Multilayer rotomolded grease trap
US11130084B2 · kind B2 · utility
0Cited by
8References
18Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jan 31, 2020 |
| Grant date | Sep 28, 2021 |
| Priority date | — |
| Expiry date | Jan 31, 2040 |
Classification
- Technology area (CPC E)Fixed Constructions
- CPC primaryE03C2201/40
- WIPO fieldChemical engineering
- WIPO sectorChemistry
Abstract
A grease trap or solids collector for separating waste from waste water has a tank having a multilayer outer wall made of an outer layer of un-foamed plastic, an intermediate layer of foamed plastic, and an inner layer of unfoamed plastic; an inlet invert in the tank for receiving incoming waste water; and an outlet invert for removing water from the tank. An extension collar made up of segments can be included.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.