Invention Grant
- Patent Title: Purification process
- Patent Title (中): 净化过程
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Application No.: US43083442Application Date: 1942-02-13
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Publication No.: US2378969APublication Date: 1945-06-26
- Inventor: BAILEY GRANT C , REID JAMES A
- Applicant: PHILLIPS PETROLEUM CO
- Assignee: Ricoh Kyosan Inc
- Current Assignee: Ricoh Kyosan Inc
- Priority: US43083442 1942-02-13
- Main IPC: C07C7/148
- IPC: C07C7/148 ; C08F10/00
Information query
