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21.
公开(公告)号:US3058907A
公开(公告)日:1962-10-16
申请号:US1611460
申请日:1960-03-03
Applicant: ENGELHARD IND INC
Inventor: NORDSTRAND ROBERT A VAN , TETER JOHN W , KEITH CARL D , HAUEL ANNA P
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公开(公告)号:US3042627A
公开(公告)日:1962-07-03
申请号:US66416157
申请日:1957-06-07
Applicant: ENGELHARD IND INC
Inventor: KEITH CARL D , HETTINGER JR WILLIAM P
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公开(公告)号:US2999586A
公开(公告)日:1961-09-12
申请号:US52633255
申请日:1955-08-03
Applicant: ENGELHARD IND INC
Inventor: KEITH CARL D
IPC: B01J21/04
CPC classification number: B01J21/04
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公开(公告)号:US2874130A
公开(公告)日:1959-02-17
申请号:US49772555
申请日:1955-03-29
Applicant: ENGELHARD IND INC
Inventor: KEITH CARL D
IPC: B01J21/04
CPC classification number: B01J21/04
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公开(公告)号:US2838444A
公开(公告)日:1958-06-10
申请号:US48972655
申请日:1955-02-21
Applicant: ENGELHARD IND INC
Inventor: TETER JOHN W , GRING JOHN L , KEITH CARL D
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26.Apparatus and system for the purification of internal combustion engine exhaust gases 失效
Title translation: 用于净化内燃机排气的装置和系统公开(公告)号:US3443911A
公开(公告)日:1969-05-13
申请号:US3443911D
申请日:1966-06-07
Applicant: ENGELHARD IND INC
Inventor: KEITH CARL D , CUNNINGHAM CHARLES E , SCHREUDERS TEUNIS
CPC classification number: F01N13/1816 , E21F1/003 , F01N3/06 , F01N3/2006 , F01N3/30 , F01N13/009 , F01N2450/10 , F01N2450/26 , F01N2470/30 , Y02T10/26 , Y10S55/30
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27.Apparatus for purifying exhaust gases of an internal combustion engine 失效
Title translation: 用于净化内燃机排气的装置公开(公告)号:US3441381A
公开(公告)日:1969-04-29
申请号:US3441381D
申请日:1965-06-22
Applicant: ENGELHARD IND INC
Inventor: KEITH CARL D , SCHREUDERS TEUNIS , CUNNINGHAM CHARLES E
CPC classification number: F01N3/2853 , B01D53/944 , F01N3/2828 , F01N3/34 , F01N13/017 , F01N13/14 , F01N2330/06 , F01N2350/04 , F01N2350/06 , F01N2390/00 , F01N2470/14 , F01N2470/16 , F01N2470/18 , F01N2510/06 , F01N2550/02 , Y02T10/20 , Y10S55/30
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公开(公告)号:US3428424A
公开(公告)日:1969-02-18
申请号:US3428424D
申请日:1965-02-24
Applicant: ENGELHARD IND INC
Inventor: KEITH CARL D
IPC: C01B21/26
CPC classification number: C01B21/265 , C01B21/26 , Y10T428/24149
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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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30.Process for catalytically purifying gases containing oxides of nitrogen 失效
Title translation: 用于催化纯化含氮氧化物的气体的方法公开(公告)号:US3328115A
公开(公告)日:1967-06-27
申请号:US48974065
申请日:1965-09-23
Applicant: ENGELHARD IND INC
Inventor: KEITH CARL D , KENAH PAULA M
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