专利名称：Process for the purification of sodium
sulphate containing traces of methionine
发明人：GENIN, JEAN-LOUIS,LONDICHE,
ANDRE,ROLLAND, RENE
申请号：EP78400127.3申请日：19781005公开号：EP0001533B1公开日：19811007
摘要：1. Process for the purification of sodium sulphate containing traces ofmethionine, by a treatment in an oxidising medium, characterised in that the sodiumsulphate is treated with a chlorate solution, and then the resulting sodium sulphate iscalcined.
申请人：RHONE-POULENC CHIMIE DE BASE
地址：25, quai Paul Doumer 92408 Courbevoie FR
国籍：FR
代理机构：Martin, Henri
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