Tar-sand distillation. [hot recycled sand heats raw sand to 700 to 1200/sup 0/F]
Patent
·
OSTI ID:7200742
None
- Assignee:
- Union Oil Co. of California
- Patent Number(s):
- US 2905595
- OSTI ID:
- 7200742
- Country of Publication:
- United States
- Language:
- English
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