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公开(公告)号:US3352552A
公开(公告)日:1967-11-14
申请号:US47054765
申请日:1965-07-08
Applicant: HARBISON WALKER REFRACTORIES
Inventor: WALTER KOENING EDWARD , COPE GERALD R
CPC classification number: C21C5/4613 , C04B28/342 , C04B14/046 , C04B14/303
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公开(公告)号:US3333746A
公开(公告)日:1967-08-01
申请号:US55136966
申请日:1966-05-19
Applicant: HARBISON WALKER REFRACTORIES , KOPPERS CO INC
Inventor: COPE GERALD R , HAUTH CHARLES R , JACK HYDE
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公开(公告)号:US3192582A
公开(公告)日:1965-07-06
申请号:US22818862
申请日:1962-10-03
Applicant: HARBISON WALKER REFRACTORIES
Inventor: COPE GERALD R , SCOTT ROBERT K , FANNING JR FRED H
CPC classification number: B22D41/54 , B22D41/16 , F27D3/1509 , F27D3/1536
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公开(公告)号:CA735792A
公开(公告)日:1966-06-07
申请号:CA735792D
Applicant: HARBISON WALKER REFRACTORIES
Inventor: FANNING FRED H JR , COPE GERALD R , SCOTT ROBERT K
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