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1.
公开(公告)号:US3383172A
公开(公告)日:1968-05-14
申请号:US34252564
申请日:1964-02-04
Applicant: DEGUSSA
Inventor: HANNS BIEGLER , GOTTFRIED KALLRATH
IPC: C01B33/18
CPC classification number: C01B33/181 , C01P2004/34 , C01P2004/51 , C01P2004/61 , C01P2006/11 , C01P2006/12 , C01P2006/82
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公开(公告)号:CH500761A
公开(公告)日:1970-12-31
申请号:CH1267466
申请日:1966-09-01
Applicant: DEGUSSA
Inventor: BIEGLER HANS DR , GOTTFRIED KALLRATH , KURT KLEIN
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公开(公告)号:CH522744A
公开(公告)日:1972-06-30
申请号:CH1300266
申请日:1966-09-08
Applicant: DEGUSSA
Inventor: GOTTFRIED KALLRATH , BIEGLER HANNS DR , KNORRE HELMUT DR , MEYER-SIMON EUGEN DR
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4.
公开(公告)号:FI45831C
公开(公告)日:1972-10-10
申请号:FI307166
申请日:1966-11-21
Applicant: DEGUSSA
Inventor: HANNS BIEGLER , GOTTFRIED KALLRATH , KURT KLEIN
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公开(公告)号:CH490274A
公开(公告)日:1970-05-15
申请号:CH1581366
申请日:1966-11-01
Applicant: DEGUSSA
Inventor: BIEGLER HANNS DR , GOTTFRIED KALLRATH , KURT KLEIN
IPC: B01J2/04 , C01B33/113 , C01B33/32 , C02B9/02
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公开(公告)号:CH456551A
公开(公告)日:1968-07-31
申请号:CH18264
申请日:1964-01-08
Applicant: DEGUSSA
Inventor: GOTTFRIED KALLRATH
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