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MAP20071020029Grenier, M.G.Evaluation of a water-type dust collector at an underground crushing operation / M.G. Grenier, S. Hardcastle and J. BiguSumario: A self-induced wet dust collector operating at 8.7 m3/sec was evaluated a crushing station in an underground hard rock mine. The new dust collector replaced a baghouse dust collector. The unit was evaluated for dust removal efficiency as a function of particle size. Performance also was assessed by comparing airborne respirable dust in the general area prior to and after installation of the new collector systemEn: American Industrial Hygiene Association journal. - Akron, Ohio. - Vol. 49, nº 3, March 1988 ; p. 101-1071. Higiene industrial. 2. Polvo. 3. Contaminación atmosférica. 4. Sistemas de ventilación. 5. Minas subterráneas. 6. Piedras. I. Hardcastle, S.. II. Bigu, J.. III. Title. IV. Título: American Industrial Hygiene Association journal.