Patent classifications
E
FIXED CONSTRUCTIONS
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E02
HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
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E02F
DREDGING; SOIL-SHIFTING
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3/00
Dredgers; Soil-shifting machines
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E02F3/88
with arrangements acting by a sucking or forcing effect, e.g. suction dredgers
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E02F3/90
Component parts; , e.g. arrangement or adaptation of pumps
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E02F3/92
Digging elements, e.g. suction heads
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E02F3/9256
Active suction heads; Suction heads with cutting elements, i.e. the cutting elements are mounted within the housing of the suction head
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E02F3/9268
with rotating cutting elements
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