专利名称：METHOD FOR THE TREATMENT OF考前焦虑症>华为手机相册
CONTAMINATED WASTE-WATER DERIVED
猜灯谜的由来
FROM THE PREPARATION OF
ISOPHORONNITRILE
大抵的近义词
发明人：Kreczinski, Manfred,Jann,
凝固的音乐
Robert,Woyciechowski, Matthias
申请号：EP14195357.0
申请日：20141128
公开号：EP3026024B1
公开日：
爱猫的精辟句子
20180502
专利内容由知识产权出版社提供
摘要：Contaminated wastewater from the preparation of isophorone, isophoronenitrile and isophoronediamine is treated by A) 1. treating the wastewater from the preparation of isophoronenitrile from the reaction of isophorone with hydrogen cyanide by alkaline hydrolysis of isophoronenitrile to isophorone, and the salts of hydrogen cyanide within a pH range of 12.0 to 13.7 and at temperatures of 60 to 200° C., and 2. processing the wastewater from A) 1. by an oxidation, or B) treating the wastewater from the preparation of isophoronenitrile from the reaction of isophorone with hydrogen cyanide by an oxidation, or C) processing the wastewater from A) 1. and t
he wastewater from the preparation of isophorone and/or the wastewater from the preparation of isophoronediamine by an oxidation.
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申请人：Evonik Degussa GmbH,EVONIK DEGUSSA GMBH,EVONIK DEGUSSA GMBH 地址：DE
国籍：DE
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