Patent search ap:("SHARPLES CORP") AND inv:"AMBLER CHARLES M" Page 1

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发明授权
Purification of extracting solvents 失效
Title translation: 提取溶剂的纯化

公开(公告)号：US2380139A

公开(公告)日：1945-07-10

申请号：US45173542

申请日：1942-07-21

Applicant: SHARPLES CORP

Inventor： AMBLER CHARLES M

IPC: C10K1/18 , C11B1/10

CPC classification number: C10K1/18 , C11B1/108

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