Invention Grant
- Patent Title: Production of viscous oil by copolymerization of aromatic olefin with monoolefin
- Patent Title (中): 通过芳族烯烃与单烯烃的共聚生产粘稠油
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Application No.: US63461745Application Date: 1945-12-12
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Publication No.: US2474881APublication Date: 1949-07-05
- Inventor: YOUNG DAVID W , SMYERS WILLIAM H
- Applicant: STANDARD OIL DEV CO
- Assignee: Standard Oil Development Co
- Current Assignee: Standard Oil Development Co
- Priority: US63461745 1945-12-12
- Main IPC: C07C2/02
- IPC: C07C2/02
Information query
