Patent search ap:("UNION CARBIDE CORP") AND inv:"O'NEAL JOHN B" Page 1

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发明授权
Solvent extraction using substituted oxazolidones 失效
Title translation: 使用取代的恶唑烷酮的溶剂萃取

公开(公告)号：US2932675A

公开(公告)日：1960-04-12

申请号：US55587455

申请日：1955-12-28

Applicant: UNION CARBIDE CORP

Inventor： STEELE ARTHUR B , O'NEAL JOHN B , ANDERSON JOHN R

IPC: C07C7/10 , C07D263/22 , C10G21/20

CPC classification number: C07C7/10 , C07D263/22 , C10G21/20

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