-
公开(公告)号：CH639921A5
公开(公告)日：1983-12-15
申请号：CH89179
申请日：1979-01-30
Applicant: DEGUSSA
Inventor： KILIAN EBERHARD DIPL ING , KREHER ALFOHNS DR , NAUROTH PETER , TUERK GUENTER DR
IPC: C01B33/18 , C01B33/143 , C01B33/193 , C01B33/32 , C08K3/36 , C08L7/00 , C08L21/00 , C09C1/30 , C01B33/12
Search Results
1
records
(took 0.017 seconds)
筛选
AND
AND
过滤
NOT
NOT
Scan to Join
