Invention Grant
- Patent Title: Process of manufacturing refined products from mineral oils
- Patent Title (中): 从矿物油制造精炼产品的工艺
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Application No.: US50521230Application Date: 1930-12-27
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Publication No.: US2023375APublication Date: 1935-12-03
- Inventor: DIJCK WILLEM J D VAN
- Applicant: SHELL DEV
- Assignee: Shell Development Co
- Current Assignee: Shell Development Co
- Priority: NL2023375X 1930-01-09
- Main IPC: C10G21/20
- IPC: C10G21/20
Information query
IPC分类:
