Pipe lining preparation assembly
US11708932B2 · kind B2 · utility
0Cited by
10References
19Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jun 1, 2022 |
| Grant date | Jul 25, 2023 |
| Priority date | — |
| Expiry date | Jun 1, 2042 |
Classification
- Technology area (CPC E)Fixed Constructions
- CPC primaryE03F7/12
- WIPO fieldChemical engineering
- WIPO sectorChemistry
Abstract
An example sewer preparation from the main (PFM) device provides for the inspection and preparation of the sewer pipe from the main sewer pipe. The PFM device provides for the insertion of one or more individual and separately controllable tools into the sewer pipe. The tools include a clean out tool and a camera.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.