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公开(公告)号：US3258257A
公开(公告)日：1966-06-28
申请号：US29532963
申请日：1963-07-16
Applicant: HARBISON WALKER REFRACTORIES
Inventor： BRENT WILSON ALBERT , BEN DAVIES
IPC: C21C5/44
CPC classification number: C21C5/44
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公开(公告)号：US3215546A
公开(公告)日：1965-11-02
申请号：US28013663
申请日：1963-05-13
Applicant: HARBISON WALKER REFRACTORIES
Inventor： BRENT WILSON ALBERT , PAUL WEAVER ERNEST
IPC: C21C5/44
CPC classification number: C21C5/44
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