发明名称 METHOD FOR PRODUCING AN AQUEOUS HYDROXYLAMINE SOLUTION DEVOID OF SALT
摘要 The invention relates to a method for producing a highly pure, aqueous hydroxylamine solution by distilling an aqueous solution, devoid of salt, of a hydroxyl ammonium salt in a plate column comprising at least two mechanical plates. Said method is characterised in that packing bodies are arranged between at least two plates of the plate column over the cross-section of said column.
申请公布号 KR100859578(B1) 申请公布日期 2008.09.23
申请号 KR20037017310 申请日期 2003.12.31
申请人 发明人
分类号 C01B21/14 主分类号 C01B21/14
代理机构 代理人
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