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公开(公告)号:US3331787A
公开(公告)日:1967-07-18
申请号:US52749466
申请日:1966-02-15
Applicant: ENGELHARD IND INC
Inventor: KEITH CARL D , KENAH PAULA M , BAIR DANIEL L
CPC classification number: B01J23/42 , B01D53/944 , B01J21/04 , B01J23/40 , B01J32/00
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2.
公开(公告)号:US3275567A
公开(公告)日:1966-09-27
申请号:US29093163
申请日:1963-06-27
Applicant: ENGELHARD IND INC
Inventor: KEITH CARL D , BAIR DANIEL L
IPC: B01J21/18 , B01J23/42 , B01J27/045 , B01J37/20
CPC classification number: B01J37/20 , B01J21/18 , B01J23/42 , B01J27/045
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公开(公告)号:US3138560A
公开(公告)日:1964-06-23
申请号:US86007959
申请日:1959-12-17
Applicant: ENGELHARD IND INC
Inventor: KEITH CARL D , BAIR DANIEL L
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