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公开(公告)号:US2805624A
公开(公告)日:1957-09-10
申请号:US27586852
申请日:1952-03-11
Applicant: OLIN MATHIESON
Inventor: HOLMES RAYMOND S , WORK LINCOLN T
CPC classification number: B22F1/0007 , C22C33/0207 , F42B12/74
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公开(公告)号:US2771351A
公开(公告)日:1956-11-20
申请号:US58390056
申请日:1956-05-10
Applicant: OLIN MATHIESON
Inventor: HOLMES RAYMOND S , BALDRIDGE BYRON C , O'NEILL JR JOHN J , EARNEST SILK CHARLES
CPC classification number: C06B23/04 , C06B21/0083 , C06B45/22
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