128303 ⎘
Cleaning or keeping clear the surface of open water; Apparatus therefor; Devices for cleaning or keeping clear the surface of open water from oil or like floating materials by separating or removing these materials; Devices for removing the material from the surface Whirling means forming a vortex in the water; cyclones
MARINE DEBRIS COLLECTION DEVICE
#2Device for collecting waste from water
#3Skimming and separation device—central rotating flow
#4Duckweed removal and collection device
#5Method and a system for removal of oil under ice