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公开(公告)号:US2849309A
公开(公告)日:1958-08-26
申请号:US47714054
申请日:1954-12-22
Applicant: ETHYL CORP
Inventor: WHALEY THOMAS P
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公开(公告)号:US2777763A
公开(公告)日:1957-01-15
申请号:US53439255
申请日:1955-09-14
Applicant: ETHYL CORP
Inventor: WHALEY THOMAS P
IPC: C22B34/12
CPC classification number: C22B34/1268
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公开(公告)号:US2687951A
公开(公告)日:1954-08-31
申请号:US28375052
申请日:1952-04-22
Applicant: ETHYL CORP
Inventor: WHALEY THOMAS P
IPC: B22F9/18
CPC classification number: B22F9/18
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