Invention Grant
- Patent Title: Method of low temperature distillation
- Patent Title (中): 低温蒸馏法
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Application No.: US29992828Application Date: 1928-08-16
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Publication No.: US1916900APublication Date: 1933-07-04
- Inventor: VANDEGRIFT JAMES N , CARL POSTEL
- Applicant: INTERNAT BITUMENOIL CORP
- Assignee: Internat Bitumenoil Corp
- Current Assignee: Internat Bitumenoil Corp
- Priority: US29992828 1928-08-16
- Main IPC: C10B1/10
- IPC: C10B1/10 ; C10J3/06
Information query
