Invention Grant
- Patent Title: Solvent refining mineral oil
- Patent Title (中): 溶剂精炼矿物油
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Application No.: US7270836Application Date: 1936-04-04
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Publication No.: US2166005APublication Date: 1939-07-11
- Inventor: HALL FRANK W
- Applicant: TEXAS CO
- Assignee: Texas Co
- Current Assignee: Texas Co
- Priority: US7270836 1936-04-04
- Main IPC: C10G73/06
- IPC: C10G73/06
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