TRW Meyers


TRW Meyers : Named after the three CalTech professors who founded the company: Thompson, Ramo, and Wooldridge. A chemical method for desulfurizing coal. The iron pyrites is leached out with a hot aqueous solution of ferric sulfate, liberating elemental sulfur. The resulting ferrous sulfate solution is re-oxidized with air or oxygen: Fe2(SO4)3 + FeS2 + 3FeSO4 + 2S ? 7Fe2(SO4)3 + 8H2O + FeS2 + 15FeSO4 + 8H2SO4? 4FeSO4 + 2H2SO4 + O2 + 2Fe2(SO4)3 + 2H2O. (Check source for accuracy of chemical formula)
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