Double wall underground storage tank
Patent
·
OSTI ID:6197712
A double wall underground storage tank is described comprising: (a) a cylindrical inner wall, (b) a cylindrical outer wall comprising plastic resin and reinforcement fibers, and (c) a layer of spacer filaments wound around the inner wall, the spacer filaments separating the inner and outer walls, and the spacer filaments being at least partially surrounded by voids to enable liquids to flow along the filaments.
- Assignee:
- Owens-Corning Fiberglas Technology, Inc., Summit, IL (United States)
- Patent Number(s):
- A; US 5224621
- Application Number:
- PPN: US 7-925343
- OSTI ID:
- 6197712
- Country of Publication:
- United States
- Language:
- English
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