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公开(公告)号:US3190381A
公开(公告)日:1965-06-22
申请号:US27836863
申请日:1963-05-06
Applicant: BASF AG
Inventor: ERNST EBERHARDT , HANSGEORG SPECHT
IPC: G01G11/00
CPC classification number: G01G11/003
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公开(公告)号:US3313595A
公开(公告)日:1967-04-11
申请号:US34492964
申请日:1964-02-14
Applicant: BASF AG
Inventor: KURT JOCKERS , HERMANN MEIER , ERNST EBERHARDT , LUDWIG TAGLINGER
IPC: C01B21/14
CPC classification number: C01B21/1418
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公开(公告)号:US1453069A
公开(公告)日:1923-04-24
申请号:US48907021
申请日:1921-08-01
Applicant: BASF AG
Inventor: WILHELM GAUS , WILHELM MEISER , ERNST EBERHARDT
IPC: C07C273/04
CPC classification number: C07C273/04 , Y02P20/142
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