'Addendum' to Fine Grinding Investigations at Lake Shore Mines

This is in direct contradiction to the generally accepted philosophy of tube-mill grinding, which is based upon an enormous amount of experiment carried on in different parts of the world. Personally, I have no faith in the reliability of these conclusions of the authors. (Incidentally, the two circuits compared consist of six mills each of which the change in the hook-up is only in the last three mills- in one case, these three mills are in closed circuit and in the other, open or series circuit.
Keywords: closed circuit, great divergence, Lake Shore, law of averages, Montreal, Discussion, Grinding, Mill, Mills, Reliability, test, Tests
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