METHOD OF PROCESSING SPENT AQUEOUS SULFURIC ACID LIQUOR

1443878 H 2 SO 4 processing METALLGESELLSCHAFT AG 5 July 1974 [7 Aug 1973] 30035/74 Heading C1A Spent aqueous sulphuric acid liquor which contains substantially inorganic impurities and up to 40% by weight of H 2 SO 4 , is processed by treating with hot H 2 SO 4 -decomposition gases so that water is...

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Hauptverfasser:	DRECHSEL H, DARADIMOS G
Format:	Patent
Sprache:	eng
Schlagworte:	CHEMISTRY COMPOUNDS THEREOF INORGANIC CHEMISTRY METALLURGY NON-METALLIC ELEMENTS
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