-
公开(公告)号:DE842041C
公开(公告)日:1952-06-23
申请号:DEB0005927
申请日:1944-04-14
Applicant: BASF AG
Inventor: KOUDELA GERHARDT DR , WINTERSBERGER KARL DR
-
公开(公告)号:DE846845C
公开(公告)日:1952-08-18
申请号:DEB0008806
申请日:1950-08-17
Applicant: BASF AG
Inventor: KOUDELA GERHARDT DR
IPC: C01B17/28
-