Invention Grant
- Patent Title: Handling pressure tar
- Patent Title (中): 处理压力焦油
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Application No.: US73910824Application Date: 1924-09-22
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Publication No.: US1594038APublication Date: 1926-07-27
- Inventor: BARTELS EDWARD E , SHAEFFER EDWARD J
- Applicant: STANDARD OIL CO , CHICAGO ILLINOIS
- Assignee: Standard Oil Co,Chicago Illinois
- Current Assignee: Standard Oil Co,Chicago Illinois
- Priority: US73910824 1924-09-22
- Main IPC: C10G31/06
- IPC: C10G31/06
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