Fl Smith Horizontal Ball Mill

201981the latest returns shew the death rate in the united kingdom in respect of deaths through accidents in coal mines as 1.31, and for the british enspire 1.33 per 1000 persons employed in coal mines. for france the rate is given as 1.10, for germany 2.55, and the united states 4.66. for foreign countries generally the into is stated at 3,04 per 1000.

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