128961 ⎘
Dredgers; Soil-shifting machines mechanically-driven with arrangements acting by a sucking or forcing effect, e.g. suction dredgers; Component parts, e.g. arrangement or adaptation of pumps; Digging elements, e.g. suction heads; Active suction heads; Suction heads with cutting elements, i.e. the cutting elements are mounted within the housing of the suction head with rotating cutting elements with axis of rotation in horizontal and transverse direction of the suction pipe
System for recovering minerals from the seabed
#2Dredging apparatus and method of dredging
#3Dredge with water-jet cutterhead
#4Cleaning robot and underwater sediment cleaning apparatus and method
#5Cutter head for dredging ground and method for dredging using this cutter head
#6DRAG HEAD FOR A TRAILING SUCTION HOPPER DREDGER AND METHOD FOR DREDGING USING THIS DRAG HEAD
#7Draghead for a trailing suction hopper and process for dredging by means of this draghead