1990

Calendar (September 07, 1990)

Oct 2-3, Ottawa, Ont. Stresses in underground structures: determination, prediction & monitoring. At the Venture Inn. Contact Dr. G. Herget, Canadian Mine Technology Lab, Mineral Research Laboraties/C…


Mine Visit

A few years ago, big Canadian mining companies decided to spin off various assets — usually gold properties — into satellite companies tethered in some fashion to the corporate mother ship. The stra…


Automated cage hoists

Skip hoists have been automated for some time, and it should known by this fall whether or not government officials in Ontario will approve the use of microprocessor-based systems on cage hoists. A fu…


At your service

Today there are many developments occurring in the industry that lead us to think that strong changes are taking place and that the nature of mining may change profoundly in the future. This article w…


Engineering a future

Our collective mediocrity has been well-documented. Hewers of wood, drawers of water and all that. The critics charge that we have beavered away for too long, chopping down vast tracts of forest, digg…


Letters (September 07, 1990)

Media Circus Re: “Don’t Just Sit There,” by Moira Jackson. Northcare, a community coalition of resource companies and municipalities in North Bay, Ont., is trying to promote the message Jackson sugges…


Suppliers’ notes (September 07, 1990)

A materials-handling operation for gold heap leaching has been successfully completed at Echo Bay Mines’ Round Mountain facility in Nevada. The system is part of the operation’s expansion to 35,000 to…



Sensitive areas; Honoring Native Land Claims

It is axiomatic that it is as important to know the objective priorities of the opposite party to a negotiation as it is to know your own. This applies particularly to negotiations with aboriginal gro…


Managing with micros

Often going incognito, micro-computer chips are invading almo mine machinery. Laptop and other portable computers can now process information in the field. Today’s surveying equipment has on-board com…



I.T.H. Bits

Down-the-hole or in-the-hole bits have been around for at least two decades now. Early on, the major players were TRW Mission (which is now with Sandvik), Ingersoll-Rand and Atlas Copco. As the popula…


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