field that leads to increased rope life.
This paper will first describe the various types of shovels and draglines in use today and also the unique characteristics of the wire rope required to efficiently service this equipment.
Emphasis will be placed on the special equipment and techniques required in the wire rope manufacturing,...
Publication: CIM Bulletin
Auteur(s): RONALD G. HAMM
Mots clés: Open-Pit mining, Shovels, Draglines, Hoist ropes, Drag ropes, Installation, Maintenance, Inspection, Excavators.
Numéro: 855
Volume: 76
Année: 1983
Texte
Sommaire: Conventional belt conveyors offer an economical method for transporting materials at inclines approaching 18 degrees. Sandwich belt conveyors may be used to transport materials at high angles, to 90 degrees, while maintaining the most positive features of conventional conveyors, that is, (1) proven conventional conveyor components, (2) high-speed operation, (3) high-single lifts, (4) continuous cleaning of the smooth surfaced belts, and (5) easy, quick repair by hot or cold vulcanizing. The...
Publication: CIM Bulletin
Auteur(s): JOSEPH A. DOS SANTOS, EARL M. FRIZZELL
Mots clés: Open-pit mining, Belt conveyors, Materials handling, Sandwich belt high-angle conveyors, Mechanically-pressed sandwich conveyor, Pneumatically-pressed sandwich conveyor, Air-slide sandwich conveyor, S-shape sandwich conveyor, Snake sandwich conveyor.
Numéro: 855
Volume: 76
Année: 1983
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