. Mining and Scientific Press . rley ami C. en published. The object of this paper is to bringthe salii-nt features of tin- process to the attention of the dizing roast, r. cognized 11bility of making volatilization a major insti ad of a minorfeature of the roasl Be then madi a a number of from differenl localities, the result of which showed tin- general application of the pr bs. The main diffi culty, as stated bj I roasdale, was the lack of a suitablemeans for recovering the fume from the furnace 1913, Cott relit announced his invention of the electrostatic precipitator, which solve


. Mining and Scientific Press . rley ami C. en published. The object of this paper is to bringthe salii-nt features of tin- process to the attention of the dizing roast, r. cognized 11bility of making volatilization a major insti ad of a minorfeature of the roasl Be then madi a a number of from differenl localities, the result of which showed tin- general application of the pr bs. The main diffi culty, as stated bj I roasdale, was the lack of a suitablemeans for recovering the fume from the furnace 1913, Cott relit announced his invention of the electrostatic precipitator, which solved the problem of separal.


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