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专利名称：Process for purification of methacrylic acid发明人：Lillwitz, Lawrence D.申请号：EP85307233.8申请日：19851009公开号：EP0178168A2公开日：19860416
摘要：A method for inhibiting the polymerization of an alpha-, beta-ethylenicallyunsaturated monocarboxylic acid during its recovery by distillation is disclosed.
申请人：AMOCO CORPORATION
地址：200 East Randolph Drive Chicago Illinois 60601 US
国籍：US
代理机构：Ritter, Stephen David
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