Patent ID: 8522459

Claim:
Submergible densification cell comprising: a) a sediment collection area having a front section delimited by a first area A 1 and a back section delimited by a second area A 2 ; b) at least one suction and ejection pipe connected to the back section of the sediment collection area; c) at least one positive displacement pump in fluid communication with the suction and ejection pipe; d) an oscillator valve connected to the suction and ejection pipe; and e) a conduit to eject the sediment, wherein: A 1 /A 2 comprises an absolute value between 8 and 120; the first area A 1 does not exceed 50 m 2 ; the second area A 2 does not exceed 0.8 m 2 ; and the front section and the back section spaced apart by a distance of between 2.0 cm to 10 m.