Articles by Northern Miner Staff

A novel man-cooling system has been introduced to the mining industry by Vortec Corp. of Cincinnati, Ohio. The system consists of a helmet with attached cape for body, a vest which distributes cool ai…

Mineral Processing engineers attending the International Conference on Autogenous and Semi-Autogenous Grinding (sag) in Vancouver this month will no doubt be interested in speaking with a representati…

These days only the most promising exploration projects capture the interest of investors or catch the eye of cash-rich major mining companies looking for joint-venture opportunities. A country-wide s…

This is the second of a 2-part article on computerized process control. Part 2 begins where last month’s instalment ended — with a discussion of grinding. The example to be discussed in this sectio…

The continued efforts of the Hon. Onesime Gagnon, Quebec minister of mines and fisheries, toward the development of the Gaspe peninsula will again bear fruit this summer. He was recently advised by th…

Often the things I write about Oare the very things I’m strugOgling with. This article is a particularly tough one. As I consider what has been termed the “mid-life crisis” and the implications of ea…

The ingenious and complex chain of companies that De Beers has set up to market diamonds worldwide has been called the most successful cartel of the century. The Central Selling Organization (cso) was…

One of our readers asks: Is it true that gold holdings of individuals in England had to be turned over to the government? All private holdings, both of coin and bullion, must be offered to the Bank of…

To achieve effective maintenance, it is necessary to always deal successfully with the work demand. This means being capable of handling the peak requiremen ts. When there is breakdown, maintenance wo…

A non-explosive cracking agent for rock is being introduced on the Canadian market exclusively by Guy Guenette Ltd. of St-Laurent, Que. Called Betonamit, the product is a powder, which, when mixed wit…

Four heap leachers are establishing themselves in the northern Black Hills area of South Dakota. Wharf Resources, with its Annie Creek and Foley Ridge pits, is the elder statesman. The others — MinVe…

A mechanically attached wear protection system called Kwick-Lok has been introduced by esco of Port Hope, Ont. It is designed to reduce abrasion in fel buckets, shovel dippers, chute liners, face shov…