| 摘要 |
<p>Device for manoeuvring and propulsion of a cleaning apparatus for removal of marine fouling from marine installations below surface where the device at least comprises: an induction part (3) adapted to supply of a fluid at high pressure, a nozzle with an inlet for supply of the fluid at high pressure, and a tubular body with an induction side (6) and an outlet (7) where said nozzle is arranged close to the induction side (6). The invention also comprises a system for cleaning of marine installations where one or more devices for manoeuvring and propulsion are used.</p> |
