Pipe trenching
US10066362B2 · kind B2 · utility
2Cited by
9References
13Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Feb 11, 2017 |
| Grant date | Sep 4, 2018 |
| Priority date | — |
| Expiry date | Feb 11, 2037 |
Classification
- Technology area (CPC E)Fixed Constructions
- CPC primaryE02F5/109
- WIPO fieldCivil engineering
- WIPO sectorOther fields
Abstract
Pipe burial apparatus are disclosed that include sets of rotary nozzle cutters configured to straddle a pipe that is to be buried and a nozzle array connected to a nozzle supply pipe in a manner that places the nozzle supply pipe in a cutting path of a rotary nozzle cutter. The nozzle supply pipe may be actuated to alternatingly move the nozzle array between a position straddling the pipe being buried and a cutting position that is below the pipe being buried.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.