Invention Grant
- Patent Title: Operation of a centrifuge for separating the petroleum oil from sulphuric acid
- Patent Title (中): 操作离心机将石油与硫酸分离
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Application No.: US72750434Application Date: 1934-05-25
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Publication No.: US2129751APublication Date: 1938-09-13
- Inventor: WELLS ALFRED A , EDWARDS DAVID F
- Applicant: STANDARD OIL DEV CO
- Assignee: Standard Oil Development Co
- Current Assignee: Standard Oil Development Co
- Priority: US72750434 1934-05-25
- Main IPC: B04B1/08
- IPC: B04B1/08
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