返回搜索
档案
악취물질 흡착을 위해 열산화된 활성탄 및 이의 제조방법
发明专利patent.status.granted
11浏览
§ Ⅰ
卷宗概要
IPC 分类
B1J 20/30A61L 9/14B1D 53/2B1J 20/20B1J 20/28C1B 32/354C1B 32/378
CPC 分类
B1J20/3085A61L9/14B1D53/2B1J20/20B1J20/28061B1J20/28064B1J20/3021B1J20/3071B1J20/3078C1B32/354C1B32/378