Invention Grant
- Patent Title: Production of paraxylene concentrate
- Patent Title (中): 生产对二甲苯浓缩物
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Application No.: US28950452Application Date: 1952-05-23
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Publication No.: US2688045APublication Date: 1954-08-31
- Inventor: POWERS JOHN M , SPEED RAYMOND A
- Applicant: STANDARD OIL DEV CO
- Assignee: Standard Oil Development Co
- Current Assignee: Standard Oil Development Co
- Priority: US28950452 1952-05-23
- Main IPC: B01D9/00
- IPC: B01D9/00 ; C07C7/14
Information query
